本实用新型目的是提供一种具有防水、防酸、防碱、防腐、结构简单、制造成本低的管道防腐热收缩套。
The utility model aims to provide a pipeline anticorrosion heat-shrinkable sleeve which is waterproof, acid proof, alkaline proof, anticorrosion, has simple structure and low manufacturing cost.
特殊化控制系统设计，内部结构采用防酸、碱设计，延长使用寿命。
Special control system. The internal structure applies acid-proof and alkali-proof design, so as to prolong the product life.
讨论了针织物上浆处方中糊料、碱剂、尿素、防染盐S和硫酸钠的选择及后处理工艺条件；
Selection of paste, alkali, urea, resist salt S and sodium sulfate, as well as the post treatment conditions are discussed.
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