General-Purpose Silicone Rubber For Keypad Manufacturing

General-Purpose Silicone Rubber for Keypad Manufacturing is a versatile and high-performance material designed specifically for the production of keypads and other similar electronic components. This silicone rubber offers fast extrusion speed, excellent electrical properties, and outstanding processing performance, making it the ideal choice for industries that require durable, flexible, and reliable rubber keypads. It complies with international standards such as ROHS, REACH, and FDA, ensuring the safety and reliability of the final product. Its ability to withstand prolonged use, coupled with its superior tactile feel, makes it a top choice for consumer electronics and automotive applications.

Product Advantages

1. High Tactile Feel: Provides a soft and comfortable touch, enhancing user experience in keypad applications.

2. Fast Extrusion Speed: Optimized for high-volume production, ensuring efficient manufacturing processes.

3. Excellent Electrical Performance: Ideal for electronic components, ensuring reliable insulation and durability for keypads.

4. Compliance with Safety Standards: Meets ROHS, REACH, and FDA certifications, ensuring environmental and consumer safety.

5. Wide Hardness Range: Available in Shore A hardness from 50 to 80, allowing for flexibility in product customization.

6. Long-Lasting Durability: Withstands repeated use and environmental stress, offering superior longevity and resistance to wear.

Type number	HF-2150J	HF-2160J	HF-2170J	HF-2180J
Hardness (Shore A)	50±3	60±3	70±3	80±3
Plasticity (Duro)	180±20	210±20	280±20	280±20
Density (g/cm³)	1.17±0.05	1.2±0.05	1.22±0.05	1.22±0.05
Tensile Strength (MPa)	≥7.5	≥7.5	≥7	≥6
Elongation (%)	≥400	≥350	≥250	≥200
Compression Set (%)	≤10 (175°C × 22h)	≤10 (175°C × 22h)	≤8 (175°C × 22h)	≤6 (175°C × 22h)
Tear Strength (kN/m)	≥15	≥15	≥15	≥15
Rebound (%)	≥45	≥40	≥40	≥35

1. Keypad Manufacturing: The primary use of this silicone rubber is in the production of durable and responsive keypads, providing excellent tactile feedback for consumers.

2. Electrical Components: Suitable for the production of electrical components such as switches, buttons, and other user interface devices.

3. Consumer Electronics: Ideal for various electronic products where flexible, durable rubber is required.

4. Automotive Keypads: This material is also used for automotive keypads, offering high resistance to wear and tear while maintaining a smooth and comfortable feel.

Mix the silicone rubber with curing agents, and vulcanize it under 130°C for 5 minutes at 15 MPa pressure. Ensure the product is cooled properly to retain its flexibility and durability. This process ensures the rubber retains its excellent tactile and electrical properties.

Q: Can this silicone rubber be used for electronic keypads?

A: Yes, this silicone rubber is specifically designed for keypad manufacturing, offering superior tactile feedback and electrical performance.

Q: What certifications does this silicone rubber have?

A: It is ROHS, REACH, and FDA compliant, ensuring safety and environmental compliance for consumer products.

Q: Can the hardness of the silicone rubber be customized?

A: Yes, this rubber is available in a range of Shore A hardness from 50 to 80, allowing for flexible applications in keypad manufacturing.

Q: What are the main applications for this silicone rubber?

A: It is primarily used for producing keypads, electrical components, and consumer electronics, as well as automotive keypads and switches.

Q: How durable is this silicone rubber for repeated use?

A: It offers long-lasting durability, making it ideal for products that require frequent interaction and prolonged use.

WENZHOU HEFENG SILICONE RUBBER CO.,LTD

General-Purpose Silicone Rubber For Keypad Manufacturing

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