Preparation of fixing flat used in hot shrink belt in connection ofsteel pipeline of crude oil and natural gas;
油气管道接口热收缩带用固定片的研制
The hot melt adhesive was extruded into film by an extruder and then was compounded hotly with crosslinking polyethylene flat and glass fibre net with large holes so the fixing flat was obtained.
用挤出机将其挤成胶膜后与交联聚乙烯基材 ,大孔径玻璃纤维网热复合制成固定片 。
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