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Friction Accessories for common use and Applicable Scope (only for reference)
material graphite dipping metal | code A | applicable temperature <+400℃ | applicable medium all kinds of acidic, alkaline medium, strong oxidation acid like nitric acid exclusive |
graphite dipping resin | B | <+200℃ | all kinds of acidc, alkaline medium, strong oxidation acid like nitric acid exclusive |
Filling polytetrafmoroethylene | Y | -40~+230℃ | any solvent strong and corrosive medium |
WC | U | strong corrosive medium containing solid pellet | |
碳化硅 SiC(silicon carbide) | O | strong corrosive medium containing solid pellel (except stong alkaline) | |
Si,N,(silicon nitirde) | Q1Q2 | strong corrosive medium containing solid pellet (except hydrofluroric acid HF) | |
Al,O,(aluminiumoxide) | V2 | ) strong corrosive medium containing solid pellet(except HF,fluosilicic acid and concentrated alkaline) | |
Cermet | x | strong corrosive medium containing solid pellet | |
chromium steel | E | weak corrosive medium | |
chromium nickel steel | F | weak corrosive medium | |
chromium nickel molybdenum steel | G | strong corrosive medium | |
bronze | N | neutral medium such as oil,seawater,salt,etc | |
cast iron | R | oli and neutral medium | |
Sieel hardness alloy | L | oil,sludge etc,medium containing slight pellet | |
metai surface coating | J | depending on coating material | |
metai surface welding | 1 | depending on welding material |