特征：具备单排管硅胶直管的大多数性能；
应用：通电线路或气路在高低温下的收缩保护；
定制需求：内径、外径、长度、材料等级、硬度、颜色等。

Features: Possess most of the properties of a single row silicone straight pipe;

Application: Shrinkage protection of power lines or gas circuits at high and low temperatures;

Customization requirements: inner diameter, outer diameter, length, material grade, hardness, color, etc.