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Rubber Pinchweld

Rubber pinchweld, pinchweld rubber seal, or pinchweld trim seal covers exposed edges. It can create a smooth finish on surfaces and edges. Such as metal, fiberglass, plastic, and plywood. Pinchweld seals can also replace damaged trim on the openings of doors, windows, boats, caravans, and tractors. Seashore has a broad range of profiles and extrusions available for any application. EPDM rubber is one of the most commonly used materials for pinch weld seals. Especially in the automotive industry. Other types of rubber include Neoprene, Nitrile, Silicone, Natural Rubber, and Viton.

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Manufacturing Process of Pinch Weld Seals

Pinch weld rubber seals are typically manufactured through extrusions. The exact process can vary based on the specific type and design of the seals.

Features of Pinchweld Rubber Seals

  • Weathering, ozone, and UV resistant
  • Highly watertight and dustproof
  • Good bacteria, mold, and chemical resistance
  • Easy to install without the need for adhesives
  • Highly durable to work in harsh environmental conditions

Applications of Rubber Pinch Weld Seals

Pinchweld rubber seals serve to cover exposed surfaces and edges for a clean finish and tight seal against water and dust in a vast range of industries and applications. Including manufacturing companies, automotive mechanics, building and construction windows, civil engineering, mining, agriculture, household, office areas, etc.

Our Advantages As a Pinchweld Rubber Seal Manufacturer

  1. Advanced rubber pinchweld machinery and extrusion and molding production lines;
  2. Cost-effective price and high-quality pinchweld seals;
  3. All pinchweld rubber seals manufactured can meet international quality management standards;
  4. We have a highly skilled team to help you tackle any pre-sales or after-sale issues you may encounter;
  5. We can customize rubber pinchweld in different sizes, shapes, and specifications.

Installation Guide of Pinchweld Seals

Step 1: Choose the right size of pinchweld seal

Step 2: Clean the surface

Step 3: Measure the required length and cut to the desired length

Step 4: Press the pinchweld seal onto the edge and ensure it fits completely on the edge

Step 5: Regularly clean the seal to remove any dirt or debris


For pinchweld seals made of EPDM rubber, they can perform well under a wide range of temperatures from -40°C to +150°C (-40°F to +302°F).

Most pinchweld seals are made of EPDM rubber. But others are made of silicone, neoprene, nitrile, and natural rubber. It depends on the specific requirement.