Are you looking for the best rubber extrusion manufacturers in China? With so many options available, choosing the right one can be overwhelming. In this article, we’ll compare the top rubber extrusion factories in China, highlighting their strengths, product ranges, and what sets them apart in the industry. Let’s dive in and find the perfect fit for your needs.

Rubber Molding | Rubber Extrusion | Liquid Silicone Extrusion …

Product Details: Rubber extrusions and moldings are manufactured using various processes such as compression molding, injection molding, and transfer molding. These methods allow for the creation of custom rubber parts including seals, gaskets, tubing, and complex profiles. The materials used include Buna, Nitrile, Neoprene, Viton, EPDM, Silicone, and others, each with specific properties suitable for different applications. Industries served include industrial manufacturing, food & beverage, chemical processing, power generation, and more.

Pros:
– High versatility in creating custom shapes and profiles
– Ability to produce parts with tight tolerances and complex geometries
– Continuous extrusion process minimizes assembly needs and enhances structural in…
– Wide range of materials available to meet various temperature, weather, and tech…
– Cost-effective solutions with short lead times

Cons:
– Requires specialized equipment and expertise
– Material selection can be complex and dependent on specific application requirem…
– Post-processing steps such as cutting, drilling, and vulcanization may add to th…

Rubber extrusion manufacturers in China – OMIT

Product Details: Shandong Omit Industrial and Technology Co., Ltd. specializes in R&D, production, and sales of extruded rubber and plastic products. The company, established in 2000 with its export company set up in 2017, focuses on extruded rubber products for 20 years. Key products include sponge rubber extrusions, dense rubber seals, co-extruded rubber profiles, edge trim seals, PVC door seals, glazing rubber gaskets, flocked rubber seal strips, self-adhesive rubber extrusions, and more. The company holds quality certificates such as ISO9001: 2015, RoHS, and UL94-V0. They have advanced rubber extrusion lines, vulcanized injection machines, and testing equipment, with an annual output of 3000

tons.

Pros:
– Wide range of extruded rubber products
– Advanced manufacturing equipment and testing facilities
– Quality certifications including ISO9001: 2015, RoHS, and UL94-V0
– Global market reach with exports to multiple regions
– Professional management and technical personnel

Cons:
– Limited R&D staff with less than 5 people
– Dependence on a relatively small number of foreign trading staff (4-10 people)

High Quality Rubber Extrusions Manufacturers in China …

Rubber Extrusion Profile Suppliers & Manufactures China …

Silicone Rubber Extrusion China Manufacturer

China Extruded Rubber Parts | Extruded Rubber Shapes

Silicone and Rubber Extruded Products | Profiles & Cord

Product Details: Silicone rubber extrusions are produced through a process where a heat-cured silicone (HCR) compound is fed into a screw extruder and forced through a hardened steel die to achieve the desired shape. These extrusions are used in various applications such as tubes, rods, oven seals, electrical cables, wire insulation, gaskets, seals, and complex profiles. They offer high temperature resistance, biocompatibility, chemical resistance, and excellent mechanical properties including tear strength and elongation.

Pros:
– High temperature resistance
– Biocompatibility
– Chemical resistance
– Excellent mechanical properties including tear strength and elongation
– Easy installation and routing
– Visual confirmation of flow
– Autoclavable with long service life
– Low smoke and toxicity
– High ash cohesion

Cons:
– Requires careful selection of raw materials to achieve desired properties
– High levels of process control are necessary to ensure critical properties and d…
– Can be more expensive than other materials for certain applications
– May require specialized equipment and expertise for production

Rubber Extrusion – EPDM Extruded Rubber China Suppliers …

Product Details: Qingdao Seashore Industrial Co.Ltd is a professional manufacturer of high-quality rubber extrusion profiles, sponge rubber profiles, co-extrusion sealing strips, silicone rubber products, rubber tubing and hoses, and plastic profiles. They are located in Qingdao, China, and have advanced rubber extrusion lines, plastic extrusion lines, and rubber injection machines. The company specializes in developing custom solutions, including reverse engineering of drawings or samples, and developing new products with virtually no size, shape, or material limitations.

Pros:
– Advanced manufacturing equipment and skilled CAD/CAM mold development
– Ability to develop custom solutions with no size, shape, or material limitations
– Wide range of products including rubber extrusion profiles, sponge rubber profil…
– Specialization in various materials such as EPDM, silicone, and other elastomers
– Capacity for reverse engineering and developing new products based on customer s…

Cons:
– No specific cons mentioned on the website
– Potential for high initial investment due to advanced equipment and custom solut…

EPDM Rubber Extrusion – China Supplier, Wholesale

Product Details: The EPDM Rubber Extrusion is a product offered by a China supplier. It is available in various custom configurations and is used in different applications such as water systems and windows. The product features acid resistance and is made from black foam EPDM rubber. It can be customized to meet specific requirements.

Pros:
– Good resistance to hot water and steam, detergents, caustic potash solutions, si…
– Excellent water resistance
– Customizable to fit various applications
– Available in different colors and dimensions

Cons:
– Limited information on specific mechanical properties or durability in extreme c…
– Minimum order quantity may apply, which could be a constraint for small-scale us…

rubber extrusion – Quality Supplier from China

Product Details: EPDM rubber extrusions are made by extruding EPDM rubber compounds into specific profiles using an extruder machine. They are available in various shapes such as D-sections, P-sections, door seals, window seals, U-channels, and cords. These extrusions can be solid or hollow and are used in a wide range of applications including automotive, construction, and industrial sectors. They are available in different grades, including high temperature, WRAS approved, commercial, and FDA grades, with a density range of 40° – 90° Shore Hardness. EPDM rubber extrusions are resistant to UV, ozone, water, and extreme temperatures.

Pros:
– Highly resistant to weather, UV, and ozone, making them ideal for outdoor applic…
– Excellent sealing properties due to natural compression set and flexibility.
– Durable and can withstand temperature variations from -50°C to 250°C.
– Chemical resistance to water, steam, and acids.
– Can be extruded into bespoke designs and various profiles.
– Creates an air and watertight seal.

Cons:
– More complex and bespoke profiles may take longer to supply due to the process o…
– May require additional processing steps such as vulcanization, cooling, and fini…

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Rubber Extrusion Factories in China

What types of rubber materials do Chinese factories typically use for extrusions?

Chinese rubber extrusion factories often work with a variety of materials, including EPDM (ethylene propylene diene monomer), NBR (nitrile butadiene rubber), Neoprene, Silicone, TPE/TPV, PVC, and PP. These materials are chosen for their specific properties, such as temperature resistance, flame retardancy, and chemical durability, to meet the needs of different industries like automotive, construction, and medical.

What are the common applications for rubber extrusions produced in China?

Rubber extrusions from Chinese factories are widely used in various industries. In the automotive sector, they are used for door seals, window glass run channels, and hood seals. In construction, they are applied to steel, aluminum, and wooden doors and windows. Additionally, they are used in home appliances, bathroom fixtures, electrical and mechanical equipment, and even in the medical industry for sealing and gasket applications.

How do Chinese rubber extrusion factories ensure quality and reliability?

To ensure quality and reliability, Chinese rubber extrusion factories often have rigorous quality management systems in place. Many are certified with standards like IATF 16949:2016 and ISO 9001. They also provide PPAP (Production Part Approval Process) Level 3 documents for OEM clients. You can verify their quality by inspecting their certifications, requesting sample products, and evaluating customer feedback.

Can rubber extrusions be customized according to specific requirements?

Yes, Chinese rubber extrusion factories offer customization options to meet specific requirements. They can extrude rubber in various shapes, such as “U”, solid “D”, hollow “D”, and custom shapes from both dense and sponge materials. Additional services include applying pressure-sensitive adhesives, vulcanizing, splicing, and performing secondary operations like cutting, drilling, and flocking to tailor the products to your needs.

What advanced manufacturing techniques do Chinese rubber extrusion factories use?

Chinese rubber extrusion factories employ advanced manufacturing techniques, including microwave and hot air vulcanization methods. These methods ensure quick and even curing of the rubber, enhancing the quality and performance of the final product. They also use advanced CAD/CAM mold development and detection equipment to ensure precision and consistency in their products. Additionally, some factories have rubber injection machines and co-extrusion lines to produce complex profiles and seals.