Chlorosulfonated Polyethylene Rubber (CSM), also known as Hypalon or CSPE, is a high-performance specialty rubber. It is an elastic material with a special chemical structure produced by chemical treatment of polyethylene as the main raw material through chlorination and chlorosulfonation processes. Due to the introduction of chlorosulfonyl active groups in its molecular structure, this rubber exhibits many unique properties.

Key Performance Characteristics

1. Excellent Chemical Resistance: Chlorosulfonated polyethylene rubber has good resistance to strong acids, bases, and various other chemical media.

2. Outstanding Weatherability and Aging Resistance: It can be used for extended periods in various climatic conditions without aging, cracking, or deteriorating.

3. Resistance to Ozone: It can resist ozone erosion, extending its service life.

4. Good Heat and Cold Resistance: It maintains good elasticity and mechanical properties within a wide temperature range.

5. Resistance to Oil, Flame, and Wear: It is not easily swollen in oily environments, has good flame retardancy, and excellent wear resistance.

6. Electrical Insulation: It is an ideal insulating material for the electrical industry.

Application Fields

1. Packaging and Sealing Materials: Due to its excellent acid and chemical resistance, it is often used to manufacture various acid-resistant packaging materials and seals.

2. Automotive Industry: Chlorosulfonated polyethylene rubber has extensive applications in the automotive industry abroad, such as in the manufacturing of fuel tanks, oil pipes, seals, and other components.

3. Corrosion-resistant Equipment: In chemical, petroleum, pharmaceutical, and other industries, it is commonly used to manufacture linings, protective covers, and other components for corrosion-resistant equipment.

4. Other Fields: It also finds applications in wire and cable, shipbuilding, aerospace, building waterproofing, and other industries.

As a high-performance specialty rubber, chlorosulfonated polyethylene rubber has broad application prospects in many fields due to its unique properties. With technological advancements and process improvements, its performance and application areas are expected to expand further.

Specifications