Custom Extruded Rubber Gaskets and Seals
- Material: EPDM ,NBR,CR, SILICONE , NR
- Hardness: 20-90SHA
- Items: Desnse rubber extrusion ,sponge rubber profiles, rubber co-extrusion ,pvc+epdm bonded sealing strips .
- Temperature Resistance: -50℃-120℃
- Excellent weather, ageing and chemical resistance
- Colorful marking lines could help workers to find the right rubber seal easily to avoid mistake during installation.
- Customized profile and surface treatment is available
- Shapes: D rubber seals, U channel rubber seals, T rubber seals , L rubber seals, P rubber seals and any customized shapes upon sample or drawings .
Why Choose SEASHORE For Custom Extruded Rubber Gaskets and seals
Qingdao Seashore Industrial Co.Ltd is a prefessional manufacturer of high quality rubber extrusion profile, sponge rubber profile, co-extrusion sealing strip, silicone rubber products, rubber tubing & hose, plastic profiles, located in Qingdao China .
we have the advanced rubber extrusion lines, plastic extrusion lines and rubber injection machines, skilled CAD/CAM mold development and advanced detection equipment.
We specialize in developing custom solutions that can reverse engineer your drawings, samples, or develop a completely new product with virtually no size, shape or material limitations.
Contact with us for a customization .
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How to Choose Reliable Manufacturer
Choosing the right manufacturer for custom extruded rubber gaskets and seals affects product fit, production consistency, and delivery reliability. Before placing an order, evaluate how the supplier handles your technical requirements, sample approval, and quality expectations.
Relevant Manufacturing Capabilities
Look for experience with similar profile shapes, materials, and dimensions. Confirm capabilities for extrusion, cutting, joining, and finishing. Factory photos, live video walkthroughs, and previous product examples can help verify production capabilities.
Material and Engineering Support
A reliable manufacturer should review your drawings and understand operating temperatures, contact fluids, weather exposure, and sealing conditions. Agree on material, hardness, and tolerances before production. Avoid accepting suitability claims without an application review.
Samples Before Bulk Production
Test samples in the intended assembly to check fit, compression, retention, and sealing performance. Keep approved samples and drawings as references for bulk production and repeat orders.
Consistent Quality Control
Ask how dimensions, hardness, appearance, and cut lengths are inspected. Confirm the availability of required inspection reports and material records, along with procedures for handling nonconforming products.
Transparent Pricing and Delivery Terms
Compare quotations using identical specifications. Confirm tooling costs and ownership, MOQ, sample charges, packaging, payment terms, and shipping responsibilities. Request separate schedules for tooling, sampling, and bulk production.
Reliable Repeat-Order Support
Check how approved specifications are retained and changes are controlled. Material substitutions or profile modifications should require your approval. Clear records and responsive communication support consistent supply as orders grow.
Bulk Ordering Considerations from China
Actual Manufacturer and Outsourced Processes
Chinese suppliers may operate extrusion factories, work as trading companies, or outsource certain processes. Ask where extrusion, curing, cutting, and joining take place. Confirm who controls quality and handles defects, especially when several factories are involved.
Exact Rubber Compound Specifications
Quotations labeled “EPDM” or “silicone” may cover different formulations. Specify hardness, required performance, and any restrictions on reclaimed rubber. Where material consistency matters, agree that compound changes require approval before production.
Price Units and Usable Length
Rubber extrusions may be quoted per meter, kilogram, or finished piece. Compare prices using the same profile dimensions, material, and finished length. For coils, confirm length tolerances and whether joints or short sections are permitted.
Custom Tooling and Sample Revisions
Clarify whether the tooling charge includes trial production and adjustments. Confirm who pays if samples fail to meet agreed dimensions, how many revisions are included, and whether tooling will be retained for repeat orders.
Production Samples and Shipment Inspection
Confirm that approved samples use the material and tooling intended for bulk production. For initial orders, consider checking finished goods before the balance payment. Inspection should cover randomly selected production pieces against the approved drawing and sample.
Chinese Holiday Production Schedules
Ask about the factory’s actual shutdown dates around Chinese New Year and its backlog after reopening. Material suppliers, subcontractors, and freight services may follow different schedules. Agree on production completion and shipment dates separately.
Export Terms and Payment Details
For EXW quotations, establish who will arrange collection and export clearance. For FOB quotations, confirm the named port and included origin charges. Check that the contracting company and payment beneficiary match, or obtain a clear explanation of any export-agent arrangement.
Packaging for Long-Distance Transport
Confirm coil diameter, carton weight, and stacking limits to reduce the risk of flattened hollow sections or distorted profiles. Require labels showing profile codes, material, lengths, and batch references so mixed orders can be checked on arrival.
nr round rubber cord 