Hongum Technology (Shanghai) Co., Ltd
| Payment Terms | T/T, L/C, PayPal, Western Union |
| Supply Ability | 50000 Pieces per Month |
| Delivery Time | 5-7 days for stock, 15-20 days for production |
| Packaging Details | WNRLN branded polybag, export-grade corrugated carton with foam insert |
| Material | EPDM Peroxide Cured |
| Compression Set | <15% at 100C/72h |
| Hardness | 65 +/-5 Shore A |
| Temperature Range | -40C to +130C |
| Curing Process | Peroxide Cure |
| Color | Black |
| Brand Name | WNRLN |
| Model Number | VRD-EPDM-LCS |
| Place of Origin | Guangdong, China |
| Certification | ISO 9001:2015 |
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Product Specification
| Payment Terms | T/T, L/C, PayPal, Western Union | Supply Ability | 50000 Pieces per Month |
| Delivery Time | 5-7 days for stock, 15-20 days for production | Packaging Details | WNRLN branded polybag, export-grade corrugated carton with foam insert |
| Material | EPDM Peroxide Cured | Compression Set | <15% at 100C/72h |
| Hardness | 65 +/-5 Shore A | Temperature Range | -40C to +130C |
| Curing Process | Peroxide Cure | Color | Black |
| Brand Name | WNRLN | Model Number | VRD-EPDM-LCS |
| Place of Origin | Guangdong, China | Certification | ISO 9001:2015 |
| High Light | Low Compression Set Diaphragm ，Elastic Recovery Rubber ，Peroxide Cured EPDM Seal | ||
Advanced peroxide-cured EPDM diaphragm engineered for continuous pressure applications where minimal permanent deformation is critical. Less than 15% compression set ensures long-term sealing reliability without frequent maintenance.
Continuously pressurized control valves, pressure regulating systems, HVAC controls, water distribution systems, and automated process valves requiring long maintenance intervals.
Compression set testing per ASTM D395 on every batch. ISO 9001:2015 certified facility.
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company
Year Established:
2017
Total Annual:
500000-8000000
Employee Number:
80~100
Ecer Certification：
Verified Supplier
Hongum is specialized in research, production, sales, and distribution. It is located in the base of technology transfer of CAS, committed to research and development of new materials in both rubber and plastic industry. Hongum supply various of rubber diaphragms, dampers and all kinds of other r... Hongum is specialized in research, production, sales, and distribution. It is located in the base of technology transfer of CAS, committed to research and development of new materials in both rubber and plastic industry. Hongum supply various of rubber diaphragms, dampers and all kinds of other r...
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