Sanhui Company is an authorized agent and distributor designated by Sumitomo Electric of Japan, holding an authorized agency certificate. It specializes in representing products such as Sumitomo sleeves from Japan, Huayou heat shrink tubing from Taiwan, Sumitomo electronic wires, and Sumitomo connectors. For other models not listed, please feel free to inquire by phone! Imported Sumitomo Heat Shrink Tubing SUMITUBE F4(Z) [UL and CSA Standard Products, Thin-Walled and Highly Flexible] Basic Characteristics (1) Material: XLPE (2) Shrinkage Temperature: 90°C or higher (3) Shrinkage Rate: Inner Diameter Shrinkage Rate 50% or more : Length Change Rate -15% or more (4) Continuous Operating Temperature: -55 to 125°C Features (1) UL224 and CSA standard products (2) Thin-walled, reducing shrinkage time (3) Flame retardant (4) Flexible Applications (1) Insulation, protection, and reinforcement of wire terminals and connection parts (2) Identification and connection of wires (3) Insulation and protection of resistors, capacitors, etc.