Heat / Coldness Resistance Rubber Terminal Boot Spark Plug Wire Boot Replacement

Heat / Coldness Resistance , Silicone Rubber Jacket , connecting Spark Plug 

Appearance of product:

1. Color: Black 
2. Material: Silicone rubber
3. Surface: smooth
4. Shape: straight and cylinder

Dimension of product:

1. Burr of the parting lines: ≤0.5mm
2. Diameter of ignition wire end: φ7±0.5mm
3. Diameter of spark plug end: φ9.5±0.5mm

Environment for use:

1. Usage temperature: -20℃-155℃

Electrical properties of product:

1. Dielectric strength: ≥20KV/mm
2. Withstand voltage 18KV for 30minutes: NO breakdown
3. Surface resistance: ≥10¹¹Ω
4. Withstand voltage: ≥30KV

Physical properties of product:

1. Density: 1.17±0.02 g/cm3
2. Shore-A hardness: 55±5A
3. Tensile strength: ≥6N/mm²
4. Elongation at break: ≥300%
5. Tear strength: ≥15N/mm
6. Tensile deformation: ≤20% 

Stability of product:

1. Ageing resistance: 155±2.5℃X168h,Without any cracking

Strength of product:

1. Product has no smell, health for people.
2. Great heat resistance, cold tolerance, and dielectric properties
3. Long life: be able to use no less than 50,000 km or 3 years
4. Based on complete die processing equipments, sheaths can be designed and developed according to customer’s requirements in a short time. 

Applications:

1. near auto engine, connecting spark plug and High voltage wire

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