タクミナ Product Lineup

In the urethane synthesis experiment, isocyanate is dripped at a rate of 1 mL/min into alcohol. Traditionally, we have been using a micro syringe pump, but there have been issues such as "there are few syringes that are compatible with Japanese-made syringes because the pump is made overseas." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ There are few syringes that are compatible with Japanese-made syringes because the pump is made overseas. ■ The syringes are made of glass, making them prone to breakage and difficult to handle. ■ Some researchers are manually dripping because preparing the pump is cumbersome, but it is difficult to drip at a constant speed. *For more details, please refer to the PDF materials or feel free to contact us.

• Other contract services

At the private university (Faculty of Science and Technology), solvents including pharmaceutical materials (such as methanol and diethyl ether) were being transferred using a pump for analysis via spectroscopy. However, since a syringe pump was being used, there were issues such as "the amount that can be continuously delivered is limited by the syringe capacity." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ The amount that can be continuously delivered is limited by the syringe capacity. ■ To conduct long-term continuous experiments, it is necessary to refill the syringe with liquid periodically. ■ Setting and calibrating the flow rate takes time. ■ It is necessary to differentiate between pumps and syringes based on the flow rate. *For more details, please refer to the PDF materials or feel free to contact us.

• Other contract services

The sake manufacturer decided to use weakly acidic hypochlorous water for disinfecting their production equipment and introduced a weakly acidic hypochlorous water generation device from another company. However, a problem arose: "the quality of the generated weakly acidic hypochlorous water is unstable." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ The quality of the generated weakly acidic hypochlorous water is unstable ■ Maintenance and after-sales service are inadequate *For more details, please refer to the PDF materials or feel free to contact us.

• Other contract services

At the contract manufacturing company, paint is supplied to the spray gun via a pump on the small parts painting line, and traditionally, air-driven diaphragm pumps have been used. However, there have been issues such as "we want to measure and control the actual flow rate, but due to pulsation, it cannot be accurately measured with a flow meter." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ When the pressure in the piping increases due to nozzle clogging or changes in paint viscosity, the pump's discharge volume decreases, necessitating the adjustment of pressure by operating back pressure valves, pressure reducing valves, and air supply valves. ■ We want to measure and control the actual flow rate, but due to pulsation, it cannot be accurately measured with a flow meter. *For more details, please refer to the PDF materials or feel free to contact us.

• Other contract services

At the material manufacturer, functional material coating solutions are applied to sheets using a gravure coater. In the previous process, the main agent and additives are mixed in batches, and the liquid is stirred with a mixer attached to the mixing tank. However, there are areas where uniform mixing cannot be achieved, which has affected quality. For solutions to the challenges and requests, please download and refer to the PDF materials. [Customer's Challenges and Requests] ■ The liquid is mixed with a mixer attached to the mixing tank, but there are areas where uniform mixing cannot be achieved, affecting quality. ■ We want to shorten the process and improve production capacity. ■ We also want to upgrade the supply pump for the gravure coater to a higher performance model than the current one. *For more details, please refer to the PDF materials or feel free to contact us.

• Other contract services

The pigment manufacturer uses a bead mill for the dispersion of materials in the pigment manufacturing process. Due to the viscosity of some liquids being around 5000 mPa·s, a vane pump suitable for high-viscosity liquids was used; however, the wear of the pump parts led to contamination of the liquid, affecting the quality of the ink. For solutions to the challenges and requests, please download and view the PDF document. 【Customer's Challenges and Requests】 ■ The wear of the pump parts led to contamination of the liquid, affecting the quality of the ink. ■ Due to frequent liquid changes in small-batch production, a pump with high cleanability is desired. *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing

At the sake brewing manufacturer, during the beer production process, adjuncts, yeast, and filtration aids were added using a pump, and inline mixing was performed using a static mixer. We received requests such as "We want to add the specified amount accurately" and "We want to use a pump that does not carry the risk of foreign matter contamination due to wear of parts." Please download the PDF document to see the solutions to the challenges and requests. 【Customer's Challenges and Requests】 ■ We want to add the specified amount accurately. ■ We want to use a pump that does not carry the risk of foreign matter contamination due to wear of parts. ■ Although sanitary pumps generally have expensive parts, we want to keep running costs as low as possible. *For more details, please refer to the PDF document or feel free to contact us.

• Other contract services

The ceramic processing manufacturer uses a spray dryer in the granulation process of fine ceramics and has been using a hose pump for liquid delivery to the spray dryer. However, there were challenges such as "although an air chamber is attached to the piping, pulsation cannot be completely eliminated, resulting in unstable liquid delivery and a broad particle size distribution." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ Although an air chamber is attached to the piping, pulsation cannot be completely eliminated, resulting in unstable liquid delivery and a broad particle size distribution. ■ Concentration variations caused by the retention of the raw liquid in the air chamber are also adversely affecting the particle size distribution. ■ As a result of the broad particle size distribution, the number of particles removed during the classification process has increased, leading to reduced yield. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing

The manufacturing equipment in food factories requires strict hygiene management and frequent cleaning and disinfection. The food manufacturer was using ozone water for disinfection, but the generation capacity of ozone water had reached its limit due to the expansion of production lines. For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ They were using ozone water for disinfection, but the generation capacity of ozone water has reached its limit due to the expansion of production lines. ■ They want to switch to a more powerful and safe disinfectant water. *For more details, please refer to the PDF materials or feel free to contact us.

• Other contract services

At the material manufacturer, during the manufacturing process of functional films, an adhesive was supplied to the coating machine via a pump for laminating the films. However, there were challenges such as "the existing pump has an unstable delivery volume, resulting in uneven coating thickness" and "the waste amount has reached approximately 10 million yen annually." Please download the PDF document to view the solutions to the challenges and requests. 【Customer's Challenges and Requests】 ■ The existing pump has an unstable delivery volume, resulting in uneven coating thickness. ■ If the coating liquid is insufficient, air bubbles are introduced, leading to defective products, so the delivery volume is set higher than necessary. ■ Excessively supplied coating liquid cannot be reused and is discarded, resulting in waste amounting to approximately 10 million yen annually. *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing

At the aluminum processing manufacturer, sulfuric acid in the electrolyte solution is circulated by a pump during the anodizing process of aluminum. They are using a spiral pump made of a special alloy, which has the issue of "poor energy efficiency and high electricity costs." Please download the PDF document to see the solutions to the challenges and requests. 【Customer's Challenges and Requests】 ■ Poor energy efficiency and high electricity costs *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing

At the National University (Graduate School of Engineering), a microreactor is used to supply small amounts of chemical solutions for organic synthesis experiments. "There is a need for a discharge pressure of 10 MPa to inject liquid into the narrow flow path." "There are challenges such as the need for safety measures in case of pipe blockage, but it is not possible to attach branch piping like safety valves to the pipes." Please download the PDF materials to see the solutions to the challenges and requests. 【Customer's Challenges and Requests】 ■ To strictly control the reaction, the liquid must be delivered in a continuous, steady flow without pulsation. ■ The transfer liquid is butyllithium, which ignites upon exposure to air, so it must not leak. ■ A discharge pressure of 10 MPa is required to inject liquid into the narrow flow path. ■ Safety measures are necessary in case of pipe blockage, but it is not possible to attach branch piping like safety valves to the pipes. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing

At the local government (sewage treatment plant), the flow rate of water flowing through the channel after sedimentation and filtration was measured, and the necessary amount of sodium hypochlorite was injected. Using a diaphragm pump, two types of control were implemented: stroke length control and rotational speed control. However, there was a problem where "when operating with a reduced stroke length during low processing volumes, injection failures due to gas lock occurred." For solutions to the issues and requests, please download and view the PDF materials. [Customer's Issues and Requests] ■ When operating with a reduced stroke length during low processing volumes, injection failures due to gas lock (air entrapment) occur. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing

At the steel manufacturer, high-temperature nitric acid is being transported within the steelworks. Traditionally, pumps with PFA lining were used, but there were issues such as "the lining peeling off or pinholes forming due to temperature and pressure changes, leading to corrosion of the pump and liquid leakage." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ The lining peels off or pinholes form due to temperature and pressure changes, leading to corrosion of the pump and liquid leakage. ■ The structure of the mechanical seal is complex and requires considerable adjustment. ■ Wear and liquid leakage due to slurry retention frequently occur. ■ The maintenance burden is significant. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing

At the water treatment plant manufacturer, sludge was being fed into a filter press (pressure filtration machine) using a high-pressure pump for dewatering. However, with the existing pump, issues arose such as "when the filter becomes clogged and the pressure increases, the pump's flow rate decreases, resulting in longer dewatering times." For solutions to the challenges and requests, please download and refer to the PDF materials. 【Customer's Challenges and Requests】 ■ When the filter becomes clogged and the pressure increases, the pump's flow rate decreases, leading to longer dewatering times. ■ The pump wears out due to particles in the liquid, requiring frequent parts replacements. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing

The steel manufacturer was using a hydraulic diaphragm pump to transport 98% sulfuric acid over long distances within the steelworks. However, there were challenges such as "damage that may occur unknowingly due to corrosion from sulfuric acid" and "the need for pump overhauls every three years, incurring costs each time." For solutions to these challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ An accumulator was installed to eliminate pulsation, but it may be damaged unknowingly due to corrosion from sulfuric acid. ■ Due to long-distance piping, a high-pressure pump is used to account for pressure loss, and continuing operation without the accumulator functioning poses a risk of pipe damage, which is very dangerous. ■ Pump overhauls are required every three years, incurring costs each time. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

At the paper manufacturing company, they are transporting fillers to be added to the paper during the process of turning pulp into paper. Traditionally, they have been using metal spiral pumps, but there has been a problem where "the stainless steel impeller is quickly eroded and needs to be replaced every three months." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ The filler is a mineral-based slurry with high hardness, causing the stainless steel impeller to erode quickly and requiring replacement every three months. ■ They have tried processing to increase the hardness of the impeller, but no improvements have been observed. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing

At the National University (Graduate School of Environmental and Life Science), a culture solution containing nutrients that serve as food for microorganisms was being pumped into a column filled with soil samples. It was necessary to collect data continuously for over a month, and it was ideal for the flow rate to remain constant during that time. For solutions to the issues and requests, please download and refer to the PDF materials. 【Customer's Issues and Requests】 ■ Looking for a pump with minimal fluctuations in flow rate and pressure to collect data under consistent conditions. ■ It is ideal for the flow rate to remain constant during the continuous data collection for over a month. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing

At the material manufacturer, dispersion was performed using a bead mill to micronize ceramics. However, there were challenges such as "the beads becoming unevenly distributed in the disperser due to pump pulsation, leading to over-dispersion," and "beads flowing out from the outlet side of the bead mill and getting caught in the pump, causing abnormal stops." For solutions to these challenges and requests, please download and refer to the PDF materials. 【Customer's Challenges and Requests】 ■ Beads are unevenly distributed in the disperser due to pump pulsation, leading to over-dispersion. ■ Beads flow out from the outlet side of the bead mill and can get caught in the pump, causing abnormal stops. ■ Due to small-batch production of various types, frequent liquid changes are necessary, resulting in a high cleaning frequency. *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing

The electronic components manufacturer was using a gear-type pump to supply a slurry-like high-viscosity liquid (3000 mPa·s) to the coating machine. However, there were issues such as "the slurry particles getting clogged in the pump, causing it to stop" and "severe wear of the pump, leading to a decrease in flow rate in a short time." For solutions to these issues and requests, please download and view the PDF materials. 【Customer's Issues and Requests】 ■ Slurry particles sometimes clogged the pump, causing it to stop. ■ The pump experienced severe wear, resulting in a decrease in flow rate in a short time. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The request from the chemical plant manufacturer was to circulate sulfuric acid at a temperature of 150°C and a concentration of 75% in the laboratory's experimental line. However, there were challenges such as wanting to "maintain a constant flow rate" and that "there were no products from other companies that met the conditions." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ Want to maintain a constant flow rate ■ Due to the need for high corrosion resistance, they prefer PTFE lining as the material ■ They anticipate operating for about 10 hours a day ■ There were no products from other companies that met the conditions *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The dental materials manufacturer requested to inject the same amount of liquid from six locations at the top of the mixing tank during the manufacturing process of dental materials. However, there was a challenge in finding a manufacturer that could produce a six-channel diaphragm pump. Please download the PDF document to view the solution to the challenge and request. 【Customer's Challenge/Request】 ■Could not find a manufacturer to produce a six-channel diaphragm pump. *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps

The steel manufacturer found that the rainwater falling on the premises of the steelworks was highly alkaline, and it was necessary to perform neutralization treatment to reuse this rainwater on-site. However, after consulting with multiple manufacturers, they faced challenges such as "the treatment volume and pH fluctuate significantly due to weather conditions, requiring a wide control range." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ Minimize the installation area of the equipment ■ If using a tank for pH neutralization treatment (tank method), a large tank of over 100 tons would be required, increasing the installation area ■ Due to significant fluctuations in treatment volume and pH caused by weather, it is necessary to accommodate a wide control range *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The request from the petrochemical manufacturer was to transfer organic solvents (dichloromethane) containing micro-particles of a few microns. Furthermore, they requested that "the flow rate be 50L/min and the discharge pressure be 0.5MPa" and that "they want to monitor and record the actual flow rate." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ Flow rate of 50L/min and discharge pressure of 0.5MPa required ■ Want to monitor and record the actual flow rate *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The resin product manufacturer requested to use a pump to inject additives into the resin extrusion molding machine. However, there were challenges such as "the injection point requires a pressure of over 5MPa" and "the viscosity increases when the liquid temperature drops, so it needs to be maintained at 70-90°C." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ The injection point requires a pressure of over 5MPa ■ If the pump has pulsation, it causes uneven injection, so we want to inject a constant amount continuously ■ The viscosity increases when the liquid temperature drops, so it needs to be maintained at 70-90°C ■ Due to high temperature and high pressure, we want to implement safety measures ■ We want it to be movable rather than fixed in one location *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The food manufacturer was transferring concentrated fruit juice (with a maximum viscosity of 20,000 mPa·s) from the raw material tank to the filling machine tank at a flow rate of 2 tons per hour. However, the existing rotary pump had issues where wear particles were generated from the pump's mechanical seal, which could mix into the liquid, necessitating frequent disassembly and inspection. For solutions to the challenges and requests, please download and view the PDF document. 【Customer's Challenges and Requests】 ■ There was a risk of bacterial contamination every time the pump was disassembled, as it came into contact with outside air. ■ Maintenance costs were high due to the need for specialized maintenance personnel and the high cost of replacement parts. ■ Frequent disassembly and inspection were required because wear particles from the pump's mechanical seal could mix into the liquid. *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps

The request from the construction pipe manufacturer was to create a device for conducting quality conformity tests on resin pipes for construction. Additionally, there was a request to "continuously flow chlorine water through the pipes for several months," with the conditions kept constant and testing conducted at three different temperatures. For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ Continuously flow chlorine water through the pipes for several months ■ Keep the conditions of residual chlorine concentration, pH value, water volume, and delivery pressure constant, and conduct tests at three different temperatures (95°C, 105°C, 115°C) *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The local government (sewage treatment plant) was using a plunger pump to add a chelating agent (ferrous sulfate solution) to prevent the leaching of heavy metals contained in the incineration ash after incinerating sludge at the sewage treatment plant. However, there were issues such as "the piping vibrated due to the pump's pulsation, causing loosening and leaks" and "the pump had run dry and malfunctioned when the chemical tank was empty." For solutions to the issues and requests, please download and view the PDF materials. 【Customer's Issues and Requests】 ■ The piping vibrated due to the pump's pulsation, causing loosening and leaks. ■ The pump had run dry and malfunctioned when the chemical tank was empty. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The request from the water treatment equipment manufacturer was for a ballast water treatment system to be installed on ships, with the desire to inject chemicals into seawater. However, there were challenges such as the need for "high reliability to strictly adhere to the discharge standards stipulated by the treaty" and "the treated water must be discharged directly into the sea, so it must be treated reliably." Please download the PDF document to see the solutions to the challenges and requests. 【Customer's Challenges and Requests】 ■ High reliability is required to strictly adhere to the discharge standards stipulated by the treaty. ■ Due to significant fluctuations in treatment volume, a wide control range for chemical injection is desired. ■ The treated water must be discharged directly into the sea, so it must be treated reliably. ■ Due to limited space on the ship, a compact system is desired. ■ To reduce maintenance burden, a robust and simple piping system is desired. *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps

The beverage manufacturer was supplying sample water to the residual chlorine meter to measure the chlorine concentration of the rinsing water used for bottle washing. Currently, they are using a bypass piping system without a pump, but there are issues such as "the flow rate of the sample water is unstable, making it impossible to accurately measure the chlorine concentration" and "when emptying and cleaning the bottle washing tank, air and dirt get mixed into the residual chlorine meter." For solutions to the issues and requests, please download and view the PDF document. 【Customer's Issues and Requests】 ■ The flow rate of the sample water is unstable, making it impossible to accurately measure the chlorine concentration. ■ When emptying and cleaning the bottle washing tank, air and dirt get mixed into the residual chlorine meter. *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps

The local government (water purification plant) was using a diaphragm pump as a chemical injection pump when adding sodium hypochlorite as a disinfectant and polyaluminum chloride as a coagulant. However, there were challenges such as "the pulsation of the pump makes it impossible to measure the injection amount with a flow meter" and "it is necessary to go from the facility management building to the water purification tank to check the concentration." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ The pulsation of the pump makes it impossible to measure the injection amount with a flow meter. ■ It is necessary to go from the facility management building to the water purification tank to check the concentration. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The electronic components manufacturer was looking for a pump to supply liquid to a die coater, where UV-curable resin is applied in the manufacturing process of LCD display films. They tried a rotary positive displacement pump, but encountered issues such as the liquid gelling in the rotating part and curing at the shaft seal, causing the pump to stop, making it unusable. For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 - UV-curable resin has the property of solidifying when shear stress is applied, making it difficult to handle. - They tried a rotary positive displacement pump, but encountered issues such as the liquid gelling in the rotating part and curing at the shaft seal, causing the pump to stop, making it unusable. - Since the method involves applying the entire amount of liquid supplied by the pump, they want to transfer the specified amount with high precision in a continuous and constant flow. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The request from the OA machine manufacturer was to supply raw materials to the dispersion machine on the color toner manufacturing line. However, we faced several challenges after trying various pumps: "The air-driven pump has too high a flow rate," and "Even with a damper, we couldn't suppress the pulsation, resulting in intermittent flow." For solutions to the challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ The air-driven pump has too high a flow rate. ■ Even with a damper, we couldn't suppress the pulsation, resulting in intermittent flow. ■ The tube pump not only has pulsation but also the tube wears out due to the slurry liquid, causing rubber debris to mix in. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

Battery manufacturers supplying carbon slurry (negative electrode material) to bead mills via pumps have traditionally used rotary positive displacement pumps. However, the particles contained in the liquid quickly wear down the pump components, necessitating frequent part replacements and regular disassembly for cleaning, and they faced difficulties due to poor cleanability of the shaft seal area. For solutions to these challenges and requests, please download and refer to the PDF document. [Customer Challenges and Requests] ■ There was a need for frequent disassembly and cleaning, but they were troubled by the poor cleanability of the shaft seal area. ■ The components of the pump quickly wore out due to particles in the liquid, leading to frequent part replacements. ■ Since they were using a screenless type bead mill, small beads occasionally leaked out, causing beads to get caught inside the pump, leading to abnormal stops or pump failures. *For more details, please refer to the PDF document or feel free to contact us.

• Emulsifier/Disperser

The food manufacturer requested to transfer concentrated nitric acid for use as a CIP cleaning solution to a dilution tank. However, they had been using a diaphragm pump with an air chamber to suppress pulsation, but if maintenance on the air chamber is neglected, the pulsation dampening effect is lost. This led to vibrations causing cracks in the piping, resulting in nitric acid leaks and rusting of the equipment. For solutions to the issues and requests, please download and view the PDF materials. [Customer's Issues and Requests] ■ Neglecting maintenance on the air chamber leads to the loss of pulsation dampening effect, causing vibrations that crack the piping, resulting in nitric acid leaks and rusting of the equipment. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The electronic materials manufacturer was using a rotary positive displacement pump for the liquid supply in the process of applying negative electrode materials for lithium-ion batteries onto sheets with a die coater. However, there were challenges and requests such as, "While the existing pump has no issues with initial performance, the flow rate decreases and pulsation occurs as the operating time increases," and "We want to use a pump that can maintain high liquid delivery accuracy over a long period." For solutions to these challenges and requests, please download and view the PDF materials. 【Customer's Challenges and Requests】 ■ We want to use a pump that can maintain high liquid delivery accuracy over a long period. ■ Since the die coater uses a full coating method, the pump's liquid delivery accuracy directly affects the coating quality. ■ While the existing pump has no issues with initial performance, the flow rate decreases and pulsation occurs as the operating time increases. *For more details, please refer to the PDF materials or feel free to contact us.

• Positive Displacement Pump

The request from the chemical manufacturer was to transport caustic soda through long-distance, high-head piping (with a total head of 85m) and inject it into the main pipeline. However, there were challenges such as "Since it is a hazardous liquid, pumps that pose a risk of liquid leakage cannot be used" and "Air chambers cannot be used at high heads (as air would dissolve into the transported liquid), so pulsating pumps cannot be used." Please download the PDF document to see the solutions to these challenges. [Customer's Challenges] - Since it is a hazardous liquid, pumps that pose a risk of liquid leakage cannot be used. - Pulsating pumps cannot be used because air chambers cannot be used at high heads. *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps

The request from the cosmetics manufacturer was to create a device that mixes a liquid containing fine particles of titanium dioxide with an oil-based liquid during the manufacturing process of cosmetics. Additionally, there were requests such as "I want to insulate the tank and piping because the liquid solidifies at low temperatures" and "I want to continuously mix the two liquids in the piping and accurately control the mixing ratio." Please download the PDF document to view the solutions to the challenges and requests. 【Customer's Challenges and Requests】 ■ I want to insulate the tank and piping because the liquid solidifies at low temperatures. ■ I want to continuously mix the two liquids in the piping and accurately control the mixing ratio. *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing

A chemical manufacturer requested to safely dilute sodium hydroxide (caustic soda) from a concentration of 48% to 25%. However, there were concerns that "there is a risk of intense heat generation during dilution, which could cause the liquid to splatter" and "there is a risk of serious injury if the liquid comes into contact with the human body." For solutions to these issues, please download and refer to the PDF document. [Customer's Issues] ■ There is a risk of intense heat generation during dilution, which could cause the liquid to splatter. ■ There is a risk of serious injury if the liquid comes into contact with the human body. *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps

In a paper manufacturing process where dyes are transferred and injected, the paper company has traditionally used plunger pumps. As a result, there were challenges such as "the existing pump has pulsation, so flow meters cannot be used," "overfeed phenomena occur, causing flow to be unstable," and "there may be response delays (discharge delays and liquid dripping) when starting and stopping the pump." For solutions to these challenges, please download and view the PDF materials. 【Customer Challenges】 ■ The existing pump has pulsation, so flow meters cannot be used. ■ Measurements are taken with a graduated cylinder each time, and the pump's discharge amount is manually adjusted. ■ Due to long-distance piping and small pipe diameter, overfeed phenomena occur, causing flow to be unstable. ■ There may be response delays when starting and stopping the pump. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

In the tire manufacturing process, rubber product manufacturers spray release agents using air-driven pumps for liquid supply. As a result, there were challenges such as "the air-driven pump causes fluctuations in flow rate due to pressure variations on the discharge side, which can lead to excessive spraying" and "release agents are expensive, so we want to eliminate waste and reduce costs." For solutions to these challenges, please download and view the PDF materials. [Customer Challenges] ■ The air-driven pump causes fluctuations in flow rate due to pressure variations on the discharge side, which can lead to excessive spraying. ■ Release agents are expensive, so we want to eliminate waste and reduce costs. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The request from the material manufacturer was to circulate the coating liquid to the gravure coater's liquid receiving pan during the manufacturing process of functional films. However, there were challenges such as "when the liquid level in the receiving pan becomes turbulent, it causes uneven coating thickness, so we want to supply it at a constant flow rate with as little pulsation as possible" and "we want to improve workability because frequent cleaning is necessary." For solutions to these challenges, please download and view the PDF document. [Customer's Challenges] - When the liquid level in the receiving pan becomes turbulent, it causes uneven coating thickness, so we want to supply it at a constant flow rate with as little pulsation as possible. - We want to improve workability because frequent cleaning is necessary. - Since we need to keep the ceramic particles in constant circulation to prevent them from settling, the pump wears out quickly and is prone to breaking. *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps

The request from the steel manufacturer was to mix four types of liquids to apply a coating agent on the surface of electrical steel sheets and supply it to a roll coater. However, each liquid was transferred to a tank using a hydraulic diaphragm pump, and after stirring and mixing, it was supplied to the roll coater. As a result, there were issues such as "variations in concentration due to uneven stirring in the tank" and "the operator had to constantly monitor the concentration in the stirring tank and manually adjust the four pumps." For solutions to these issues, please download and refer to the PDF document. [Customer's Issues] ■ Variations in concentration due to uneven stirring in the tank ■ The operator must constantly monitor the concentration in the stirring tank and manually adjust the four pumps *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps

The request from the casting manufacturer was to add a hardener to the sand in the process of making sand molds for casting. However, there was a challenge where the hardener leaked from the pump's shaft seal, came into contact with air, and hardened, causing the pump to fail. The hardener was supplied using a gear pump, and the injection amount was controlled by an electromagnetic valve. For the solution to this issue, please download and refer to the PDF materials. 【Customer's Issue】 ■ The hardener leaking from the pump's shaft seal comes into contact with air and hardens, causing the pump to fail. *For more details, please refer to the PDF materials or feel free to contact us.

• Other pumps

The request from the steel manufacturer was to send 98°C hydrochloric acid containing metal powder to a concentration analyzer in order to manage the concentration during the acid pickling process. However, due to the use of an air-driven diaphragm pump, there were challenges such as "the diaphragm quickly tearing due to the high-temperature hydrochloric acid containing metal powder, necessitating frequent diaphragm replacements." For solutions to these challenges, please download and view the PDF document. [Customer Challenges] ■ The diaphragm tears quickly due to the high-temperature hydrochloric acid containing metal powder, requiring frequent diaphragm replacements. ■ The measurement values were unstable due to the pulsation of the pump. *For more details, please refer to the PDF document or feel free to contact us.

• Other pumps