Rubber Hole, Tube, Seal & Stopper Plugs
Rubber buffer plugs and stoppers can be installed in holes, pipe openings, equipment contact surfaces or between moving components. They are used for hole sealing, dust and water protection, cushioning, stopping, noise reduction and impact prevention. Custom mold offering is available according to the required hole diameter, insertion depth, shape and operating environment.
- Product Name: Rubber Buffer Plugs and Stoppers
- Specifications: Standard products and customized sizes (custom mold offering based on customer dimensions)
- Colors: Any color can be developed according to customer color samples or color codes
- Hardness: 25–95 Shore A
- Materials: NBR, EPDM, CR, SI, FPM, etc.
- Material Requirements: Materials can be developed according to customer requirements to comply with RoHS, REACH, PAHs, UL flame-retardant grades, FDA and other applicable standards
- Sealing Plug Applications: Dust, water and contamination protection for holes, pipe ends, threaded holes and connectors
- Buffer Stopper Applications: Cushioning, stopping and noise reduction for equipment doors, housings, moving components and contact surfaces
- Automotive Applications: Protection for vehicle body holes, wiring holes, and pipe openings around engines and transmissions
- Industrial Applications: Motors, pumps, air compressors, valves, machinery and electrical equipment
- Agricultural and Construction Machinery: Protection for cabins, vehicle body holes and hydraulic line connections
- Delivery Time: 7–14 days for standard products; approximately 14–20 days for customized products, including mold offering
- Customization Services: OEM and ODM services are available for prototype development and mass production
Rubber
- O-ring
- Oil Sealing
- Gasket
- Anti-Vibration Rubber Mounts / Rubber Feet
- Shaped Rubber
- Strip Solid Tube
- Rubber Plug
- Rubber Nozzle
- Rubber Handle
- Rubber Tube
- Dust Cover
- Rubber Sucker
CNC Turning Parts
- Electronic Machinery Hardware
- Bathroom Equipment Hardware
- Pneumatic Hardware Joint
- Copper Joint Processing
Teflon
Product Benefits
- Flexible and compressible for a snug fit.
- Reusable and easy to install or remove.
- Resistant to chemicals, heat, moisture, and weathering (depending on material).
- Helps maintain cleanliness, safety, and system integrity.
Product Applications
- Laboratories: Sealing test tubes, flasks, and other glassware.
- Automotive: Sealing hoses, tubing, or fluid ports during service.
- Plumbing: Blocking pipes during repair or testing.
- Industrial: Masking holes during painting, plating, or powder coating.
- Electronics: Protecting ports or connectors from dust and moisture.


















