Rubber Bulb Trim Seals are dual durometer rubber seals with separate bulb and retainer sections. Typically, the bulb is made of a medium-density EPDM foam or sponge rubber . The retainer or trim portion is made of EPDM dense rubber or PVC. Because of their design and materials of construction, bulb seals and trim seals offer resistance to water, ozone, sunlight, and a range of service temperatures.

Hebei Shida Seal Group is a China manufacturer of rubber bulb trim seals, trim seal with side bulb, rubber bulb seal weatherstripping, rubber bulb seal, trim edge grip seal with bulb, rubber bulb gasket, rubber bulb gaskets, high temperature bulb seals, bulb seal weatherstripping. The bulb seals are widely used in the HVAC, aerospace, automotive, electronic, food processing, medical, military, oil and gas industries.

Sealing Gaskets clip-on profiles ChinaMaterials:

EPDM dense rubber and EPDM sponge rubber

Process:

Co-extruding

Features:

  • Flexible Rubber Trim: The Rubber Bulb Trim Seal is a flexible rubber trim with a sponge rubber bulb attached to provide a secure seal for a variety of applications.
  • Weather-resistant: This weather-stripping bulb seal provides excellent protection against heat, extreme weather damage, and corrosion. It is also resistant to ozone, water absorption, sunlight ageing, and low temperatures.
  • Many Applications: You can use this co-extruded rubber bulb trim seal for a variety of applications including RV slide out seals, boat hatch seals, automotive door seals, storage container seals, tool box seals, decorative trim seals, and so many more.
  • Easy Installation: Create a durable finished edge seal that protects against the elements with this push-on edge trim with top bulb that’s easy to install. It has internal metal clips, gripping tongue, and a strong grip with excellent retention.
  • Dimensions: This rubber trim bulb seal fits a variety of thicknesses and are available in continuous lengths. The durable EPDM foam rubber helps drown out noise, eliminate vibration and protect from elements.

trim seal with bulb on side china manufacturerCapabilities:

Our facility is fully equipped with the latest extrusion and curing equipment, providing us with the capability to manufacture precision rubber bulb seals in quantities from short run to full production runs. We have the following capabilities:

  • Profile sizes from 0.060″- 4.00″ thick and up to 6.00″ width, for a maximum area of 12.00 sq. Inches
  • In-house tool design and production, including extrusion dies and splicing molds
  • Continuous microwave + hot air cure to provide tighter tolerances, long lengths, shorter cure cycles, and in-line cutting of finished parts
  • Precision extrusion of dense materials, simple and complex geometries
  • Precision vulcanized splicing, mitered spliced or injection molded corners and joints
  • Value-added services, including in-line marking, notching, hole punching, slitting, metal/rubber and plastic/rubber parts assembly.

Why us?

We understand that the quality of your finished product is dependent on the quality of the components you use.  We are committed to manufacturing your part to the highest standard of excellence, so you can be assured that the component will meet or exceed your expectations.

rubber extrusion process China

All products are manufactured in accordance with the highest available industry standards to ensure the utmost quality and longevity. Ourrubber bulb trim seals offer a wide choice of available shapes, cost-effective production options, and limited production waste. Our team is eager to use our expertise to provide custom rubber extrusion products that meet or exceed the expectations of our customers.

Hebei Shida Seal Group is uniquely qualified to manufacture EPDM rubber bulb trim seals for your application. Our quality management system is IATF 16949:2016 accredited. We can provide PPAP Level 3 documents for OEM clients.

We take pride in our ability to deliver custom extruded rubber products to our customers. Please don’t hesitate to get in touch with us regarding your project. You can call  send us an e-mail or  simply submit a quote.