Products-Ningbo Changhua Copper Products Co, Ltd.

Universal packing can be used in various pumps in various industries, such as chemical, petroleum, soda water treatment, papermaking and other fields. It can be used up to 160°C without cooling. In view of the extremely high rigidity of the aramid fiber, in order to prevent the wear of the contact surface, it is recommended that the surface hardness of the shaft and the protective cover reach 40-60HRC.

Detail +

HLP310 Aramid interwoven PTFE packing

High-quality packing made of graphite-containing polytetrafluoroethylene fiber mixed and braided, with good sliding speed and thermal conductivity. It can be used to seal centrifugal pumps with high pressure, high line speed and abrasive media. It can seal water, sewage, hot water, oil, grease, gas, weak acid, weak alkali, etc.

Detail +

HLP320 Aramid angle thread PTFE packing

The high-quality packing made of graphite-containing polytetrafluoroethylene fiber and aramid fiber reinforced corners can prevent the extrusion of end face gaps under high pressure and high temperature. It has good sliding speed and thermal conductivity. It can be used to seal plunger pumps with a medium pressure of up to 500 bar during a long period of use. It can seal water, sewage, hot water, oil, grease, gas, weak acid, weak alkali solution, and medium containing abrasives.

Detail +

HLP013 Packing ring

It is made of flexible graphite materials and various braided packing as raw materials through molding and other processes. <br> Used for packing seals of valves, pumps, and reactors. <br> Available specifications: Φ10-Φ1000mm

Detail +

HLS100 Expanded graphite sheet and coil

This product is made of high-quality flake graphite and processed by a series of processes such as chemical treatment, expansion and pressing. It has excellent sealing properties such as high temperature resistance, low temperature resistance, corrosion resistance, non-aging, self-lubricating, compressibility, resilience, etc. It is a flexible graphite gasket Sheets, ideal materials for fillers. It is the basic material for manufacturing various graphite seals. Special specifications can be customized according to customer needs.

Detail +

HLS100 Graphite composite reinforced board

This product is a composite of expanded graphite sheet and various metal spur plates, metal flat plates or wire meshes of different materials. It has the characteristics of thermal stability, high strength, and no cold flow. It can directly produce various high-strength gaskets and cylinders. Pad and so on.

Detail +

HLS200 Non-asbestos rubber composite board

This product is made of high-strength aramid fiber, plant fiber, nitrile rubber, inorganic minerals calendered under high temperature and high pressure. It is a substitute product for asbestos rubber sheet.

Detail +

HLS400 Fiberglass fabric

Using alkali-free or medium-alkali glass fiber as raw material, it is carefully manufactured with special processing technology. <br> Glass fiber can be used continuously at a high temperature of 450°C, and can also be used at a high temperature of 600°C for a short time, and has high strength and acid and alkali resistance. Mainly used for fire prevention, heat preservation, etc. <br> Various specifications of thread, cloth, belt, braided square rope or round rope and casing are available.

Detail +

HLS500 Ceramic fiber products

This product is made of high-quality standard (RT) ceramic fiber raw cotton through a special process. It is a new type of inorganic heat insulation and refractory material with light weight, high temperature resistance, thermal shock resistance, small heat capacity, and good thermal insulation performance. It has the advantages of acid and alkali resistance, stable chemical properties, non-toxicity, etc. It also has quite high tensile strength and flexibility, and can be processed into various shapes and specifications of fireproof and heat insulation products.

Detail +

PRODUCTS