Rubber hose appearance quality requirements
Rubber hose appearance quality requirements:
、橡胶软管不允许有扭动、脱层、裸露增强层等异常现象，外胶层不允许有海绵并应无皱纹（波纹形软管除外）和局部隆起，但允许有硫化包布留下的轻度印痕。 1. Rubber hoses are not allowed to have abnormalities such as twisting, delamination, and bare reinforcement layers. The outer rubber layer is not allowed to have sponges and should be free of wrinkles (except for corrugated hoses) and local bulges, but vulcanized cloth is allowed to remain Light impression.
、橡胶软管的内胶层不允许有裂口、海绵、砂眼以及起泡等缺陷。 2. The inner rubber layer of the rubber hose must not have defects such as cracks, sponges, trachoma and blistering.
、橡胶软管的橡胶层或增强层搭接处相应的胶层厚度，允许减薄其搭接层的厚度。 3. The thickness of the corresponding rubber layer at the overlap of the rubber layer or the reinforcement layer of the rubber hose allows the thickness of the overlap layer to be reduced. The overlap between adjacent layers of the outer rubber layer, the reinforcement layer and the inner rubber layer is not allowed to overlap.
、橡胶软管内外表应清洁、不允许有油污和外来杂质。 4. The inner and outer surfaces of the rubber hoses should be clean and free of oil and foreign impurities.、吸引类橡胶软管和排吸两用橡胶软管不允许有缠绕乱档现象 5. Attracting rubber hoses and exhausting dual-use rubber hoses are not allowed to be tangled.
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