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Weifang Luvalve High and Medium Pressure Valve Co., Ltd
Address: Haode Industrial Park, Weicheng District, Weifang City
Sales phone number: 0536-8238112
Mobile phone: 15866157355 (Sun Gong)
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Rubber lining materials and usage conditions
Lining material


Operating temperature

Applicable media

Hard rubber


-10 ℃~85 ℃

Hydrochloric acid, fluorosilicic acid, formic acid and phenolic acid, hydrochloric acid, 30% sulfuric acid, 50% hydrofluoric acid, 80% phosphoric acid, alkali, salt, metal plating solution, sodium hydroxide, potassium hydroxide, neutral saline solution, 10% sodium hypochlorite, wet chlorine gas, ammonia water, most alcohols, organic acids and aldehydes, etc., except for strong oxidizing agents such as acid, chromic acid, concentrated sulfuric acid, and hydrogen peroxide

Soft rubber


-10 ℃~85 ℃

Has good wear resistance. Mainly used for sulfuric acid below 50%, sodium hydroxide, potassium hydroxide, neutral salt bath solutions and ammonia liquids, cement, clay, coal slag ash, granular fertilizers, and solid fluids with strong wear resistance, as well as various concentrations of viscous liquids.

Acrylic butadiene rubber


-10 ℃~85 ℃

Water, oil, exhaust gas, etc

Butyl rubber


-10 ℃~120 ℃

Corrosion resistance and wear resistance. Capable of withstanding the majority of organic acids, bases, and hydroxide compounds, inorganic salts and inorganic acid gases, alcohols, aldehydes, ethers, ketones, esters, etc., up to 30% sulfuric acid, phosphoric acid, hydrofluoric acid, animal oil, vegetable oil, caustic soda, and various lipids.

Chloroprene rubber


-10 ℃~85 ℃

Animal oil, vegetable oil, inorganic lubricating oil, and corrosive slurries with a wide range of pH changes have good wear resistance.



-10 ℃~120 ℃

Demineralized water, 40 boron water, 5-15% nitric acid and CaoH, etc., rubber for desulfurization



-10 ℃~150 ℃

Higher corrosion resistance than other rubbers
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