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Acid and alkali resistant hose
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The inner layer of chemical hoses is usually made of EPDM or EPM rubber, Viton, polyamide, polyethylene UPE, fluoropolymers (PTFE, PFA, MFA, FEP). They are reinforced with textile cord or braid, if necessary, with steel wire helix in the case of suction delivery hoses. The outer layer is made of rubber resistant to external factors. Couplings and fittings intended for chemical hoses (see INDUSTRIAL FITTINGS) must be corrosion resistant the same as their sealing. The fittings are mounted using worm-drive clamps, bolt screw clamps or crimped with ferrules. Other hoses suitable for the transfer of chemical substances are available in the following groups: general purpose hoses, food hoses, hoses for petroleum products, ducting hoses, composite and metal hoses, PTFE and silicone hoses, tubing for peristaltic pumps and Tygon tubing as well as in HIGH PRESSURE SECTION in thermoplastic hoses group. |