丸山製作所 List of Products and Services

Maruyama is a manufacturer whose core competence is technology related to pumps. Founded in the 28th year of the Meiji era, we started as a pioneer in fire extinguisher manufacturing and have developed our business based on the technology cultivated through fire extinguishers. Over our long history of more than a century, our technology has culminated in "pumps." [Featured Products] - High-pressure plunger pumps - Pump accessories - Fully automatic parts washers - Pressure testing equipment For more details, please contact us or download the catalog.

The "high-pressure plunger pump" features valves, valve seats, and valve springs made of corrosion-resistant stainless steel. To enhance durability, the high-pressure seal is designed to be lubricated and cooled by the fluid being used. The valve mechanism has a cassette structure that allows for easy replacement. 【Features】 ○ Durable high-pressure and low-pressure seals that require no adjustment ○ Ceramic plunger offers excellent corrosion and wear resistance, capable of withstanding long hours of use For more details, please contact us or download the catalog.

The "pressure regulating valve" can set a stable pressure that is unmatched. It can be used with multiple pumps and multiple gun nozzles. Pressure adjustment is easy by simply turning the adjustment screw. The pressure regulating spring is built into the spring cylinder, resulting in a simple exterior structure. 【Features】 ○ Dedicated pressure regulating valve for plunger pumps ○ Can set a stable pressure that is unmatched For more details, please contact us or download the catalog.

A plunger pump is a pump that has suction and discharge strokes. The amount of water suctioned is proportional to the pump's input rotation speed. The pump itself cannot control the flow rate. Pressure control is performed by a pressure regulating valve or an unloader valve. 【Features】 ○ Use flexible piping for the piping immediately adjacent to the pump ○ Keep excess water, supply water, and cleaning chambers as far away as possible from the pump's suction inlet For more details, please contact us or download the catalog.

For detailed specifications and drawings of each pump, please contact us separately. The performance figures are based on clear water. For applications involving hot water, various detergents, or seawater, please inquire separately. Various pumps are produced as standard stock items, but there are also made-to-order products, so please check the delivery schedule according to your needs. 【Features】 ○ Please use within the range that does not exceed the stated suction volume. ○ If operating continuously for long periods, please use at 80% or less of the stated suction volume. For more details, please contact us or download the catalog.

Please contact us separately for detailed specifications and drawings of each pump. The performance figures are based on clean water. For applications using hot water, various detergents, or seawater, please inquire separately. Various pumps are produced as standard stock items, but there are also made-to-order products, so please check the delivery schedule according to your needs. 【Features】 ○ Please use within the range that does not exceed the indicated suction volume. ○ If operating continuously for long periods, please use at 80% or less of the indicated suction volume. For more details, please contact us or download the catalog.

For detailed specifications and drawings of each pump, please contact us separately. The performance figures are based on clear water. For applications using hot water, various detergents, or seawater, please inquire separately. Various pumps are produced as standard stock items, but there are also made-to-order products, so please check the delivery schedule according to your needs. 【Features】 ○ Please use within the range that does not exceed the stated suction volume. ○ If operated continuously for long periods, please use at 80% or less of the stated suction volume. For more details, please contact us or download the catalog.

For detailed specifications and drawings of each pump, please contact us separately. The performance figures are based on clear water. For applications using hot water, various detergents, or seawater, please inquire separately. Various pumps are produced as standard stock items, but custom-made products are also available, so please check the delivery schedule according to your needs. 【Features】 - Please use within the indicated suction volume range. - If operating continuously for long periods, please use at 80% or less of the indicated suction volume. For more details, please contact us or download the catalog.

Please contact us separately for detailed specifications and drawings of each pump. The performance figures are based on clear water. For applications using hot water, various detergents, or seawater, please inquire separately. Various pumps are produced as standard stock items, but there are also made-to-order products, so please check the delivery schedule according to your needs. 【Features】 ○ Please use within the range that does not exceed the stated suction volume. ○ If operating continuously for long periods, please use at 80% or less of the stated suction volume. For more details, please contact us or download the catalog.

The "high-pressure plunger pump" features valves, valve seats, and valve springs made of corrosion-resistant stainless steel. To enhance durability, the high-pressure seal is designed to be lubricated and cooled by the fluid being used. The valve mechanism has a cassette structure that allows for easy replacement. It can be used in various industries, including food processing plants, machine shops, plant cleaning, reverse osmosis membranes, and tank cleaning, making it versatile for a wide range of applications. 【Features】 ○ Durable high-pressure and low-pressure seals that require no adjustment ○ Ceramic plunger offers excellent corrosion and wear resistance, enduring long hours of use ○ Plunger rod is made of stainless steel ○ Crankcase is made of lightweight and durable aluminum die-cast ○ Crankshaft is made of chrome-molybdenum steel, providing excellent durability ○ Generous bearing sizes are selected to extend the pump's lifespan For more details, please contact us or download the catalog.

The often overlooked "maintenance timing" in the daily use of pumps. Regular inspections are essential to avoid reducing production efficiency. We are offering a flyer summarizing situations where "maintenance is necessary when these symptoms appear." Please check it out from the catalog download. Additionally, we offer a range of "pump units" for high-pressure plunger pumps, which are actively used in a wide variety of applications such as "reverse osmosis membranes (RO)," "high-pressure mist systems," "tank cleaning," "plant cleaning," "food processing plants," and "machining factories." *For more details, please refer to the catalog. Feel free to contact us as well.

This is a dedicated pressure regulating valve for plunger pumps. It is primarily a pressure regulating valve for equipment.

Are you fully prepared for heatstroke prevention? The peak of summer is still ahead! Let's start taking measures against heatstroke. We utilize the heat of vaporization of water sprayed at high pressure to lower the perceived temperature in the spray area. 【Features】 - The main unit can be anchored for stability. - Water supply to the pump is directly connected to the water supply, eliminating the need for a tank. - Equipped with an industrial pump for continuous operation. - High-pressure line filter protects the nozzles. - Standard equipped with an electromagnetic valve to prevent dripping from the nozzles and allows for easy activation. - Compact and easy to handle standard model operating on 100V. 【Applications】 - Heat island countermeasures at work sites. - Dust prevention and static electricity prevention in various factories and warehouses. - Fine mist cooling in barns, pigsties, chicken coops, and vegetable houses. - Humidification in printing factories, textile factories, and various storage facilities. - Landscape engineering for mist parks and event venues. For more details, please contact us or download the PDF.

The 'maintenance timing' that is often overlooked in the daily use of pumps. Regular inspections are essential to avoid reducing production efficiency. We are offering a flyer summarizing the situations where 'maintenance is needed when these symptoms appear.' Please check it out via PDF download. Additionally, Maruyama Excel has newly released 'Maruyama Genuine Oil' for high-pressure pumps! Available in 1 liter, 4 liters, 20 liters, and 200 liters! *For more details, please refer to the materials. Feel free to contact us with any inquiries.

The "Ultra Fine Bubble Pump Unit" is a device that can efficiently generate a high concentration of a large number of ultra fine bubbles using only water and water pressure. The generation amount of ultra fine bubbles per 1mL is approximately 300 million with a single pass, and by increasing it through circulation operation, it is possible to generate around 5 billion bubbles. *Conditions such as pressure (measured value at 3MPa pressure and 20L/min discharge rate) 【Features】 ■Maximum discharge water volume is 20L/min ■Two types available: engine type for easy outdoor use and motor type compatible with saltwater ■Can be used even with fine foreign substances (less than 0.2mm) present ■The number of ultra fine bubbles remains almost unchanged even when using a 150m hose ■Compatible with various gas supply *For more details, please refer to the materials. Feel free to contact us with any inquiries.

Screw standards, the relationship between pressure and nozzle discharge amount, etc. It is sure to be helpful.

In the chemical industry, the mixing process is crucial for achieving uniform mixing and accurate formulation, which directly affects product quality. In particular, mixing inconsistencies that influence reaction rates and product stability pose significant challenges. Maruyama's industrial machinery is based on pump technology and addresses these challenges. Our products provide high precision and reliability in the mixing of chemicals, contributing to process efficiency and quality improvement. 【Usage Scenarios】 - Mixing of chemicals - Optimization of reaction processes - Quality control of products 【Effects of Implementation】 - Improved mixing accuracy - Enhanced process efficiency - Stabilization of product quality

In the food manufacturing industry, thorough sterilization and cleaning are required to ensure product safety. Particularly for equipment and utensils that come into direct contact with food, effective sterilization treatment is essential to reduce the risk of foodborne illness and maintain product quality. Inadequate sterilization can lead to product quality deterioration and potential health hazards for consumers. Maruyama's comprehensive industrial machinery catalog features products that address the challenges of sterilization and cleaning in food manufacturing. 【Usage Scenarios】 - Sterilization of equipment and utensils in food manufacturing lines - Sterilization of products after food processing - Sterilization processes after cleaning 【Benefits of Implementation】 - Reduced risk of foodborne illness - Improved product quality - Increased efficiency in the manufacturing process

In mining excavation work, high durability, reliability, and efficient operation are required. In harsh working environments, machinery failure can lead to work interruptions and increased costs. Maruyama's industrial machinery is designed to deliver stable performance even under severe conditions, based on years of experience and technology. It contributes to the efficiency and safety of excavation work. 【Usage Scenarios】 - Excavation work in mines - Rock drilling - Civil engineering 【Benefits of Implementation】 - Improved work efficiency - Extended machinery lifespan - Enhanced safety

In aquaculture, high water pressure and durability are required in various situations, such as water quality management and equipment cleaning. Particularly in the cleaning of aquaculture ponds and maintenance of equipment, efficient and reliable operations are essential. Maruyama's industrial machinery responds to these challenges with a range of products developed utilizing years of pump technology. 【Usage Scenarios】 * Cleaning of aquaculture ponds * Equipment cleaning * Cleaning of seafood processing plants 【Benefits of Implementation】 * Reduction in work time * Improvement in cleaning efficiency * Extension of equipment lifespan

In the oil and gas industry, pressure injection operations require high pressure and durability. Reliable pumps are essential for the long-term operation of equipment. High-pressure plunger pumps are designed with a structure that allows high-pressure seals to be lubricated and cooled by the fluid being used, making them suitable for use under harsh conditions. 【Application Scenarios】 - Pipeline injection - Plant equipment injection - Drilling operations 【Benefits of Implementation】 - Increased lifespan due to high durability - Realization of stable injection operations - Reduction in maintenance costs

In the field of chemical reactions, precise supply of reactants and stability of the reaction process are required. Particularly when dealing with reactions under high pressure or highly corrosive substances, the durability and corrosion resistance of pumps become crucial. Improper pump selection can lead to decreased reaction efficiency and early deterioration of equipment. Our high-pressure plunger pumps utilize corrosion-resistant stainless steel valves, valve seats, and valve springs, and the high-pressure seals are designed to be lubricated and cooled by the fluid being used. This ensures stable operation over extended periods. [Application Scenarios] - Supply of reactants in chemical reaction processes - Reactions under high pressure - Transfer of corrosive substances [Benefits of Implementation] - Improved reaction efficiency - Extended equipment lifespan - Reduced maintenance costs

In the pharmaceutical industry, the extraction process requires precise flow control and high durability. Particularly when handling high-purity drugs, the reliability of the pump is directly linked to the quality of the product. Improper pump selection can increase the risk of reduced extraction efficiency and contamination. Our high-pressure plunger pumps use corrosion-resistant materials and provide stable performance. 【Application Scenarios】 - Pharmaceutical extraction - Reagent supply - Precision filtration 【Benefits of Implementation】 - Improved extraction efficiency through stable flow supply - Reduced maintenance costs due to high durability - Stabilization of product quality

In the water treatment industry, stable pressurization performance is required to achieve efficient water treatment processes. Particularly in situations where high pressure is needed, the durability and reliability of pumps are crucial. Inadequate pressurization can lead to decreased treatment efficiency and early deterioration of equipment. Our high-pressure plunger pumps adopt a high-pressure seal structure that enhances durability and provides stable pressurization performance. 【Application Scenarios】 - Wastewater treatment - Water purification - Pressurization of industrial water 【Benefits of Implementation】 - Improved treatment efficiency due to stable pressurization - Reduced maintenance costs due to high durability - Lower running costs due to extended lifespan

In the shipbuilding industry, painting work requires uniform spray application and durability of the paint. Since the hull is exposed to harsh environments, the quality of the paint is a crucial factor that affects the lifespan of the ship. High-pressure plunger pumps contribute to improving painting quality by providing a stable supply of paint and achieving uniform application. By enhancing durability, they reduce maintenance frequency and increase work efficiency. 【Usage Scenarios】 - Hull painting - Anti-corrosion painting - Tank painting 【Benefits of Implementation】 - Improved painting quality - Savings on paint - Reduction in maintenance costs

In the food industry, reliable performance in the sterilization process is required to ensure product safety. Particularly in environments where there are risks of temperature fluctuations and foreign matter contamination, the stability of the sterilization effect and the durability of the pump are crucial. Improper sterilization can increase the risk of foodborne illness and compromise product quality. Our high-pressure plunger pump is designed to enhance durability, with high-pressure seals that are lubricated and cooled by the liquid being used. This provides stable performance in the sterilization process and long-term reliability. 【Application Scenarios】 - Sterilization processes in food manufacturing lines - Sterilization processes in beverage production - Cleaning processes in food processing plants 【Benefits of Implementation】 - Stabilization of sterilization effects - Improvement in product quality - Reduction in running costs

In mining cleaning operations, high-pressure washing is essential to remove stubborn dirt from heavy machinery and equipment. In particular, areas where mineral dust and oil have accumulated cannot be cleaned effectively with standard methods, which may lead to decreased work efficiency and equipment deterioration. Our high-pressure plunger pumps solve these problems through high-pressure washing, contributing to the efficiency of cleaning operations in mining sites. 【Usage Scenarios】 - Cleaning of mining machinery - Cleaning of beneficiation equipment - Cleaning of plant equipment 【Benefits of Implementation】 - Efficient removal of stubborn dirt - Extension of equipment lifespan - Improvement of work efficiency

In the power generation industry, cooling systems require stable operation and high reliability. Especially during continuous operation in high-temperature environments, a disruption in the supply of cooling water poses a risk of equipment shutdown or serious accidents. High-pressure plunger pumps adopt a structure where high-pressure seals are lubricated and cooled by the working fluid to enhance durability. This enables long-term stable operation and contributes to improving the reliability of power generation equipment. 【Usage Scenarios】 - Water supply to cooling towers - Turbine cooling - Generator cooling 【Benefits of Implementation】 - Stable operation of equipment due to a consistent supply of cooling water - Reduction in maintenance costs due to high durability - Optimization of capital investment through extended lifespan

In the automotive testing industry, various tests are conducted to ensure product quality and safety. Particularly in performance evaluation tests under high-pressure conditions, durable and reliable pumps are essential. Inappropriate pumps can not only undermine the reliability of test results but also lead to delays and increased costs. Our high-pressure plunger pumps are designed with durability in mind, catering to various needs in automotive testing. 【Application Scenarios】 - Durability testing of engine components - Performance evaluation of fuel injection systems - Operation verification of hydraulic systems 【Benefits of Implementation】 - Improved reliability of tests - Reduced testing time - Long-term cost savings