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Hebei Changfeng Rubber & Plastic Products Co., Ltd. is a modern private enterprise that was restructured and established on the basis of the former Changfeng Rubber & Plastic Products Factory in Qinghe County, Hebei Province, with the incorporation of private capital.Learn More+
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We primarily manufacture over 1,000 varieties of sealing strips, waterstops, expansion rubber strips, rings, gaskets, and other products under the “Changfeng” brand, covering two major product lines: rubber and rubber-plastic. These products are suitable for industries including vehicles, ships, construction machinery, construction, bridges and roads, tunnels, and both military and civilian applications.Learn More+
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The company is located at No. 6 Songshan Road, Qinghe County, Hebei Province—the hometown of the legendary hero Wu Song, known for his feat of slaying a tiger. It enjoys extremely convenient transportation: to the east, it’s adjacent to the Beijing-Kowloon Railway; to the north, it’s near the Qingyin Expressway; and to the south, it’s close to the Xingqing Expressway. The company has its own fleet of vehicles and is ready to provide door-to-door delivery services at any time.Learn More+
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The company covers an area of 26,000 square meters and has a building area of 12,600 square meters. It is equipped with 68 sets of advanced machinery, including a modern three-layer composite extrusion production line for sealing strips, a single-extrusion production line, a soft-hard rubber-plastic composite extrusion production line, large-scale closed-type rubber mixing machines, and vulcanization equipment. Its annual designed production capacity reaches 10 million meters of sealing strips and over 300,000 sets of injection-molded parts, with fixed assets totaling 46 million yuan.Learn More+
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Our company is committed to “integrity first and wholehearted service to our customers,” and we are fully dedicated to providing your business with professional products and services—making us your ideal partner.Learn More+
Rubber and Plastic Products
Keywords:
Railway Waterstop
Rubber water-stop and water-stop rubber are mainly made of natural rubber and various synthetic rubbers, mixed with various additives and fillers, and are plasticized, kneaded and pressed to form. There are many varieties and specifications, including bridge type. , Mountain type, P type, U type, Z type, B type, T type, H type, E type, Q type, etc. It is made of natural rubber or various synthetic rubbers as the main raw material, mixed with various additives and fillers, and made through plasticization, kneading, calendering and vulcanization.
Keywords:
JT-GB self-adhesive composite waterstop
JT-GB type composite waterstop is to use a special process to attach a kind of adhesive material with high adhesion properties to the waterstop area of the waterstop. In addition to the various properties of ordinary waterstops, it also enhances the tightness of the waterstop and the structure, and improves the waterstop and waterproof capabilities.
Keywords:
Shield Waterstop
Shield waterstop is currently the mainstream material used for sealing waterstop of assembled tunnel segments at home and abroad. It is composed of a single porous EPDM rubber and a water-swellable rubber. The multi-void elastic rubber gasket can reduce the compressive stress during assembly, and has good compressive and biased stress relaxation performance, which can prolong the service life.
Keywords:
Shield Segment Elastic Rubber Gasket
Shield segment elastic rubber gasket is currently the mainstream material used in Western European countries for sealing and water-stopping of assembled tunnel segments. It is composed of single porous EPDM rubber or porous EPDM rubber and expanded rubber to make. The material is within a specific range of seam opening. Even if the seam opening is changed, the contact surface stress is almost unchanged.
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