住ゴム産業（工業用品部） List of Products and Services

We are engaged in comprehensive processing from sanitary machining parts and chemical machinery parts, including turning, cutting, welding, and polishing, as well as sanitary piping construction. In addition, we are enhancing our equipment and strengthening our workforce to meet requests from a wider range of fields. If you are having trouble with sanitary processing, please leave it to us. 【Features】 ■ Comprehensive processing from sanitary turning, cutting, welding, and polishing ■ Capable of undertaking sanitary piping construction ■ Responding to requests from a wider range of fields ■ Enhanced equipment ■ Strengthened workforce *For more details, please refer to the PDF materials or feel free to contact us.

• Special Processing Machinery
• Other processing machines

At Sumigomu Sangyo Co., Ltd., we focus on the processing of stainless steel materials and also handle the processing of high-difficulty special steel materials such as titanium, Inconel, and Hastelloy. Furthermore, we are committed to automation through the introduction of NC and MC, as well as mass production through labor-saving methods, starting with small-batch, diverse production. 【Features】 ■ Focus on the processing of stainless steel materials ■ Capable of processing high-difficulty special steel materials such as titanium, Inconel, and Hastelloy ■ Diverse production with small quantities ■ Automation through the introduction of NC and MC ■ Mass production through labor-saving methods *For more details, please refer to the PDF materials or feel free to contact us.

• Special Processing Machinery
• Steel

We offer proposals for precision and high-accuracy plastic products, taking into consideration "ease of use and productivity." The materials we handle include general-purpose resins such as PVC, PET, and PMMA, as well as engineering plastics and elastomers. We provide a comprehensive service from mold making to the production of individual injection-molded products and machined parts, including secondary and tertiary processing that involves assembly processes. 【Materials Handled (Excerpt)】 ■ General-purpose resins: PVC, PET, PMMA, ABS, PP, PE, Bakelite, etc. ■ Engineering plastics: POM, PC, MC nylon, 6N, 66N, etc. ■ Elastomers: Olefin-based, styrene-based, PUL-based, polyurethane-based *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Plastic Mould
• plastic

Our company specializes not only in insert-molded products during injection molding but also in outsert products made through machining and female threads. We are capable of manufacturing resins that cannot be produced in pellet form. We respond to various requests, from standard products to complex shapes, and we accommodate both mass-produced items and small lot products. 【Features】 ■ Responds to various requests from standard products to complex shapes ■ Accommodates both mass-produced items and small lot products ■ Capable of manufacturing resins that cannot be produced in pellet form *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing

The "expansion seal" has a different structure from conventional sealing materials, allowing for the design of new equipment and devices. Unlike traditional gaskets, it does not need to be pressed against external pressure; instead, the product itself expands to create a seal. It adapts well even if there are slight distortions, undulations, or irregularities on the sealing surface, demonstrating excellent sealing functionality, making it suitable for areas that open and close like doors or where there are fluctuations in the sealing surface. [Features] ■ A structure different from conventional sealing materials ■ Enables the design of new equipment and devices ■ Seals by the product itself expanding ■ Suitable for areas with fluctuations in the sealing surface *For more details, please refer to the PDF document or feel free to contact us.

• Sealing

Our company possesses a wide range of rubber materials that comply with safety standards for food and medical applications, enabling us to develop products that meet global standards. Additionally, we can expand into other businesses that require safety, beyond the food and medical fields. We supply food filling machines, medical plant valve components, diaphragm-shaped products, and have a track record of deliveries to major dairy and beverage manufacturers as well as medical research organizations. 【Features】 ■ A wide range of rubber materials that comply with safety standards for food and medical applications ■ Capability to develop products that meet global standards ■ Proven track record of deliveries to beverage manufacturers and medical research organizations ■ Application examples: Expansion into businesses that require safety *For more details, please refer to the PDF document or feel free to contact us.

• Rubber

Our company is capable of composite molding of PTFE resin that has been molded from powder, not just cutting processing. Additionally, it can be applied to equipment plants in the food and medical fields, as well as those related to toxic substances and solvents. We supply food filling machines, medical plant valve components, diaphragm-shaped products, and have a track record of deliveries to major dairy and beverage manufacturers and medical research organizations. 【Features】 ■ Capable of composite molding of PTFE resin molded from powder ■ Production of products without cutting tool marks ■ Proven track record with beverage manufacturers and medical research organizations ■ Application examples: Equipment plants related to toxic substances and solvents *For more details, please refer to the PDF materials or feel free to contact us.

• Plastic utensils and containers

"Blue Armor" is a corrosion-resistant coating that protects materials from corrosive environments. It demonstrates chemical resistance and insulation properties in harsh environments, contributing to the efficiency of manufacturing activities and the reduction of defect rates. It is implemented in equipment used in environments where corrosive liquids such as alkalis, inorganic acids, oxidizers, and peroxides are utilized, particularly in semiconductor and chemical plants. [Features] - Highly reliable thermally fused fluoropolymer coating - Exhibits chemical resistance and insulation properties in harsh environments - Contributes to the efficiency of manufacturing activities and the reduction of defect rates - Implemented in equipment used in environments with corrosive liquids *For more details, please refer to the PDF document or feel free to contact us.

• Coating Agent

"Serra Armor" is a next-generation coating that can be applied to a wide variety of products. It is refined using high-purity natural inorganic minerals (ceramics) through the sol-gel method (hydrolysis and polycondensation). In addition to glass, ceramics, and metals, it can also be applied to various resin processes such as plastics, and the baking conditions are flexible, allowing for a wide range of materials to be used. [Features] - Non-toxic and harmless - Non-stick - High hardness coating - Heat and cold resistance - Far infrared effect *For more details, please refer to the PDF document or feel free to contact us.

• Coating Agent

Our company produces rubber products suitable for industrial machinery and other applications, accommodating composite products made from various materials such as metal, non-ferrous materials, resin, and fabric. We supply composite molded products made from stainless steel, ceramics, fluororesin, iron, aluminum, and more to various industries. As examples of applications, the combinations are limitless, including gaskets for impeller pumps and mechanical seals. 【Features】 ■ Capable of producing composite products with various materials ■ Supply of composite molded products made from ceramics, fluororesin, iron, aluminum, etc. to various industries ■ Infinite combinations *For more details, please refer to the PDF document or feel free to contact us.

• Rubber

The "TR Sheet" is a high-performance composite sheet that combines the low friction, chemical resistance, and heat resistance of fluororesin with the elasticity of synthetic rubber. It is resistant to most chemical agents and organic solvents, preventing fluid contamination. Additionally, various types and product names can be selected based on usage conditions (temperature range -60°C to 230°C). 【Features】 ■ Sheet combining fluororesin and the elasticity of synthetic rubber ■ Resistant to most chemical agents and organic solvents ■ Does not contaminate fluids ■ Various types and product names can be selected based on usage conditions ■ For applications requiring pressure resistance and strength, reinforced options are available *For more details, please refer to the PDF document or feel free to contact us.

• Rubber

The "Adhesive Dust Removal Roll" is an adhesive rubber roll that can attract dust and dirt without damaging the surface, thanks to its moderate adhesive surface and softness. Food safety tests have shown no detection of cadmium, lead, or heavy metals, and the leachable components comply with the standards set by the Ministry of Health, Labour and Welfare. Additionally, there are six different grades with varying adhesive strengths (three types of resin-based and three types of rubber-based), allowing for the selection of the most suitable adhesive strength according to the application. 【Features】 ■ Attracts dust and dirt without damaging surfaces ■ Soft rubber elastomer ■ Can adhere to various shapes, including uneven surfaces ■ Complies with the standards of the Ministry of Health, Labour and Welfare ■ A lineup of six grades with different adhesive strengths *For more details, please refer to the PDF document or feel free to contact us.

• Rubber

This product is a rubber roll designed for manufacturing, processing, and conveying lines, featuring excellent high friction coefficient, oil resistance, and wear resistance. It is a specially structured rubber roll formed by uniformly dispersing granular rubber (grain) in a base rubber that possesses excellent elasticity and strength. Due to the hardness difference of approximately 5 to 20 JISA between the base rubber and the grain rubber, when deformation occurs due to compression, a difference in pressure distribution between the base and the grains arises, enhancing the contact friction coefficient with the strip. 【Features】 ■ Excellent high friction coefficient, oil resistance, and wear resistance ■ Designed for manufacturing, processing, and conveying lines ■ Special structure formed by uniformly dispersing granular rubber in the base rubber *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

The "Urethane Solid Tire" is a rubber product made from high-quality urethane, excelling in durability, ecology, and safety. It features a lug-processed tire that is resistant to rubber chipping, making it suitable for applications in areas where slip reduction is desired, such as on wet surfaces. Additionally, we can also accommodate vertical groove processing besides lug processing. 【Features】 ■ Made from high-quality urethane ■ Excellent durability, ecology, and safety ■ Lug-processed tire resistant to rubber chipping ■ Ideal for applications in areas where slip reduction is desired ■ Capable of vertical groove processing in addition to lug processing *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

Our company leverages the technology and experience we have cultivated over many years to maximize the advantages of sponge products, allowing us to meet various customer needs. In addition to molded rubber sponge products, we also accommodate extruded products and sheet products, covering a wide range of rubber sponge products. If you are considering product development or have any inquiries, please feel free to contact us. 【Features】 ■ Responding to various requests ■ Supporting a wide range of rubber sponge products, including extruded products and sheet products *For more details, please refer to the PDF materials or feel free to contact us.

• Rubber
• Processing Contract

We provide appropriate information regarding various types of sponge, such as marine refrigeration gaskets, marine hatch gaskets, and CR-coated NR sponge, according to their intended use. We also respond quickly to small lot production and silicone materials as well as other materials, so please feel free to contact us. 【Products Offered】 ■ Extruded sponge (CR, EP, SR, double extrusion) ■ Sheet sponge (NR, EP, NBR, SR) ■ Resin sponge (urethane, expanded polyethylene) ■ Integral skin foam, etc. *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

Introducing the 'Natural Rubber (NR) Molded Sponge' made from diverse materials, creating flexible shapes in 3D rubber sponge. It excels in mechanical strength, wear resistance, and elasticity. While it does not have oil resistance, there are many applications that require natural rubber (NR) due to its excellent tear strength and rebound properties. 【Features】 ■ Good mechanical properties such as elasticity and wear resistance ■ Not widely used for applications like sealing gaskets due to poor heat resistance, compression set, and oil resistance *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

Introducing the 3D rubber sponge made from diverse materials that creates flexible shapes: 'Nitrile Rubber (NBR) Molded Sponge.' It is used in oil dampers, oil seals, printing rolls, and more. This material is a copolymer of butadiene and acrylonitrile, with the properties of the rubber determined by the acrylonitrile content. 【Features】 ■ Usable for oil dampers, oil seals, printing rolls, etc. ■ In addition to durability, it has relatively good compression set, tensile strength, and abrasion resistance. *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

Sumigomu Industry Co., Ltd. (Industrial Products Division) has a production system that can accommodate small lot sizes. We respond to prototype requests starting from one unit, as well as small lot requests such as "10 units at a time is sufficient." Additionally, we use simple molds made from resin and lightweight metals for press molding products, enabling us to achieve low costs and short delivery times for prototype creation and functional evaluation models before mass production. [Production System] ■ Utilization of a wide network ■ Proposal capabilities tailored to needs ■ Excellent equipment and high technical skills *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

We introduce the 'Chloroprene Rubber (CR) Molded Sponge,' a three-dimensional rubber sponge that utilizes a variety of materials to create flexible shapes. Among synthetic rubbers, CR rubber has excellent overall performance and is widely used as an industrial component. It can be considered a general-purpose rubber among special synthetic rubbers. It is used extensively in automotive parts (belts, hoses), general industrial products, and construction rubber products. 【Features】 ■ Mechanical strength, weather resistance, chemical resistance, heat resistance, and cold resistance ■ Also has some resistance to oil ■ Flame retardant properties *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

We introduce the three-dimensional rubber sponge 'Ethylene Propylene Rubber Molded Sponge (EPDM)', which utilizes a variety of materials to create flexible shapes. EPDM rubber, which has superior heat resistance and weather resistance compared to CR rubber, is widely used in home appliances and automotive parts. One of its characteristics is that it has a relatively low specific gravity among commercially available rubbers. 【Features】 ■ Excellent weather resistance, cold resistance, polarity, solvent resistance, and resistance to inorganic chemicals ■ Good electrical performance and rebound elasticity ■ Relatively low specific gravity among commercially available rubbers *For more details, please refer to the PDF materials or feel free to contact us.

• Rubber
• Processing Contract

Introducing the "Fluorine (FR) Type Material Sponge," a three-dimensional rubber sponge that utilizes a variety of materials to create flexible shapes. Fluorine excels in various aspects such as heat resistance, oil resistance, chemical resistance, solvent resistance, and ozone resistance. It is used in train components, air conditioning gaskets, automotive parts, chemical plants, and semiconductor-related applications. 【Features】 ■ High heat resistance, oil resistance, chemical resistance, solvent resistance, and ozone resistance ■ Used in train components, air conditioning gaskets, semiconductor-related applications, and more *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

Introducing the 3D rubber sponge "Silicone (SR) molded sponge," which utilizes a variety of materials to create flexible shapes. It excels in heat resistance, cold resistance, colorability, color stability, and processability, and is also used in food-related products. Silicon is produced by reducing silicate, and through complex chemical reactions, a synthetic resin "silicone" is created, which combines both inorganic and organic properties. This is the rubber version of that silicone. 【Features】 - Excellent heat resistance, cold resistance, colorability, color stability, and processability - Used in food-related products - Widely used in automotive parts, medical devices, and food-related equipment parts *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

We handle "high heat-resistant rubber." It does not deteriorate rapidly even when the ambient temperature exceeds 200°C, and the reduction in physical properties is minimal even after 200°C and 300 hours, maintaining sufficient rubber elasticity. In addition to heat resistance, it also has excellent properties such as abrasion resistance, vibration resistance, and ozone resistance. 【Features】 ■ Rubber material with heat resistance following fluororubber and silicone rubber ■ Does not deteriorate rapidly even above 200°C ■ Minimal reduction in physical properties after 200°C and 300 hours ■ Maintains sufficient rubber elasticity ■ Excellent in abrasion resistance, vibration resistance, and ozone resistance *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

We handle "Chlorine-resistant EPDM." This EPDM (55°) has excellent chlorine resistance, making it highly resistant to residual chlorine found in tap water. It can be used not only for rubber components in water supply systems but also in areas where water quality contamination is a concern. 【Features】 ■ Excellent chlorine resistance ■ Complies with JWWA standards ■ Long lifespan ■ Significantly improved resistance to chlorine used for disinfection in tap water through a special ethylene-propylene blend *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

We handle "non-transferable rubber" at our company. We manufacture rubber hardness ranging from 45° to 75°. It is suitable for rubber products in areas where non-transferability of rubber marks is required, such as suction pads, conveyor rolls, and conveyor roll linings. 【Features】 ■ Resistant to leaving rubber marks even when pressed strongly against glass surfaces ■ Rubber hardness manufactured from 45° to 75° ■ Can be molded and processed into various shapes according to your requirements ■ Suitable for rubber products in areas where non-transferability of rubber marks is required *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Processing Contract

Our company handles "surface treatment products." One technique for achieving a glossy finish on rubber surfaces is mirror plating, which results in a finish that is just like a mirror. Additionally, we can paint directly onto the rubber substrate using post-coating. While the materials are limited, any color can be applied as long as the specified paint is used. 【Features】 ■ Gloss - Mirror plating is a technique that provides a glossy finish on rubber surfaces, resulting in a mirror-like appearance. ■ Painting - Painting is done directly on the rubber substrate using post-coating. - While the materials are limited, any color can be applied as long as the specified paint is used. *For more details, please refer to the PDF document or feel free to contact us.

• Surface treatment contract service
• Processing Contract

Our company handles "rubber mixtures" that can add various value-added features, such as coloring rubber and mixing powders. A typical mixture is coloring. While black rubber is often considered the mainstream, in reality, we can produce rubber in a variety of colors. We also have a track record of mixing sands from Africa, the Eurasian continent, and Japan. 【Features】 ■ Coloring - We can create rubber in various colors, not just black. - Coloring based on Munsell or Dick color standards is possible. *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Surface treatment contract service
• Processing Contract