Near car engine , Black Silicone Spark Plug Rubber Boot , High Voltage Resistance

Appearance of product:

• Color: Black 
• Material: Silicone rubber
• Surface: smooth
• Shape: straight and cylinder

Electrical properties of product:

• Dielectric strength: ≥20KV/mm
• Withstand voltage 18KV for 30minutes: NO breakdown
• Surface resistance: ≥1011Ω
• Withstand voltage: ≥30KV

Physical properties of product:

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

Stability of product:

• Ageing resistance: 155±2.5X168h,Without any cracking

Environment for use:

• Usage temperature: -20-155

Dimension of product:

• Burr of the parting lines: ≤0.5mm
• Diameter of ignition wire end: φ14.5±0.5mm
• Diameter of spark plug end: φ54±0.5mm

Strength of product:

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

Applications:

• near auto engine, connecting spark plug and High voltage wire

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