supply of pneumatic rubber hose conformingpneumatic rubber hose conforming,pneumatic rubber hose conforming to is:446?1987, type-2, nominal bore 32 mm, working p ressure 1.0 mpa. the hose shall be provided with 2 mm thick internal rubber lining and 1 mm thick external rubber cover, with natural or synthetic fabric reinforcement in between. rubber lining and cover shall be u niform, well bonded, free from blisters, cracks. pipe shall withstand bending without twisting, flattening or deformation so that it bends smoothly without losing its circular cross section. running length 2 meters ea ch. one sample to be got approved before bulk supply. [ warranty period: 30 months after the date of de livery ] ]