プラスチック工学研究所 List of Products and Services

The flow channel shape of the multilayer die designed by our company generally adopts a spiral mandrel method, featuring a mandrel with concentric annular flow channels that can be successively fitted according to the number of layers, as well as a sequential merging type where each layer gradually merges. We will make proposals based on the customer's application.

• Tubes and hoses
• Extrusion Machine
• tube

It is difficult to feed the crushed film and sheets from recycling into the extruder. This time, we have introduced a compactor as a device for test evaluation. With this, the supply of raw materials to the extruder, which has been a struggle until now, can be done smoothly. Please consult with us.

• Other processing machines
• Extrusion Machine

This document introduces the types of twin-screw extruders. It details the major classifications into co-rotating and counter-rotating types, as well as further classifications into trapezoidal screw types, corrugated and 2-bar screw types, and corrugated and 3-bar screw types, along with meshing and non-meshing categories. Using photographs, it explains the various forms of twin-screw extruders. Please download it for a thorough read. 【Contents】 ■ Types of twin-screw extruders ・Co-rotating and counter-rotating ・Meshing and non-meshing ■ Co-rotating twin-screw extruders ・Meshing trapezoidal screw type and meshing corrugated screw type ■ Counter-rotating twin-screw extruders ・Meshing parallel type and meshing inclined shaft type *For more details, please download the PDF or feel free to contact us.

• Extrusion Machine

Our company is assisting with high-development projects that involve rapid sample prototyping, the establishment of small-scale plants, and the operation of full-scale plant facilities, in line with the acceleration of technology development. We have recently introduced a roll capable of thin film molding, so please check its effectiveness. Thin film molding is possible. Features: - Touch rolls and air knives are no longer necessary. - Effectiveness has been confirmed with various thermoplastic resins. - It is effective for thin film molding. ● Please check its effectiveness with our test machine!! *For more details, please contact our sales department.

• Machinery and equipment installation/dismantling/relocation
• Composite Materials

This document introduces advanced recycling technology for recycled plastics. It includes detailed information using figures and tables on: - "Physical recycling processes utilizing physical degradation mechanisms and self-repair capabilities" - "Performance evaluation results of high-performance extruders using container packaging recycled PE" It is a useful reference, so please take a moment to read it. [Contents] - Physical recycling processes utilizing physical degradation mechanisms and self-repair capabilities - Performance evaluation results of high-performance extruders using container packaging recycled PE *For more details, please download the PDF or feel free to contact us.

• plastic

The high-torque compact twin-screw extruder "SXBTN Series" is a twin-screw extruder suitable for the development of materials with high material costs using small amounts of raw materials. Generally, small twin-screw extruders are weak in strength and have issues such as being unable to achieve high mixing due to high torque, but our company has developed an extruder that resolves these problems. (Approximately twice the torque compared to our previous models) Testing for prototype production is also possible. 【Features】 ■ Contributes to cost reduction of high-priced materials such as new materials! ■ Capable of high mixing ■ Compact with excellent handling ■ Prototype testing is available at any time *For more details, please download the PDF or contact us.

• Extrusion Machine

Our company's "Small Twin-Screw Extruder" is suitable for the development of materials that have high material costs with small quantities of raw materials. Conventional small twin-screw extruders have been problematic due to their weak strength and inability to achieve high mixing due to high torque, but our device has resolved these issues. (Compared to our previous models: approximately double the torque) It is also easy to install auxiliary equipment such as side feeders, and we can manufacture custom-made solutions tailored to our customers' specifications. 【Case Studies】 ■ Adopted by a certain research and development organization Usage: High mixing tests of resin in small lots ■ Business discussions with a certain automotive-related company Usage: Mixing of high-cost fibrous materials and resin *For more details, please download the PDF or contact us.

• Extrusion Machine

Our company's "Small Twin-Screw Extruder" is suitable for the development of materials that have high material costs and require small amounts of raw materials. Conventional small twin-screw extruders have been problematic due to their weak strength and inability to achieve high mixing with high torque, but our device has overcome these issues. It has approximately twice the torque compared to our previous models. It is also easy to install auxiliary equipment such as side feeders, and we can manufacture custom-made solutions to meet our customers' specifications. *For more details, please download the PDF or contact us.

• Extrusion Machine

★What is Overhaul? It refers to the process of disassembling, inspecting, polishing, and re-plating molds. Over time, defects in the plating and scratches on the molds themselves can occur, which are said to negatively impact the film itself. Our company has extensive experience in overhauling molds for film forming. Before considering new mold designs, how about considering an overhaul first?

• Extrusion Machine

★What is an overhaul? It refers to the process of disassembling, inspecting, polishing, and re-plating molds. Over time, defects in the plating and damage to the molds themselves can occur, which is said to negatively impact the film itself. Our company has extensive experience in overhauling molds for film molding. Before considering new mold designs, how about considering an overhaul first?

• Extrusion Machine

★What is Overhauling? It refers to the process of disassembling, inspecting, polishing, and re-plating molds. Over time, defects in the plating and scratches on the mold itself can occur, which are said to negatively impact the film itself. Our company has extensive experience in overhauling molds for film forming. Before considering new mold designs, how about considering an overhaul first?

• Extrusion Machine

Are there any cases where the resin cannot be successfully fed into the extruder due to the type of resin or the shape of the input? Our company designs and manufactures screw-type compactors for twin-screw extruders, and we can produce them based on custom designs. ◆Partner company: Joint production with Empla Industry.

• Extrusion Machine

This is a screw made using special steel materials, which improves corrosion resistance and wear resistance. It is mainly adopted for PFA (perfluoroalkoxyalkane) resin. *Fluororesin Fluororesin is expected to see an increase in usage in the automotive industry and in construction and infrastructure-related sectors, and future growth is anticipated.

• Extrusion Machine

This is a cutting device used for cutting plastic sheets, pipes, irregular shapes, tubes, etc. Each unit is designed individually, allowing for detailed design and manufacturing adjustments such as sheet width and take-up speed.

• Extrusion Machine

A gear pump is a pump that has a gear structure and is widely used in industry. It is used in equipment with hydraulic systems, such as hydraulic excavators and forklifts. There are few contact points other than the gears and casing, making disassembly relatively easy, and it is used in a wide range of industries. Our company is capable of designing and manufacturing units that use gear pumps. *Please note that we will use purchased gear pumps.

• Extrusion Machine

A gear pump is a pump that has a gear structure and is widely used in industry. It is used in equipment with hydraulic systems, such as hydraulic excavators and forklifts. There are few contact points other than the gears and casing, making disassembly relatively easy, and it is used in a wide range of industries. Our company is capable of designing and manufacturing units that use gear pumps. *Please note that we will use purchased gear pumps.

• Extrusion Machine

A gear pump is a pump that has a gear structure and is widely used in industry. It is used in equipment with hydraulic systems, such as hydraulic excavators and forklifts. There are few contact points other than the gears and casing, making disassembly relatively easy, and it is used in a wide range of industries. Our company is capable of designing and manufacturing units that use gear pumps. *Please note that we will use purchased gear pumps.

• Extrusion Machine

This is an introduction to the extrusion molding technology of polylactic acid resin using a twin-screw extruder. What is polylactic acid...? 1. A representative of plant-based plastics 2. Carbon neutral * The concept that the amount of carbon dioxide emitted during production or a series of human activities is equal to the amount of carbon dioxide absorbed 3. Expected to contribute to the realization of a low-carbon society

• Extrusion Machine

CNT (carbon nanotubes) have very high conductivity, and their application in conductive resin compounds is being advanced. CNTs exhibit conductivity with a small amount of addition compared to carbon black and graphite. By utilizing this, we can achieve improved surface smoothness of products, low contamination, a clean appearance, enhanced recyclability, and excellent fluidity. We provide a system for CNT composites using supercritical carbon dioxide.

• Extrusion Machine

Our company assists in the testing and consideration of single-layer film molding using an extruder and multi-layer T-die. We also have a logger function, allowing for data collection on film thickness. 【Extruder Details】 Diameter: 32 & 40 L/D: 28 Extrusion Capacity: 1 to 15 kg/hr (at a screw rotation speed of 100 rpm, using LDPE) Motor Capacity: 5.5 & 11 kW 【Mold】 Multi-layer T-die Width: 300, 600 mm 【Take-up Winding Device】 Cooling Roll: 40 to 220℃ Take-up Speed: 20 (m/min) MAX Other Options: Pinning, Air Knife, Roll Circulation System, etc... *For more details, please visit our website or feel free to contact us.

• Prototype Services

Our company assists with the testing and consideration of single-layer film formation using an extruder and multi-layer T-die. We also have a logger function, allowing for data collection on film thickness. 【Extruder Details】 Diameter: 32 & 40 L/D: 28 Extrusion Capacity: 1 to 15 kg/hr (at a screw rotation speed of 100 rpm, using LDPE) Motor Capacity: 5.5 & 11 kW 【Mold】 Multi-layer T-die Width: 300, 600 mm 【Take-up Winding Device】 Cooling Roll: 40 to 220°C Take-up Speed: 20 (m/min) MAX Other Options: Pinning, Air Knife, Roll Circulation Device, etc... *For more details, please visit our website or feel free to contact us.

• Prototype Services

Our company assists with single-layer film molding tests using an extruder and multi-layer T-die. We also have a logger function that allows for data collection on film thickness. 【Extruder Details】 Diameter: 32 & 40 L/D: 28 Extrusion Capacity: 1 to 15 kg/hr (at a screw rotation speed of 100 rpm, using LDPE) Motor Capacity: 5.5 & 11 kW 【Mold】 Multi-layer T-die Width: 300, 600 mm 【Take-up Winding Device】 Cooling Roll: 40 to 220°C Take-up Speed: 20 (m/min) MAX Other Options: Pinning, Air Knife, Roll Circulation Device, etc... *For more details, please visit our website or feel free to contact us.

• Prototype Services

Our company assists in the testing and consideration of single-layer film molding using an extruder and single-layer T-die. We also have a logger function, allowing for data collection on film thickness. 【Extruder Details】 Diameter: 32 & 40 L/D: 28 Extrusion Capacity: 1 to 15 kg/hr (at a screw rotation speed of 100 rpm, using LDPE) Motor Capacity: 5.5 & 11 kW 【Mold】 Single-layer T-die Width: 300, 600 mm 【Take-up Winding Device】 Cooling Roll: 40 to 220℃ Take-up Speed: 20 (m/min) MAX Other Options: Pinning, Air Knife, Roll Circulation Device, etc... *For more details, please visit our website or feel free to contact us.

• Prototype Services

Our company assists in the verification of extrusion conditions using an extruder. This time, we will introduce a discharge capacity confirmation test using the extruder. 【Extruder Details】 Diameter: 32 L/D: 28 Extrusion Capacity: 1–10 kg/hr (at a screw rotation speed of 100 rpm, using LDPE) Motor Capacity: 5.5 kW Equipped with a throttling valve *For more details, please visit our website or feel free to contact us.

• Prototype Services

Our company is focusing on the development of visualization analysis devices to solve issues related to molding processing technology. We are advancing this technology further to continuously measure the temperature distribution and strain distribution of extrusion equipment, and combining it with CAE analysis and visualization technology to accurately understand the behavior inside the extrusion machine equipment.

• Extrusion Machine

The decline in mechanical strength is a challenge with recycled plastics. The reduction of tie molecules and excessive shear during re-melting and molding are significant causes. Through joint research with Fukuoka University, we have established a physical regeneration technology that utilizes the self-regeneration capability of the resin by providing a resin reservoir at the tip of the extruder. By using a twin-screw extruder with this technology, tie molecules can return to their original state, enhancing mechanical strength and enabling the production of high-quality molded products. 【Features】 - Active in separators for lithium-ion batteries used in EVs and HVs - Manufacturing method using patented technology (Patent No. 6608306) - Physical properties are regenerated, improving toughness to levels comparable to virgin materials *For more details, please refer to the technical documentation available for download in PDF format. Feel free to contact us with any inquiries.

• Extrusion Machine

Our company's "Small Twin-Screw Extruder" is suitable for the development of materials that have high material costs with small quantities of raw materials. Conventional small twin-screw extruders have been problematic due to their weak strength and inability to achieve high mixing due to high torque, but our device has resolved these issues. (Compared to our previous models: approximately twice the torque) It is also easy to install auxiliary equipment such as side feeders, and we can manufacture custom-made solutions tailored to our customers' specifications. 【Examples】 ■ Adopted by a certain research and development organization Usage: High mixing test of resin in small lots ■ Negotiations with a certain automotive-related company Usage: Mixing of high-cost fibrous materials and resin *For more details, please download the PDF or contact us.

• Extrusion Machine

The "SXBTN Type Twin-Screw Extruder" is a twin-screw extruder equipped with a world-class high-performance output gearbox. It uses a multi-stage tandem thrust bearing that supports high-speed rotation. Additionally, the optimization of the gear arrangement results in a high output, low vibration, and low noise type. 【Features】 ■ Uses a high-performance, high-torque compatible gearbox ■ Diverse segment-type screw parts ■ Flow analysis technology using CAE *For more details, please download the PDF or feel free to contact us.

• Extrusion Machine

This product is a small film molding device. How about for research or simple testing purposes? 【Features】 - Can mold with a small amount of raw material - Compact design with a mold-holding roll - Upgradeable for multilayer extrusion by adding an extruder and replacing the converter (optional) - Installation of a defect detection device is possible (optional)

• Resin processing machine

As sheet films diversify and new functional resins are being developed one after another, it is possible to leverage the advantages of stack plate dies to accommodate various resin characteristics during the product development stage using the lines in this series. Additionally, it is also possible to expand directly from the test equipment to the production equipment. We have numerous achievements with film/sheet molding equipment that uses T-dies. In particular, we have developed a unique thickness control method for T-dies. For films/sheets with a thickness of 0.5mm or less, a two-roll system is used, while for those with greater thickness, three or more rolls are utilized. Moreover, we have testing equipment for film molding machines in our test lab that can mold films approximately 250mm wide. It can be linked with single-screw extruders of Φ40 and Φ32, enabling a wide variety of film molding.

• Resin processing machine

As sheet films diversify and new functional resins are being developed one after another, it is possible to leverage the advantages of stack plate dies to accommodate various resin characteristics during the product development stage using the lines in this series. Additionally, it is also possible to expand directly from the test equipment to the production equipment. We have numerous achievements with film/sheet molding equipment that uses T-dies. In particular, we have developed a unique thickness control method for T-dies. For films/sheets with a thickness of 0.5 mm or less, a two-roll system is used, while for those with greater thickness, three or more rolls are employed. Furthermore, we have testing equipment for film molding machines that can mold films approximately 250 mm wide at our test lab. It can be linked with single-screw extruders of Φ40 and Φ32, enabling a wide variety of film molding.

• Resin processing machine

As sheet films diversify and new functional resins are being developed one after another, it is possible to utilize the advantages of stack plate dies to accommodate various resin characteristics during the product development stage using the lines in this series. Additionally, it is also possible to expand directly from the test equipment to the production equipment. We have numerous achievements with film/sheet molding equipment that uses T-dies. In particular, we have developed a unique thickness control method for T-dies. For films/sheets with a thickness of 0.5mm or less, a two-roll system is used, while for those with greater thickness, three or more rolls are employed. Furthermore, we have test equipment for film molding machines capable of molding films approximately 250mm wide in our test lab. It can be linked with single-screw extruders of Φ40 and Φ32, allowing for a wide variety of film molding.

• Resin processing machine

As sheet films diversify and new functional resins are continuously being developed, it is possible to leverage the advantages of stack plate dies to accommodate various resin characteristics during the product development stage using the lines in this series. Additionally, it is possible to expand directly from the test equipment to the production equipment. We have numerous achievements with film/sheet molding equipment that uses T-dies. In particular, we have developed a unique thickness control method for T-dies. For films/sheets with a thickness of 0.5mm or less, a two-roll system is used, while for those with greater thickness, three or more rolls are utilized. Furthermore, our test lab is equipped with a film molding machine that can mold films approximately 250mm wide. It can be linked with single-screw extruders of Φ40 and Φ32, enabling a wide variety of film molding.

• Resin processing machine

This product is a compact twin-screw extruder suitable for the development of high-cost PSU materials. Conventional small twin-screw extruders are weak in strength and unable to achieve high mixing due to high torque, which has been a problem, but this device has overcome these issues. It has approximately twice the torque compared to our company’s standard. 【Features】 ■ Suitable for the development of high-cost PSU materials ■ Higher strength compared to other transparent plastics ■ Excellent in superheated steam resistance and boiling water resistance ■ Resin properties: Requires strong shear force *For more details, please refer to the related links or feel free to contact us.

• Resin processing machine

This product is a compact twin-screw extruder suitable for high-speed dissolution, such as incorporating oil into resin. Conventional small twin-screw extruders tend to be weak in strength and have issues with high mixing due to high torque, but this device has overcome those problems. It has approximately twice the torque compared to our previous models. 【Features】 ■ Suitable for high-speed dissolution, such as incorporating oil into resin ■ Adjustable blending ratio of oil (liquid paraffin) ■ Overcomes issues such as inability to achieve high mixing due to high torque *For more details, please refer to the related links or feel free to contact us.

• Resin processing machine

This product is a compact twin-screw extruder suitable for the development of polymer blends. Conventional small twin-screw extruders are weak in strength and have issues such as being unable to achieve high mixing due to high torque, but this device has overcome these problems. It has approximately twice the torque compared to our previous models. 【Features】 ■ PVC: High weather resistance and coloring ability ■ ABS: Mechanical properties such as impact resistance and bending fatigue resistance ■ PP: Lightweight and insulating ■ Elastomeric resins: Possess rubber elasticity ■ Resin properties: Blending capability is required (difficult with single-screw) *For more details, please refer to the related links or feel free to contact us.

• Resin processing machine

This product is a compact twin-screw extruder suitable for the development of filler-containing resins. Conventional small twin-screw extruders are weak in strength and unable to achieve high mixing due to high torque, which has been a problem, but this device has overcome these issues. It has approximately twice the torque compared to our previous models. 【Features】 ■ Suitable for the development of filler-containing resins ■ Extrusion with calcium carbonate (for increase) ■ Extrusion with carbon black (to impart conductivity) ■ Extrusion with carbon fiber (for reinforcement) ■ Resin properties: blending capability is required (difficult with single-screw) *For more details, please refer to the related links or feel free to contact us.

• Resin processing machine

This product is a compact twin-screw extruder suitable for the development of high-cost thermosetting resins. Conventional small twin-screw extruders are weak in strength and have issues such as being unable to achieve high mixing due to high torque, but this device has overcome these problems. It has approximately twice the torque compared to our previous models. 【Features】 ■ Suitable for the development of high-cost thermosetting resins ■ High durability and heat resistance ■ Excellent dimensional stability and electrical insulation ■ Lower cost than metals ■ Resin properties: delicate temperature management and shear force adjustment are required *For more details, please refer to the related links or feel free to contact us.

• Resin processing machine

This product is a compact twin-screw extruder suitable for the development of high-cost PPS materials. Conventional small twin-screw extruders are weak in strength and unable to achieve high mixing due to high torque, which has been a problem; however, this device has overcome these issues. It has approximately twice the torque compared to our previous models. 【Features】 ■ Suitable for the development of high-cost PPS materials ■ Heat resistance for continuous use in high-temperature environments ■ Excellent linear expansion coefficient and dimensional stability ■ Lighter and lower cost than metals ■ Resin properties: requires strong shear force *For more details, please refer to the related links or feel free to contact us.

• Resin processing machine

We would like to introduce our fully self-cleaning twin-screw extruder element, the "SMAP Screw." It has high melting and plasticizing capabilities, making it suitable for composite compounding as well as CNT and CNF compounding. Additionally, it eliminates the need for kneading disks and volumetric feeders, and downsizing (reducing diameter and end L/D) is possible. 【Features】 ■ Fully self-cleaning ■ No kneading disk required ■ No volumetric feeder required ■ Downsizing (reducing diameter and end L/D) possible ■ Cost reduction and compact space *For more details, please refer to the PDF document or feel free to contact us.

• Extrusion Machine

We would like to introduce our "Compact High Torque Dual-Screw Extruder." The handling size is suitable for use by one person, and it enables high mixing due to high torque. Since it can extrude in small quantities, it allows for a reduction in material costs when developing high-performance materials. 【Features】 ■ Capable of extruding in small quantities ■ High mixing capability due to high torque ■ Handling size suitable for use by one person ■ Achieves miniaturization for the development of functional compound resins *For more details, please refer to the PDF document or feel free to contact us.

• Extrusion Machine

The "SXBTN Series" is a dual-screw extruder equipped with a world-class high-performance output gearbox. The screws are subdivided into elements that are inserted into a key shaft, square spline shaft, and involute spline shaft. The elements come in a variety of specifications, allowing for a wide range of screw designs. Additionally, we also offer the "SBTN Series" with co-rotating screws. 【Features】 ■ Equipped with a world-class high-performance output gearbox ■ Diverse segment-type screw parts ■ Flow analysis technology using CAE ■ Capable of a wide range of screw designs ■ Achieves L/D=60 through improved machining accuracy *For more details, please refer to the PDF materials or feel free to contact us.

• Extrusion Machine

We would like to introduce the "Bimodal Visualization Barrel for SXBTN42" that we handle. It can be observed from two directions (top and side). Due to the large width of the glass, it is easy to observe the engagement, and the visualization barrel can be installed at any desired position. Additionally, the visualization window is made of reinforced glass, with a maximum operating temperature of 290°C (regular use below 260°C). 【Specifications】 ■ Resin pressure and thermometer: Installed in 3 locations (1 barrel) ■ Visualization window: 2 directions (top and side) ■ Visualization window material: Reinforced glass ■ Maximum operating temperature of visualization window: MAX 290°C (regular use below 260°C) ■ Maximum operating pressure of visualization window: 35MPa *For more details, please refer to the PDF document or feel free to contact us.

• Extrusion Machine

We would like to introduce our "Visualization Three-Types Three-Layer Feed Block." A glass window is installed at the multilayer junction, and pressure sensors are equipped in each layer (one before merging and two after merging). The visualization window is made of tempered glass, with a maximum operating temperature of 290°C (normal use below 260°C). 【Specifications】 ■ Resin pressure and temperature gauges: 5 locations installed ■ Visualization windows: 2 locations (right side and left side) ■ Visualization window material: tempered glass ■ Maximum operating temperature of visualization window: MAX 290°C (normal use below 260°C) ■ Maximum operating pressure of visualization window: 35MPa *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

The "UTS/GTS series" is a single-screw extruder that achieves space-saving. It is suitable as a sub-extruder for research purposes and multilayering. It improves efficiency without belts, enhances energy saving, and increases maintainability. In addition, the "UTS series" features an extruder unit that can rotate 120° and elevate 200mm. Our company owns a test lab and can accommodate extrusion tests. *Please feel free to contact us for any test content requests. *Inquiries can also be made through our company website. [Features] ■ Achieves space-saving ■ Suitable as a sub-extruder for research purposes and multilayering ■ Beltless ■ Extruder unit rotates 120° and elevates 200mm (UTS series) *For more details, please refer to the PDF materials or feel free to contact us.

• Extrusion Machine