? application: hard wall hose f hling chemical solvents with concentration up to 40% of sulfuric acid, 30% of hydrochlic acid, 15% of sodium hydroxide solution other equivalent chemical solvents at room temperature(except nitric acid), can withst vacuum pressure to -0.9bar.

? hose structure:

tube: black synthetic rubber, heat resistance, chemical resistance;

reinfcement: high tension textile fabric cd, helix steel wire;

cover: black fabric impression surface, synthetic rubber, acid alkali resistance, ageing resistance, wear resistance.

? wking temperature range: -20℃ ~+70℃