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Automative Rumber Grommet

Custom automotive rubber grommets designed for sealing, protection, and vibration reduction in vehicle assemblies. Manufactured with customizable compounds, hardness, and specifications, these grommets support reliable performance for automotive applications.

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Key Features

Durable Rubber Protection for Automotive Assemblies

Our automotive rubber grommets are designed to protect cables, openings, and vehicle components from vibration, abrasion, dust, and mechanical damage. Custom materials and specifications are available for different automotive sealing needs.

  • Smooth Molded Surface

    Smooth surface with a small parting line helps improve appearance, fit, and sealing consistency.

  • Customizable Specifications

    Samples, dimensions, compounds, and hardness can be customized according to customer drawings or application requirements.

  • Wide Hardness Range

    Available from 10 to 90 Shore A to support soft sealing, flexible protection, or more rigid installation needs.

  • Automotive Quality Control

    IATF 16949 certified production support, with inspection standards available under AQL 1.0 / 0.65 / 0.15 and C=0 zero-defect requirements.

  • In-House Tooling Capability

    In-house tooling with CNC machines operating 24 hours per day helps reduce mold cost and improve development efficiency.

  • Fast Sampling and Production

    Sample lead time is about 8 days, with mass production lead time around 12–18 days.

Technical Data

Specifications & Materials

Technical specifications for custom automotive rubber grommets used in vehicle sealing, protection, and assembly applications.

Product Specifications
Product Type Rubber Grommet
Application Automotive
Compound Material Meets ASTM D2000
Compliance FDA, NSF, RoHS, REACH
Material Brands ZEON, LANXESS, Dow Corning, DuPont
Hardness 10–90 Shore A
Surface Quality Smooth surface with small parting line
Quality System IATF 16949 Certified
Inspection Standard AQL 1.0 / 0.65 / 0.15, C=0 Zero Defect
Tooling In-house tooling, CNC machining support
Sample Lead Time About 8 Days
Mass Production Lead Time 12–18 Days

Available Compounds

  • EPDM Rubber

    EPDM is commonly used for automotive grommets that require weather, ozone, and aging resistance. It is suitable for body openings, wiring protection, and outdoor vehicle components.

    Weather Resistant Ozone Resistant Automotive Use
  • NBR Rubber

    NBR provides good oil and fuel resistance, making it suitable for automotive areas where rubber grommets may contact grease, oil, or mechanical fluids.

    Oil Resistant Fuel Resistant Industrial Use
  • Silicone Rubber

    Silicone rubber offers excellent flexibility and temperature resistance. FDA or NSF compliant grades can be selected when specific regulatory requirements are needed.

    Flexible Temperature Resistant FDA Available
  • HNBR Rubber

    HNBR provides improved heat, oil, and wear resistance compared with standard nitrile rubber, making it suitable for demanding automotive sealing and protection applications.

    Heat Resistant Oil Resistant Durable
  • Neoprene Rubber

    Neoprene offers balanced resistance to weathering, abrasion, and mild chemicals. It is suitable for general-purpose automotive and industrial grommet applications.

    Abrasion Resistant Weather Resistant General Purpose
  • FKM Rubber

    FKM is used for high-performance applications requiring strong heat and chemical resistance. It is suitable for demanding automotive or industrial sealing environments.

    Chemical Resistant High Temperature Premium Grade

Fast Tooling and Custom Production Support

With in-house tooling and CNC machining capability, we support customized automotive rubber grommet development from sample production to mass supply.

  • 8 Days+

    Sample Lead Time

  • 24Hmm

    CNC Tooling Operation

Where It's Used

Application Scenarios

These custom rubber grommets are mainly used in automotive assemblies where sealing, cable protection, vibration damping, and component protection are required.

  • Automotive Cable Protection

    Protects wires and harnesses passing through metal panels or vehicle body openings.

  • Vehicle Body Openings

    Used to seal holes and openings in automotive panels to reduce dust, moisture, and vibration impact.

  • Engine Compartment Components

    Suitable for protective sealing in vehicle areas exposed to vibration and mechanical movement.

  • Automotive Interior Assemblies

    Provides flexible protection and finishing for interior installation points.

  • Electrical System Protection

    Helps protect automotive wiring and electrical components from abrasion and edge damage.

  • Custom Vehicle Parts

    Suitable for customized rubber protection parts based on drawings, samples, or specific assembly requirements.

OEM & Custom

Custom Automotive Grommet Manufacturing

We provide custom rubber grommet manufacturing for automotive applications, including compound selection, hardness customization, sample development, and in-house tooling support.

  • Drawing and Sample Customization

    Rubber grommets can be developed according to customer drawings, samples, or technical specifications.

  • Compound and Hardness Selection

    Material brands and hardness levels can be selected based on sealing, flexibility, and installation requirements.

  • In-House Mold Development

    CNC tooling support helps shorten development time and control tooling costs.

  • Quality Inspection Support

    Inspection can be arranged according to AQL standards and C=0 zero-defect requirements.

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