抽砂管子的主要技术性能及用途：
Main technical performance and application of sand pumping pipe:
生产规格：内径38mm---500mm
Production specification: inner diameter 38mm-500mm
产品结构：橡胶钢丝管是由内胶层，多层夹布（线）缠绕层螺旋钢丝增强层和外胶层组成。
Product structure: rubber steel wire pipe is composed of inner rubber layer, multi-layer cloth (wire) winding layer, spiral steel wire reinforcement layer and outer rubber layer.
产品特点：胶管具有外径公差小、耐油、耐热等性能优良、轻便、管体柔软经久耐用等优点。
Product features: the rubber tube has the advantages of small outer diameter tolerance, excellent oil resistance, heat resistance, light weight, soft and durable tube body, etc.
主要用途：各类型夹布（线）输（吸）胶管是根据输送介质不同，选用相应材料制造，产品结构设计合理、质量优良、坚固耐用，是一种用来输、吸（负压条件）各种液体粘流体和粉状固体等物料介质的柔性胶管。
Main use: different types of cloth (line) conveying (suction) rubber hose are made of different materials according to different conveying media. The product has reasonable structure design, excellent quality and durability. It is a kind of flexible rubber hose used for conveying and suction (under negative pressure) of various liquid viscous fluids and powdery solids and other materials.