Ningbo Zhonggao Rubber & Plastic Manufacturing Co., Ltd. is one of the most reliable manufacturers and suppliers of fuel cap seals in China. The company has world-leading production equipment and strong manufacturing capabilities. Welcome to wholesale custom made fuel cap seals from our factory.
Material Properties
NBR (Nitrile rubber)
• Resistant to gasoline and diesel
• Low cost
• Suitable for most fuel vehicles
Silicone(Silicone Rubber)
• Good elasticity
• Weak oil resistance
• Suitable for hybrid vehicles
FKM (fluoro rubber)
• High temperature resistant
• Corrosion resistant
• Suitable for high-performance vehicles and harsh environments.
Customized Services

Customized Specifications
Customizable materials and structures. Common structures include:
O-ring: circular cross-section, relies on compression deformation to seal (strong versatility).
Special-shaped sealing ring: with lip or groove to enhance sealing effect (such as some Volkswagen models).
Integrated gasket: integrated with the fuel tank cap.

Value-added Machining
Specialized secondary processing capabilities such as precision perforation, CNC stamping, and edge profiling.
FAQ
Q: Can we visit your factory before place the order?
A: Yes, Very welcome that must be nice to set up good relationship for business.
Q: Is there the products tested before shipping?
A: Yes, of course. All of our products we all will has been 100% QC before shipping. We test every batch every day.
Q: What is the delivery time for mass production?
A: About 15-30 days.
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