内外ゴム List of Products and Services

It absorbs uneven settlement of soft ground such as landfill sites, deflection of piping for water supply, sewage treatment plants, agricultural water, power plants, and expansion due to temperature changes. Since the release of the low-pressure R type for elevated water tanks in 1970, E-P joints have added new products to meet customer needs, including the high-pressure P type integrated product F type with PTFE. They are now used by a wide range of customers in various industries, from household drinking water to chemical plant liquid piping. 【Features】 1. Absorbs large displacements with relatively short face-to-face dimensions. 2. Can be used for vibration resistance as it can absorb displacements in all directions. 3. The inner surface is straight, making it difficult for solids to accumulate. For more details, please contact us or refer to the catalog.

• Expansion joint hardware
• Piping Equipment
• Water Supply Facilities

The vibration-damping rubber excels in shock absorption and vibration absorption, absorbing energy without much rebound even when subjected to external forces. The Hanenite GP35LE is the most common grade among Hanenite products. It demonstrates the best vibration-damping properties in the normal temperature range. Additionally, it has excellent oil resistance, making it safe to use around various machinery and oil-related applications. Its physical properties and durability are comparable to those of general rubber. It is widely used as cushioning material and vibration-damping components in quiet and low-vibration products. 【Characteristics】 ● The rebound elasticity is 2% (measured value). ● Load capacity is approximately 800 kg (for a size of 10×100×100 mm with a deflection of 10%). The values may vary depending on the pressure area, so please contact us for details. ● It can be processed into various shapes. Molding similar to general rubber is possible. Cutting, machining, and punching of sheet materials are also acceptable. ● Strong adhesion to metals is possible. ● Teflon coating (vulcanized adhesion) can be applied for surface adhesion measures and improved wear resistance. *For more details, please refer to the PDF documentation or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

The vibration-damping rubber, which excels in shock absorption and vibration absorption, absorbs energy without much rebound even when subjected to external forces. The Hanenite GP60LE is a general-grade Hanenite that demonstrates the best vibration-damping properties in the normal temperature range. It has a higher hardness compared to GP35LE, making it excellent in load-bearing capacity. Additionally, like GP35LE, it is also highly resistant to oil, allowing for safe use around various machinery and oil applications. Its physical properties and durability are comparable to those of general rubber. It is widely adopted as a vibration-damping component in quiet and low-vibration products. 【Characteristics】 ● The rebound elasticity is 4% (measured value). ● Load capacity is approximately 2,000 kg (for a size of 10×100×100 mm with a deflection of 10%). The values may vary depending on the pressure area, so please contact us for details. ● It can be processed into various shapes. Molding similar to general rubber is possible. Cutting, machining, and punching of sheet materials are also acceptable. ● Strong adhesion to metals is possible. ● Teflon coating (vulcanized adhesion) is possible to improve surface adhesion and wear resistance. *For more details, please refer to the PDF document or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

The vibration-damping rubber, which excels in shock absorption and vibration absorption, absorbs energy with almost no rebound even when subjected to external forces. HaneNight MP40 demonstrates excellent vibration-damping properties over a wide temperature range, making it suitable for use in environments with significant temperature fluctuations without any issues. Its physical properties and durability are comparable to those of general rubber. It is widely used as cushioning material and vibration-damping components in quiet and low-vibration products. 【Characteristics】 ● The rebound elasticity is 4% (measured value). ● Exhibits excellent vibration-damping performance over a wide temperature range. ● Can be processed into various shapes. Molding similar to general rubber is possible. Cutting, machining, and punching of sheet materials are also acceptable. ● Strong adhesion with metals is possible. *For more details, please refer to the PDF document or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

The vibration-damping rubber, which excels in shock absorption and vibration absorption, absorbs energy with almost no rebound even when subjected to external forces. The Hanenite CP40S particularly excels in cold resistance, demonstrating excellent vibration-damping performance even at -20°C. Its physical properties and durability are comparable to those of general rubber. It is widely adopted as a vibration-damping component in various industries. 【Characteristics】 ● Rebound elasticity is 10% (measured value). ● Load capacity is approximately 1,300 kg (for dimensions 10×100×100 mm with a deflection of 10%). The values may vary depending on the contact area, so please contact us for details. ● It can be processed into various shapes. Molding similar to general rubber is possible. Cutting, machining, and punching of sheet materials are also acceptable. *For more details, please refer to the PDF document or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

The vibration-damping rubber, which excels in shock absorption and vibration absorption, absorbs energy with almost no rebound even when subjected to external forces. The Hanenite CP55S particularly excels in cold resistance, demonstrating excellent vibration-damping properties even at -20°C. Additionally, due to its high hardness compared to CP40S, it has superior load-bearing capacity. Its physical properties and durability are comparable to those of general rubber. It is widely adopted as a vibration-damping component in various industries. 【Characteristics】 ● Rebound elasticity is 10% (measured value). ● Load capacity is approximately 3,700 kg (for 10×100×100 mm, with a deflection of 10%). The values may vary depending on the contact area, so please contact us for details. ● Can be processed into various shapes. Molding similar to general rubber is possible. Cutting, machining, and punching of sheet materials are also acceptable. *For more details, please refer to the PDF document or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

The vibration-damping rubber, which excels in shock absorption and vibration absorption, absorbs energy with almost no rebound even when subjected to external forces. Hanenite OP40 exhibits the best vibration-damping properties in the room temperature range. Additionally, it has superior weather resistance (ozone resistance) compared to other grades, making it suitable for outdoor use without any issues. Its physical properties and durability are comparable to those of general rubber. It is widely used as cushioning material and vibration-damping components in various industries. 【Characteristics】 ● The rebound elasticity is 9% (measured value). ● Load capacity is approximately 1,700 kg (for a size of 10×100×100 mm with a deflection of 10%). The values may vary depending on the pressure area, so please contact us for details. ● It can be processed into various shapes. Molding similar to general rubber is possible. Cutting, machining, and punching of sheet materials are also acceptable. ● Strong adhesion with metals is possible. *For more details, please refer to the PDF materials or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

The vibration-damping rubber excels in shock absorption and vibration absorption, absorbing energy with minimal rebound even when subjected to external forces. The Hanenite GP40HB is compliant with UL94-HB standards, making it suitable for use in components where flame resistance is required. It also has oil resistance, allowing for safe use in various machinery and oil-related applications. Its physical properties and durability are comparable to those of general rubber. It is widely adopted in various industries as cushioning and vibration-damping materials. 【Characteristics】 ● Rebound elasticity is 5% (measured value). ● Load capacity is approximately 1,700 kg (for dimensions 10×100×100 mm with a deflection of 10%). The values may vary depending on the contact area, so please contact us for details. ● Can be processed into various shapes. Molding similar to general rubber is possible. Cutting, machining, and punching of sheet materials are also acceptable. ● Strong adhesion with metals is possible. *For more details, please refer to the PDF document or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

The vibration-damping rubber, which excels in shock absorption and vibration absorption, absorbs energy without almost any rebound when subjected to external forces. HaneNight GP50V is compliant with UL94-V0 standards, making it safe to use even in environments where flame resistance is required. It also has oil resistance, allowing for safe use in oil-related applications in various machinery. Its physical properties and durability are comparable to those of general rubber. It is widely adopted in many industries as cushioning and vibration-damping materials. 【Characteristics】 ● The rebound elasticity is 5% (measured value). ● Load capacity is approximately 2,200 kg (for dimensions 10×100×100 mm with a deflection of 10%). The values may vary depending on the contact area, so please contact us for details. ● It can be processed into various shapes. Molding similar to general rubber is possible. Cutting, machining, and punching of sheet materials are also acceptable. ● Strong adhesion with metals is possible. *For more details, please refer to the PDF document or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

It is a vibration-damping rubber that excels in shock absorption and vibration absorption, absorbing energy without almost any rebound when subjected to external forces. Its physical properties and durability are comparable to those of general rubber. It is widely used as a vibration-damping component in quiet, low-vibration products. 【Characteristics】 ● Independent bubble sponge. Supports lightweight with a specific gravity of 0.3! ● Rebound elasticity is below 10%. ● Can be processed into various shapes. Cutting, machining, and punching of sheet materials are also acceptable. *For more details, please refer to the PDF document or feel free to contact us.

• Anti-vibration rubber
• Safety and consumables

This is a vibration-damping rubber with excellent shock and vibration absorption properties, which absorbs energy without much rebound even when subjected to external forces. Its physical properties and durability are comparable to those of general rubber. It is widely used as a component in quiet, low-vibration products. This is a rubber that surpasses the conventional understanding of rubber to create a ball that does not bounce when dropped; it is called Hane Night.

• Anti-vibration rubber
• Safety and consumables

This is a vibration-damping rubber that excels in shock and vibration absorption, absorbing energy without much rebound even when subjected to external forces. Its physical properties and durability are comparable to those of standard rubber. It is widely used as a component in quiet, low-vibration products. HaneNight is a rubber that surpasses conventional rubber, achieving a ball that does not bounce even when dropped.

• Anti-vibration rubber
• Safety and consumables

This is a vibration-damping rubber with excellent shock and vibration absorption properties, which absorbs energy without almost any rebound when subjected to external forces. Its physical properties and durability are comparable to those of ordinary rubber. It is widely used as a component in quiet, low-vibration products. This is a rubber that surpasses the conventional understanding of rubber to create a ball that does not bounce when dropped; it is called Hane Night.

• Anti-vibration rubber
• Safety and consumables

It is a vibration-damping rubber with excellent shock and vibration absorption properties, which absorbs energy without much rebound even when subjected to external forces. Its physical properties and durability are comparable to those of ordinary rubber. It is widely used as a component in quiet, low-vibration products. This is a rubber that surpasses the conventional understanding of rubber to create a ball that does not bounce when dropped; that is HaneNight.

• Anti-vibration rubber
• Safety and consumables

The "Hane Night Gel" has approximately 70% shock absorption when at rest, and about twice the shock absorption compared to regular natural rubber. It also excels in vibration isolation in the low-frequency range (21-50Hz). Furthermore, it has superior bleed characteristics compared to gels from other companies that exhibit the same hardness. We offer standard gel (HGN-25) and anti-static gel (HGN-A30). 【Features】 ○ Effective as a shock-absorbing and cushioning material ○ Excellent vibration isolation in the low-frequency range ○ Superior bleed characteristics (about 10 times more effective than competitors after 1,000 hours) ○ Weather-resistant and suitable for outdoor use ○ Capable of various processing and molding For more details, please contact us or download the catalog.

• Anti-vibration rubber
• Outdoor furniture, play equipment, furniture hardware

A diaphragm membrane is a very thin rubber membrane (thickness 0.15 mm or more) used inside meters that measure gas flow. It is a part that requires high precision and durability, manufactured using highly advanced technology by the Inner and Outer Rubber Company. It is suitable for use inside city gas meters, propane meters, and other measuring instruments. For more details, please contact us.

• others

A diaphragm membrane is a very thin rubber membrane (thickness 0.15 mm or more) used inside meters that measure gas flow. It is a part that requires high precision and durability, manufactured using highly advanced technology from the Inner and Outer Rubber Company. It is suitable for use inside city gas meters, propane meters, and other measuring instruments. For more details, please contact us.

• others

A float is a device that captures information about various liquid levels and operates as a display or switch in equipment, used in industrial and household devices to control all types of liquids. With the advanced technology of the Nakaigomu Company, we also manufacture fuel floats and tank floats. We maintain a very high position in the adoption share among major domestic automobile manufacturers. It is suitable for automotive fuel tanks, motorcycle fuel tanks, carburetors, and various sensors. For more details, please contact us.

• others

In 1972, since our business partnership with Sumitomo Rubber Industries, Ltd. (formerly Dunlop), we have expanded our demand alongside the rapid motorization of our country. Our quality has been highly regarded by the industry, and we continue to build trust and achievements. For more details, please contact us.

• others