ダイコー List of Products and Services

"D6000" is a gasket material primarily composed of high-quality non-asbestos fibers and a synthetic rubber binder with excellent oil resistance, combined with a small amount of filler and formed through rolling and vulcanization. It can be used as an alternative material to traditional asbestos joint sheets within its applicable range. Additionally, it has passed the official testing for the suitability standard JIS S 3200-7 for plumbing fixtures. [Features] - Excellent processability, similar to asbestos joint sheets - Superior processability allows for short delivery times - Elastic and provides good fitting at the flange area *For more details, please download the PDF or feel free to contact us.

The Daiko Teflon Cushion Gasket 'D7000' features a Teflon outer layer and uses a joint sheet and heat-resistant milboard as the core material, providing excellent elasticity and flexibility. Thanks to the stable corrosion resistance of Teflon (fluororesin), it can be used with a wide range of corrosive fluids such as acids, alkalis, and organic solvents. Additionally, it has excellent electrical insulation properties and can be used as an insulating gasket for anti-corrosion piping. 【Features】 ■ Excellent chemical resistance ■ Usable over a wide temperature range from low to high temperatures ■ Provides cushioning and high sealing performance compared to pure Teflon ■ Improved creep reduction and stress relaxation at high temperatures compared to pure Teflon, ensuring stable sealing performance *For more details, please refer to the PDF document or feel free to contact us.

The Daiko D7000-ST is a PTFE sealing tape that can withstand temperatures from -100°C to 260°C. It is particularly suitable for sealing high-temperature areas and can be used with acids, alkalis, and chemicals, allowing for a clean and easy application without getting your hands dirty. Additionally, PTFE is a self-lubricating non-stick material, making it easy to screw in and remove without causing seizing. 【Features】 ■ Extremely easy to attach and detach ■ Improves work efficiency ■ Not affected by the fluid used, and does not cause contamination ■ Operating temperature: -100 to 260°C *For more details, please refer to the PDF document or feel free to contact us.

The "D7000-ST" is a PTFE sealing tape that can withstand temperatures from -100°C to 260°C, making it particularly suitable for seals in high-temperature areas. It is very easy to attach and detach. Since PTFE is a self-lubricating adhesive, screwing in and removing is simple, and it does not cause seizing. It can be used with acids, alkalis, and chemicals without dirtying your hands, and it finishes cleanly and easily. Additionally, it is not affected by the fluid being used and does not cause contamination. Due to PTFE's excellent chemical resistance, it can be used in piping for water, steam, oil, and chemicals. 【Standard Size】 ■ Thickness: 0.1mm ■ Width: 13mm ■ Length: 15m *For more details, please download the PDF or feel free to contact us.

The "D7000" is a PTFE cushion gasket that features a PTFE outer layer and uses joint sheets and heat-resistant millboard with excellent elasticity and flexibility for the core material. Thanks to the stable corrosion resistance of PTFE, it demonstrates excellent resistance to a wide range of chemicals, including corrosive fluids such as acids and alkalis, as well as organic solvents. It also possesses excellent electrical insulation properties, making it suitable for use as an insulating gasket for corrosion-resistant piping. 【Features】 ■ Excellent chemical resistance, usable with a wide variety of chemical liquids ■ Usable across a wide temperature range from low to high temperatures ■ Cushioned with high sealing performance ■ Improved creep phenomenon and stress relaxation at high temperatures, ensuring stable sealing performance *For more details, please download the PDF or feel free to contact us.

The "D1000(GR)" is a gasket packing that can be used on steam lines in factories and flanges of boiler equipment. Unlike conventional products that can withstand temperatures up to 350°C, this product has a higher heat resistance of 450°C, which reduces the likelihood of leaks. Additionally, since it is manufactured in-house, standard size products can be shipped as quickly as the same day, and custom products can be shipped in as little as three days. 【Features】 ■ Usable at high temperatures Unlike conventional products that can withstand temperatures up to 350°C, this product has a higher heat resistance of 450°C, making it less likely to leak. ■ Realization of short delivery times Products in JIS and JPI standard sizes are in stock from 15A to 300A, allowing for same-day shipping. Furthermore, due to in-house manufacturing, custom-sized products can also be shipped in as little as three days.

"D-1000" is a high-performance semi-metallic gasket rationally designed for high temperature and high pressure applications. It consists of a V-shaped cross-section metal hoop and sealing material (various fillers) layered together, tightly wound in a spiral shape, with the beginning and end portions of the hoop fixed by spot welding. Broadly speaking, there are three types: one with inner and outer rings of metal protection, one with only an outer ring of metal protection, and a basic type without any metal protection. Each type is selected based on the type and material of the flange. [Features] - Rationally designed for high temperature and high pressure applications - Has rich elasticity and can regulate tightening force based on installation thickness *For more details, please refer to the PDF document or feel free to contact us.

The "D1000" is a high-performance semi-metallic gasket rationally designed for use in high-temperature and high-pressure environments. It possesses rich elasticity and allows for control of the tightening amount during installation. It is widely used in various fields, including thermal and nuclear power plants, steam piping on steam turbine ships, as well as process lines and thermal oil lines in petroleum refining and petrochemical plants. 【Product Lineup】 ■ Type with metal protective inner and outer rings ■ Type with metal protective outer ring ■ Basic type without metal protection *For more details, please download the PDF or feel free to contact us.

Our company specializes in the processing of PTFE, and we handle not only standard PTFE but also various types of "filled PTFE," which is designed to minimize creep (deformation) even in high-temperature environments. PTFE is resistant to almost all acids, alkalis, and organic solvents, making it extremely chemically stable. It conducts very little electricity and has high insulation properties, along with excellent high-frequency characteristics, which makes it widely used in the electrical and electronic fields. We propose suitable materials tailored to the required performance, such as heat resistance, chemical resistance, and sliding properties, as well as the customer's usage environment and applications. With years of experience and know-how, we turn high-quality products into reality. 【Features】 ■ Various types of "filled PTFE" that minimize creep (deformation) even in high-temperature environments ■ Proposals for suitable materials based on required performance such as heat resistance, chemical resistance, and sliding properties ■ Recommendations for appropriate materials based on the customer's usage environment and applications *For more details, please refer to the related links or feel free to contact us.

SGM gaskets are revolutionary non-asbestos joint sheet gaskets made of 100% PTFE, featuring excellent heat resistance and chemical resistance, as well as a combination of strength and flexibility. They possess the required characteristics for gaskets in a well-balanced manner at a high level, allowing for versatile use without the need to differentiate gaskets for each process.

We would like to introduce our "PTFE-based gaskets" that we handle. Our lineup includes gasket materials made from punched PTFE, "PTFE cushions" that feature a PTFE outer layer and a core material with excellent elasticity and flexibility, such as joint sheets or heat-resistant millboards. Additionally, we also offer "filled PTFE" and "glass-filled PTFE." Please feel free to contact us when you need assistance. 【Product Lineup】 ■ PTFE ■ PTFE Cushion ■ Filled PTFE ■ Glass-filled PTFE *For more details, please download the PDF or feel free to contact us.

We would like to introduce our "Soft PTFE Gasket" that we handle. It has excellent chemical resistance and insulation properties, combined with heat resistance and flexibility, significantly improving the sealing performance of PTFE. We offer soft-type PTFE gaskets such as "Nippon Gasket Soft Seal No. 9096-S," which is very soft and comes with adhesive tape, and "Nippon Gasket Soft Seal No. 9096," as well as "SGM Gasket" for process piping and equipment flanges. 【Product Lineup】 ■ Nippon Gasket Soft Seal No. 9096-S ■ Nippon Gasket Soft Seal No. 9096 ■ SGM Gasket *For more details, please download the PDF or feel free to contact us.

This is a gasket made from Daiko's "D Packing (EPDM molded packing)" rubber, which is pressure-formed into a cross-sectional shape. For areas requiring chemical resistance and corrosion resistance, we also offer PTFE-coated products that are integrally bonded with PTFE! This packing material provides stable sealing performance at lower surface pressure compared to punched rubber sheet gaskets. (Characteristics) - Being a molded product, it has no uneven thickness and a smooth surface. - The presence of two O-ring shaped protrusions ensures no leakage even at low surface pressure. - The hardness of the rubber is appropriately adjusted to buffer thermal stress and piping stress. - Made from high-quality virgin rubber, it has a long lifespan. - It can also be used with resin and resin-lined flanges. (Supported Sizes) 5K 15A~300A 10K 15A 300A (Operating Temperature Range) -40℃~ 100℃ For sizes above 350A, rubber punched products will be used. (Maximum Operating Pressure) 0.98MPa (approximately 10kgf/cm²)

The "D Packing" we handle is a gasket made by press-molding EPDM rubber into a specific cross-sectional shape. Its structure, featuring two O-ring shaped protrusions, demonstrates excellent sealing performance even at low tightening surface pressures. It can also be used with resin flanges and resin-lined flanges. Additionally, we offer the "D Packing PTFE Coated," which is made by press-heating and molding a PTFE film onto EPDM rubber molded products to create a bonded unit. 【Specifications】 ■ Maximum operating pressure: 0.98 MPa (approximately 10 kgf/cm³) ■ Operating temperature range: -40℃ to 100℃ ■ Available sizes: - 5K: 15A to 300A - 10K: 15A to 300A *For more details, please download the PDF or feel free to contact us.

"D4000" is a gasket material that has a long-standing high performance record in Europe, where non-asbestos materials have been advanced, and can be used over a wide temperature range from high to extremely low temperatures. Expanded graphite is a material obtained by treating high-purity graphite crystals with chemicals and then heat-treating them at high temperatures. By inserting stainless steel plates (SUS316) into the core material, it becomes a gasket with excellent mechanical strength. 【Features】 ■ Excellent heat resistance and chemical resistance ■ Sealing performance and chemical resistance comparable to asbestos joint sheets ■ Excellent corrosion resistance ■ Wide temperature range from high to extremely low temperatures ■ Excellent compressibility *For more details, please download the PDF or feel free to contact us.

Daiko's Grand Packing 'D4101-4106' for Pumps and Valves 'D4101' is a highly resilient grand packing made using a special braiding method that combines and impregnates carbon fibers with Teflon (PTFE) and special lubricating oil. Grand packing is a sealing gasket widely used in static, rotating, and reciprocating shaft sealing locations such as valves, pumps, manholes, and furnace openings. In addition, we offer products such as 'D-4102', which is made by impregnating pure Teflon fibers with Teflon dispersion, and 'D-4103', which is made by impregnating special carbon fiber with Teflon dispersion and braiding it. 【Performance】 ■ Operating temperature range: 200℃ ■ Pressure: 1MPa ■ Shaft peripheral speed: 25m/Sec ■ PV value: 10MPa·m/sec ■ pH value: 2-12 *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce our ceramic round packing 'D5800-K'. This product is made by weaving glass fibers and ceramic fibers into a corner shape. It has features such as thermal insulation and heat resistance. It is used in exhaust ducts, boilers, combustion equipment, pump seal areas, etc. Please feel free to contact us when you need it. 【Specifications】 ■ Heat resistance temperature: 800℃ ■ Dimensions (mm) ・Nominal diameter: 6.4 to 30.0 *For more details, please download the PDF or feel free to contact us.

We would like to introduce our glass corner packing 'D5400-K'. This product is made by weaving glass fibers and ceramic fibers into a corner shape. It features thermal insulation and heat resistance. It is used in exhaust ducts, boilers, combustion equipment, pump seal areas, and more. Please feel free to contact us when you need it. 【Specifications】 ■ Heat resistance temperature: 400℃ ■ Dimensions (mm) ・ Nominal diameter: 6.4 to 30.0 *For more details, please download the PDF or feel free to contact us.

We would like to introduce our ceramic round packing 'D5800-M'. It is made by braiding glass fibers and ceramic fibers into a rope, designed for thermal insulation and heat resistance. It is used for sealing in boilers and industrial furnaces. We also have the glass round packing 'D5400-M' available. Please feel free to contact us if you need any assistance. 【Specifications】 ■ Heat resistance temperature: 800℃ ■ Dimensions (mm) ・Nominal diameter: 6.4 to 30.0 *For more details, please download the PDF or feel free to contact us.

We would like to introduce our glass round packing 'D5400-M'. It is made by braiding glass fibers and ceramic fibers into a rope, designed for thermal insulation and heat resistance. It is used for sealing in boilers and industrial furnaces. Additionally, we also offer the ceramic round packing 'D5800-M'. Please feel free to contact us when you need it. 【Specifications】 ■ Heat resistance temperature: 400℃ ■ Dimensions (mm) ・Nominal diameter: 6.4 to 30.0 *For more details, please download the PDF or feel free to contact us.

We would like to introduce our ceramic ribbon 'D5800-R'. The heat resistance temperature is 800°C, with dimensions of thickness starting from 4mm, width starting from 25mm, and length starting from 30mm. Additionally, we offer various textile products, including the glass ribbon 'D5400-R' with a heat resistance temperature of 400°C, glass round packing 'D5400-M', and ceramic round packing 'D5800-M'. 【Specifications】 ■ Heat resistance temperature: 800°C ■ Dimensions (mm) ・Thickness: from 4 ・Width: from 25 ・Length: from 30 *For more details, please download the PDF or feel free to contact us.

We would like to introduce our glass ribbon 'D5400-R'. This is a narrow-width woven fabric made from glass fibers, suitable for applications such as sealing materials for large-diameter exhaust ducts, thermal insulation for piping, and burn prevention. It has excellent thermal insulation properties and is environmentally friendly as it is non-asbestos based. Additionally, it is used for high-temperature duct sealing. 【Specifications】 ■ Heat resistance temperature: 400℃ ■ Dimensions (mm) ・ Thickness: 1.6～ ・ Width: 25～ ・ Length: 30 *For more details, please download the PDF or feel free to contact us.

We would like to introduce our ceramic tape 'D5800-T'. This product is woven using a special rubber coating to improve the workability of ceramic fibers, and it is slit into narrow widths. It excels in heat resistance and workability, and its applications include gasket material for large-diameter exhaust ducts, insulation for piping, and burn prevention. 【Specifications】 ■ Heat resistance temperature: 800℃ ■ Dimensions (mm) ・Thickness: 2.0～ ・Width: 15～ ・Length: 30 *For more details, please download the PDF or feel free to contact us.

We would like to introduce our glass tape 'D5400-T'. This product is woven using a tape weaving machine with a special rubber coating to improve the processability of glass fibers, and it is slit into narrow widths. It excels in heat resistance and workability, and its applications include sealing materials for large-diameter exhaust ducts, thermal insulation for piping, and burn prevention. 【Specifications】 ■ Heat resistance temperature: 400℃ ■ Dimensions (mm) ・Thickness: 1.6～ ・Width: 15～ ・Length: 30 *For more details, please download the PDF or feel free to contact us.

We would like to introduce our glass cloth gasket "D5400." This gasket is made by applying natural rubber to glass cloth and shaping it into a specified form. We also offer a baked-on anti-seizing treatment product (graphite treatment) "D5400-G," which improves the release properties with other materials through graphite treatment, making maintenance and replacement easier. Please feel free to contact us when you need it. 【Specifications】 ■ Thickness: t1.6・t3.2～(1 ply t1.6) ■ Safe operating temperature: 400℃ ■ Natural rubber applied to glass cloth *For more details, please download the PDF or feel free to contact us.

We would like to introduce our biocompatible dissolvable cross gasket, "D5800." With the enforcement of regulations regarding Refractory Ceramic Fibers (RCF), there are now restrictions on the use of ceramic cloth. Our company has transitioned from traditional ceramic cloth to RCF-compliant biocompatible dissolvable cloth. We also offer a baked-on anti-seizing treatment product (graphite treatment) called "D5800-G." 【Specifications】 ■ Thickness: t2・t4～(1 ply t2) ■ Safe operating temperature: 800℃ ■ Contains SUS metal ■ Natural rubber coated on biocompatible dissolvable cloth *For more details, please download the PDF or feel free to contact us.

The Daiko D-6000 is a gasket material made using high-quality non-asbestos fibers and a synthetic rubber binder with excellent oil resistance, mixed with a small amount of filler and rolled and vulcanized. It is suitable as a substitute material for asbestos joint sheets (within the usable range). Additionally, it is a product that has passed official testing for the standard JIS S 3200-7, which is applicable to plumbing fixtures. 【Features】 - Excellent workability, similar to asbestos joint sheets - Capable of producing large-diameter products - Due to its excellent workability, it can accommodate short delivery times - Elastic and provides good fitting at the flange area *For more details, please refer to the PDF materials or feel free to contact us.

The Daiko-made "Vibration-Absorbing Pad" features uneven surfaces on both sides and serves as a cushioning, vibration-damping, and soundproofing material. It prevents the transmission of vibrations, absorbs light noise, and mitigates impacts, functioning as a rubber mat. Simply placing it under the object allows for easy vibration-damping effects. It is easy to install, provides both vibration and soundproofing effects, can be cut to specified dimensions, and is economical. 【Features】 ■ Extremely easy installation ■ Significant vibration and soundproofing effects ■ Excellent cushioning effect ■ Economical *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce our "Ceramic Yarn Rope (Biodegradable)" that we handle. We offer five sizes ranging from 3.2mm to 12.7mm. The lengths (M) available are 200 to 12. Please feel free to contact us when you need to place an order. 【Specifications】 ■ Sizes: 3.2, 4.8, 6.4, 9.6, 12.7 ■ Lengths (M): 200, 90, 50, 23, 12 *For more details, please download the PDF or feel free to contact us.

We would like to introduce a case study of duct products processed by our company. Natural rubber is applied to glass cloth and molded into a specified shape. This product is for ducts used in incinerators and dryers. Please feel free to contact us when you need our services. 【Case Overview】 ■Features: Gasket molded into a specified shape with natural rubber applied to glass cloth ■Application: Gasket for ducts in incinerators and dryers ■Safe Operating Temperature: 400℃ *For more details, please download the PDF or feel free to contact us.

We would like to introduce a case study of the processing of core-in gas gaskets (Type P) that we conducted. Natural rubber is applied to glass cloth and molded into a specified shape. These gaskets are used in applications such as doors of furnaces and dryers, dampers, exhaust gas systems, and ducts. Please feel free to contact us when you need assistance. 【Case Overview】 ■ Features: Gasket molded into a specified shape with natural rubber applied to glass cloth ■ Applications: Doors of furnaces and dryers, dampers, exhaust gas systems, ducts, and manholes ■ Safe Operating Temperature: 400℃ *For more details, please download the PDF or feel free to contact us.

We would like to introduce a case study of our manhole product processing. A natural rubber coating is applied to a biocompatible dissolvable cloth containing SUS metal, which is then molded into a specified shape. This product can be used as a gasket for combustion equipment such as exhaust gases. Please feel free to contact us when you need our services. 【Case Overview】 ■Features: A gasket molded into a specified shape with a natural rubber coating on a biocompatible dissolvable cloth containing SUS metal. ■Applications: Gaskets for combustion equipment such as exhaust gases. ■Safe Operating Temperature: 800℃ *For more details, please download the PDF or feel free to contact us.

This product is a gasket with excellent mechanical strength by inserting stainless steel plates (SUS316) into the core material. It has a heat resistance temperature equivalent to that of asbestos sheets and is also excellent in corrosion resistance. It has a long-standing high performance in Europe, where the transition to non-asbestos materials has progressed, and it is a gasket material that can be used over a wide temperature range from high temperatures to extremely low temperatures. 【Features】 ■ Excellent heat resistance and chemical resistance ■ Sealing performance and chemical resistance comparable to asbestos joint sheets ■ Excellent corrosion resistance ■ Wide operating temperature range from high to extremely low temperatures ■ Excellent compressibility *For more details, please download the PDF or feel free to contact us.

This product is a spiral wound gasket made with graphite (graphitic material) tape as the filler material. Due to the properties of graphite-based materials, it maintains excellent sealing performance even under harsh conditions where temperature cycles from high to low are repeated. Please feel free to contact us when you need assistance. 【Specifications】 ■ Maximum pressure: 29.4 MPa (300 kgf/cm²) ■ Temperature range: -270 to 450℃ *For more details, please download the PDF or feel free to contact us.

This product is a spiral wound gasket that uses PTFE tape as the filler material. Thanks to the excellent chemical resistance and corrosion resistance of PTFE, it is suitable for acidic fluids and corrosive fluids that are difficult to handle with non-asbestos or graphite-based gaskets. Please feel free to contact us when you need assistance. 【Specifications】 ■ Maximum pressure: 29.4 MPa (300 kgf/cm²) ■ Temperature range: -260 to 300℃ *For more details, please download the PDF or feel free to contact us.

We would like to introduce the "D1000 Spiral Wound Gasket" that we handle. We offer three products: the "Spiral Wound Gasket with Inner and Outer Rings," which allows for easy centering of the gasket due to the outer ring; the "Spiral Wound Gasket with Outer Ring," used in joints that do not require the pressure resistance of the type with inner and outer rings; and the "Basic Diameter Spiral Wound Gasket," used in various pressure vessel covers. We can also manufacture oval shapes and dimensions outside of standard specifications. We can accommodate urgent maintenance needs for valves, such as basic types or those with only inner rings. 【Product Lineup】 ■ Spiral Wound Gasket with Inner and Outer Rings ■ Spiral Wound Gasket with Outer Ring ■ Basic Diameter Spiral Wound Gasket ■ Oval Spiral Wound Gasket (Special Dimensions) ■ Spiral Wound Gasket with Inner and Outer Rings (Special Dimensions) *For more details, please download the PDF or feel free to contact us.