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gasket×ソーワ工業 - List of Manufacturers, Suppliers, Companies and Products

gasket Product List

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Sowa Industrial Co., Ltd. Business Introduction

Sowa Industrial Co., Ltd. Business Introduction

We provide excellent products that lead the world standard.

Sowa Industrial Co., Ltd. has steadily progressed since its founding in 1947 as a specialized manufacturer of gland packing, gaskets, and more, contributing to a wide range of industries, including the automotive sector. Meeting the required technical precision has become a given, and our commitment to "swiftly understanding and anticipating market needs," including the development of new products, is the theme that Sowa Industrial aims to uphold in the 21st century. 【Business Description】 ○ Specialized manufacturer of gland packing, gaskets, etc. For more details, please contact us or download our catalog.

  • Other machine elements

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Gasket Product Catalog

Gasket Product Catalog

Able to respond to short delivery times and contribute to cost reduction! Introducing various products such as PTFE gaskets and woven fabric gaskets.

This catalog introduces the gasket products handled by our company. We offer a lineup including "joint sheet and rubber sheet gaskets," "PTFE gaskets," and "graphite (expanded graphite) sheet gaskets." In addition to processing mass-produced gaskets using molds and wooden patterns (Thomson molds), we can also flexibly accommodate small orders for custom sizes. [Featured Products] ■ Joint sheet and rubber sheet gaskets ■ PTFE gaskets ■ Graphite (expanded graphite) sheet gaskets ■ Spiral gaskets ■ Fabric gaskets *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing

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Gore(R) HyperSheet(R)/SGM(R) Gasket

Gore(R) HyperSheet(R)/SGM(R) Gasket

Heat creep is very small and can be used even in high-temperature areas! It has excellent flexibility and workability!

The "Gore(R) HyperSeal(R)/SGM(R) Gasket" is made of 100% expanded PTFE, offering excellent flexibility and processability, as well as resistance to heat, chemicals, creep, and cleanliness. It has excellent conformability, allowing for easy sealing even on slightly uneven surfaces. Additionally, it has very low thermal creep and can be used in high-temperature areas (up to 315°C). Please feel free to contact us when you need assistance. 【Features】 ■ Made of 100% expanded PTFE ■ Excellent flexibility and processability ■ Combines heat resistance, chemical resistance, creep resistance, and cleanliness ■ Excellent conformability, allowing for easy sealing on slightly uneven surfaces ■ Usable in high-temperature areas (up to 315°C) *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
  • Piping Materials

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Graphite Spiral Wound Gasket "S-2100 Series"

Graphite Spiral Wound Gasket "S-2100 Series"

Suitable for harsh conditions such as high temperature, high pressure, extreme low temperature, and thermal cycles! Oval shapes are also available.

The "S-2100 Series" is a spiral wound gasket that uses graphite (expanded graphite) tape as the filler material. It is suitable for harsh conditions such as high temperature, high pressure, extreme low temperatures, and thermal cycles. It can be used in various applications including steam, LNG, cryogenic fluids like liquid nitrogen, pressure vessels, heat exchangers, and valve bonnets. Please feel free to contact us when you need assistance. 【Features】 ■ Uses graphite (expanded graphite) tape as the filler material ■ Sizes: Thickness 3.2mm, 4.5mm ■ Structure: Types with inner and outer rings, types with outer rings, basic type (oval shapes are also available) ■ Material: Metal hoop SUS304, inner and outer rings SPCC (ordinary steel) or SUS304 *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
  • Piping Materials

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PTFE spiral gasket "S-2110 series"

PTFE spiral gasket "S-2110 series"

Excellent chemical resistance! Available in inner and outer ring type, outer ring type, and basic type!

The "S-2110 Series" is a spiral wound gasket that uses PTFE tape as a filler material. It is suitable for harsh conditions such as high temperature, high pressure, extreme low temperatures, and thermal cycling. It also has excellent chemical resistance, making it suitable for corrosive fluids and acidic environments. It can be used in various applications, including steam, extreme low temperature fluids like LNG and liquid nitrogen, pressure vessels, and heat exchangers. 【Features】 ■ Uses PTFE tape as the filler material ■ Suitable for harsh conditions such as high temperature, high pressure, extreme low temperatures, and thermal cycling ■ Excellent chemical resistance, suitable for corrosive fluids and acidic environments ■ Sizes: Thickness 3.2mm, 4.5mm ■ Structure: Type with inner and outer rings, type with outer ring, basic type ■ Material: Metal hoop SUS304, inner and outer rings SPCC (ordinary steel) or SUS304 *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
  • Piping Materials

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Rubber-coated woven fabric gasket "S-4900/4900G" <Glass fiber>

Rubber-coated woven fabric gasket "S-4900/4900G" <Glass fiber>

The maximum operating temperature is 400℃! You can specify the shape (circular or square), thickness, and dimensions!

The "S-4900/4900G" is a gasket tape coated with a heat-resistant rubber compound as a joint material on fiberglass cloth. It has high thermal insulation properties, with a maximum operating temperature of 400°C. It also excels in thermal conductivity, tensile strength, and flexibility. This product can be used for sealing and insulation applications such as manholes, boiler combustion openings, and flanged areas. 【Features】 ■ Coated with a heat-resistant rubber compound as a joint material on fiberglass cloth ■ High heat resistance, excellent thermal conductivity, tensile strength, and flexibility ■ S-4900G: Treated to prevent graphite adhesion ■ Sizes: Shape (circular or square), thickness, and dimensions can be specified *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
  • Piping Materials

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Rubber-coated woven fabric gasket "S-4100S/SG/ST"

Rubber-coated woven fabric gasket "S-4100S/SG/ST"

Introducing a gasket tape that excels in chemical resistance with a maximum operating temperature of 800℃!

The "S-4100S/SG/ST" is a gasket tape coated with a heat-resistant rubber compound as a joint material on a biocompatible fiber cloth. It has high thermal insulation properties, with a maximum operating temperature of 800°C. It can be used for sealing and insulating applications such as manholes, boiler combustion ports, and flange areas. You can specify the shape (circular or square), thickness, and dimensions. Please feel free to contact us when placing an order. 【Features】 ■ Coated with a heat-resistant rubber compound as a joint material on biocompatible fiber cloth ■ S-4100S: Reinforced with SUS wire ■ S-4100SG: Treated to prevent graphite seizing ■ S-4100ST: Special rubber compound *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
  • Piping Materials

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Octagonal shape ring joint gasket

Octagonal shape ring joint gasket

From raw materials to processing, high-quality Japanese manufacturing! Usage conditions vary depending on the material.

Sowa Industrial Co., Ltd. offers "Octagonal Ring Joint Gaskets." These gaskets are made from forged materials and machined into an octagonal cross-section, suitable for high-temperature and high-pressure conditions where soft gaskets cannot be used, as well as areas requiring high sealing performance. We accommodate sizes from small diameters to large diameters. Please feel free to contact us. 【Features】 ■ High-quality Japanese manufacturing from raw materials to processing ■ Machined from forged materials into an octagonal cross-section ■ Accommodates sizes from small diameters to large diameters ■ Usage conditions vary depending on the material *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
  • Piping Materials

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Oval-shaped ring joint gasket

Oval-shaped ring joint gasket

For areas where soft gaskets cannot be used due to high temperature and high pressure conditions, or where high sealing requirements are needed!

Sowa Industrial Co., Ltd. handles "oval-shaped ring joint gaskets." These gaskets are made from forged materials and are machined into an oval cross-section, accommodating sizes from small diameters to large diameters. From raw materials to processing, they are high-quality products made in Japan. Please feel free to contact us when you need assistance. 【Features】 ■ High-quality products made in Japan from raw materials to processing ■ Machined into an oval cross-section from forged materials ■ Accommodates sizes from small diameters to large diameters ■ Usage conditions: Varies depending on the material *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
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Fabric gasket (rubber-coated)

Fabric gasket (rubber-coated)

Introducing woven fabric gaskets that can be made not only in circular shapes but also sewn together into square shapes!

This product is a gasket tape coated with a rubber compound on a biocompatible fiber cross. It has a high heat resistance and excellent thermal insulation properties. It also offers outstanding chemical resistance. It can be used for sealing and insulating manholes, boiler combustion ports, flanges, etc., so please feel free to contact us when you need it. 【Features】 ■ High heat resistance and excellent thermal insulation properties ■ Usage conditions → Temperature: 600–800℃ * For more details, please refer to the PDF document or feel free to contact us.

  • fiber

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Rubber-coated woven fabric gasket 'S-4900/G'

Rubber-coated woven fabric gasket 'S-4900/G'

Introducing a rubber-coated woven fabric gasket equipped with thermal insulation and heat retention performance!

The "S-4900/G" is a gasket tape coated with a heat-resistant rubber compound as a joint material on fiberglass cloth. It can be used for sealing and insulation in manholes, boiler combustion ports, flanged areas, etc. It excels in thermal conductivity, tensile strength, and flexibility. Please specify the shape, thickness, and dimensions. 【Features】 ■ Coated with a heat-resistant rubber compound ■ Excellent insulation, heat retention, and cooling performance ■ Superior thermal conductivity, tensile strength, and flexibility *For more details, please refer to the PDF document or feel free to contact us.

  • fiber

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Gasket Series

Gasket Series

We will introduce rubber sheet punched gaskets, as well as EPDM molded gaskets and PTFE wrapped gaskets.

The "S-2900 series" is a low-pressure gasket made from various synthetic rubber sheets that can be used for flanges and equipment in various piping applications. The "S-2940" is pressure-formed from EPDM rubber in a specific cross-sectional shape. Additionally, the "S-2950" is made by pressure and heat forming a PTFE film onto an EPDM rubber molded product, creating a unified bond. It can also be used for resin and resin-lined flanges. 【Product Lineup】 ■ Rubber sheet punched gaskets / S-2900 series ■ EPDM molded gaskets / S-2940 ■ EPDM molded gaskets (PTFE coated) / S-2950 ■ PTFE sheet punched gaskets / S-5000 ■ PTFE wrapped gaskets / S-5000T series ■ Gore Hyper Sheet gaskets *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing

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EPDM molded gasket 'S-2940'

EPDM molded gasket 'S-2940'

Introducing products suitable for piping lines that cannot achieve surface pressure, such as PVC pipes and GL pipes!

The S-2940 is a gasket made by press-forming EPDM rubber into a specific cross-sectional shape. It is suitable for piping lines that cannot achieve surface pressure, such as PVC and GL pipes, and can also be used with resin and resin-lined flanges. The size is 3.0mm thick, with standards of 5K-15A to 300A and 10K-15A to 300A; other sizes are available as rubber punched gaskets. 【Features】 ■ Made by press-forming EPDM rubber into a specific cross-sectional shape ■ Usable with resin and resin-lined flanges ■ Size: Thickness 3.0mm / Standards 5K-15A to 300A, 10K-15A to 300A (Other sizes are available as rubber punched gaskets, only for full face) ■ Operating conditions: Temperature -40℃ to 100℃ / Pressure up to 0.98MPa *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
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EPDM molded gasket 'S-2950' <PTFE coated product>

EPDM molded gasket 'S-2950' <PTFE coated product>

Introducing Sowa's gaskets, suitable for use with resin-made and resin-lined flanges!

The S-2950 is a gasket formed by pressurized heating of PTFE film onto EPDM rubber molded products, creating a unified bond. It is suitable for piping lines that require chemical resistance and corrosion resistance, where surface pressure cannot be obtained, such as PVC and GL piping, and can also be used with resin and resin-lined flanges. The size is 3.0mm thick, with specifications ranging from 10K-15A to 300A; other sizes are available as PTFE-wrapped gaskets. 【Features】 ■ PTFE film is pressurized and heat-formed onto EPDM rubber molded products, creating a unified bond. ■ Suitable for piping lines that require chemical resistance and corrosion resistance, where surface pressure cannot be obtained, such as PVC and GL piping. ■ Size: Thickness 3.0mm / Specifications 10K-15A to 300A (Other sizes are available as PTFE-wrapped gaskets, only for full face). ■ Operating conditions: Temperature -40℃ to 120℃ / Pressure up to 0.98MPa. *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
  • Piping Materials

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PTFE-coated gasket "S-5000T series"

PTFE-coated gasket "S-5000T series"

We offer three types of outer shell shapes depending on the application! Introducing products with excellent non-adhesive and electrical properties.

The "S-5000T series" is a PTFE encapsulated gasket with a PTFE outer layer covering the core material, such as joint sheets. It has a rich lineup including the basic type "S-5000T," the large diameter "S-5010T," and the right angle (for preventing liquid accumulation) "S-5020T." This product is non-contaminating, resistant to chemicals, non-adhesive, and has excellent electrical properties. Please feel free to contact us when you need it. 【Features】 ■ PTFE outer layer encapsulating the core material such as joint sheets ■ Excellent non-contaminating and chemical resistance ■ Superior non-adhesive and electrical properties ■ Sizes: Thickness 1.6mm, 2.8mm, 3.8mm ■ Three types of outer layer shapes available according to application: - Basic type (V-shaped cross-section), large diameter (U-shaped cross-section), right angle (L-shaped cross-section) *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing
  • Piping Materials

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