What Is The Difference Between "PVC-U", "PVC-C" And "PVC"?

1. Different categories:

PVC is polyvinyl chloride, a thermoplastic resin. It is called the four basic building materials together with steel, wood and cement, and the five general-purpose resins together with PP, PE, ABS, and PS. It is the largest organic chlorine consumption product in the chlor-alkali industry. PVC-U is also called UPVC, rigid polyvinyl chloride, and its full English name is Unplasticized Polyvinyl Chloride. PVC-C is also called CPVC, perchloroethylene, and its full English name is Chorinated Polyvinyl Chloride.

2. Different materials:

The top layer of the surface film of PVC is paint, the main component in the middle is polyvinyl chloride, and the bottom layer is the back coating adhesive. PVC-U takes PVC as the main raw material and adds necessary additives to produce PVC-U material. PVC-C is a new type of synthetic polymer material prepared by the substitution reaction of specific grades of polyvinyl chloride (PVC) and chlorine gas under the action of initiation.

3. Applied to different fields:

PVC materials are used for surface packaging of various panels, so they are also called decorative films and adhesive films, and are used in many industries such as building materials, packaging, and medicine. Among them, the building materials industry accounts for the largest proportion.

PVC-U has a wide range of applications, commonly used in water supply and drainage pipes, pumps, valves, seals, bearing retainers, portable light housings (automobile repair), brush industry, Bowden wires, dental tools, seat chair bars, drilling Mud core sleeve, light box cover, etc. PVC-C is widely used in chemical industry, such as chlor-alkali industry, smelting industry, petroleum industry, paper industry, etc.

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