Hongum Technology (Shanghai) Co., Ltd
| Payment Terms | T/T, L/C, PayPal, Western Union |
| Supply Ability | 150000 Pieces per Month |
| Delivery Time | 3-5 days for stock, 10-15 days for production |
| Packaging Details | Bulk polybag packaging, export-grade corrugated carton |
| Material | NR (Natural Rubber) |
| Curing | Sulfur Cured |
| Hardness | 55 +/-5 Shore A |
| Elongation at Break | Up to 600% |
| Tensile Strength | 18 MPa Minimum |
| Temperature Range | -50C to +80C |
| Color | Black |
| Brand Name | WNRLN |
| Model Number | VRD-NR-SC55 |
| 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 | 150000 Pieces per Month |
| Delivery Time | 3-5 days for stock, 10-15 days for production | Packaging Details | Bulk polybag packaging, export-grade corrugated carton |
| Material | NR (Natural Rubber) | Curing | Sulfur Cured |
| Hardness | 55 +/-5 Shore A | Elongation at Break | Up to 600% |
| Tensile Strength | 18 MPa Minimum | Temperature Range | -50C to +80C |
| Color | Black | Brand Name | WNRLN |
| Model Number | VRD-NR-SC55 | Place of Origin | Guangdong, China |
| Certification | ISO 9001:2015 | ||
| High Light | Sulfur Cured NR Diaphragm ，High Elasticity Rubber Seal ，Pneumatic Actuator OEM | ||
Traditional sulfur-cured natural rubber (NR) diaphragm providing best-in-class elasticity and tensile strength at competitive pricing. The preferred choice for pneumatic actuator and general industrial valve applications where cost-effectiveness is key.
Pneumatic actuator diaphragms, general industrial control valves, water distribution systems, air-operated equipment, and applications where extreme chemical resistance is not required.
Standard dimensional inspection and tensile testing per batch. ISO 9001:2015 certified manufacturing.
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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