About Automotive Silicon O Rings

Silicon O Rings

Silicon O Rings are designed with a polished finish, making them ideal for automotive applications. Manufactured from high quality silicone rubber, these O rings provide reliable sealing performance, excellent durability, and long service life. They are available in a wide range of colors and sizes to meet diverse industrial and automotive requirements. The protective coating enhances durability, while the product is backed by a 1 year warranty for added confidence. Whether used in engine systems or other automotive components, Silicon O Rings deliver dependable sealing performance.

Specifications

Specification	Details
Product Name	Automotive Silicone O Rings
Material	Silicone Rubber VMQ
Hardness	30 to 80 Shore A Standard 60 to 70 Shore A
Temperature Range	Minus 60 C to Plus 230 C Up to Plus 250 C for special grades
Color	Red Orange White Black Blue Transparent Custom Colors
Shape	Round O Ring
Cross Section	0.5 mm to 20 mm
Inner Diameter ID	1 mm to 1000 mm Custom sizes available
Outer Diameter OD	As per customer requirement
Tensile Strength	7 to 12 MPa
Elongation at Break	250 to 600 Percent
Compression Set	Low
Density	1.10 to 1.35 g per cm3
Tolerance	As per ISO 3601 or customer drawing
Surface Finish	Smooth Flash Free
Manufacturing Process	Compression Molding or Injection Molding
Pressure Rating	Suitable for low to medium pressure sealing applications
Heat Resistance	Excellent
UV and Ozone Resistance	Excellent
Weather Resistance	Excellent
Water Resistance	Excellent
Electrical Insulation	Excellent
Oil Resistance	Moderate Fluorosilicone or FKM recommended for continuous fuel and oil exposure
Chemical Resistance	Good against water ozone dilute acids and many chemicals
Standards	ISO 3601 ASTM D2000 RoHS REACH Available on request
Applications	Engines Radiators Fuel Systems Air Conditioning Water Pumps Sensors Electric Vehicles Hydraulic Systems Brake Systems
Packaging	Poly Bag Box Packing Bulk Packing Custom Packaging
Customization	Size Color Hardness Branding OEM Part Number
Supply Capability	Bulk Orders OEM Manufacturing Export Quality

Key Features

High temperature resistance up to 230 C
Excellent flexibility at low temperatures
Superior resistance to ozone UV and weathering
Long service life
Excellent sealing performance
Non toxic and environmentally friendly grades available
Custom sizes and colors available
Suitable for OEM and aftermarket automotive applications

Common Automotive Applications

Engine sealing
Radiator systems
Coolant lines
Air conditioning compressors
Water pumps
Electrical connectors
Sensor housings
Lighting assemblies
Electric vehicle battery packs
HVAC systems

FAQs

Q. What is the warranty period for the Silicon O Rings
A. The Silicon O Rings come with a 1 year warranty.

Q. What finish do the Silicon O Rings have
A. They are available with a polished finish.

Q. What material are the Silicon O Rings made from
A. They are manufactured using high quality silicone rubber.

Q. Are Silicon O Rings available in different colors
A. Yes, they are available in multiple standard and custom colors.

Q. What sizes are available
A. Silicon O Rings are available in a wide range of standard and custom sizes to meet different application requirements.

Technical Details