Contraction ratio: 2:1 (1kV, 35kV), 2. 5:1 (10kV bus) Shrinkage temperature:84℃~125℃ Operating temperature:-40℃~125℃ Environmental protection, high strength, good elasticity, flame retardant and softMaterial: Radiation-crosslinked modified polyolefin Shrink ratio: 2. Besides, medium voltage busbar heat shrink tubing is. Applications: BH-BBT-10KV 10KV heat shrink bus bar tubing provides high resistance to tracking and arching and used to enhance the insulation properties of bus bar in switchgear and substation. Be suit to the trend of smaller switch cabinets. Be applied in bus duct for insulation among buses. ASTM. Made of environment-friendly material 10KV heat shrinkable polyolefin heat shrinkable busbar by high-energy electron beam crosslinking, PBB, PBBD, PBBE limit and heavy metals and other harmful substances to the environment, does not produce toxic and harmful substances during combustion, can. The 10KV high-voltage insulated busbar heat shrinkable tube is made of environmentally friendly polyolefin heat shrinkable material cross-linked by high-energy electron beam bombardment. Engineered with high-quality PVC material, this low-pressure tubing offers excellent resistance to moisture, chemicals, and.