Designed for rigorous wire marking applications, PermaSleeve® PS Heat Shrink Polyolefin (B-342) sleeves combine speed, ease of use, and permanence to create high quality labeling. Industrial Grade – Extreme temperature resistance, UV resistant, Chemical resistant, Fuel and Oil resistant, Self-extinguishing Superior Aesthetics – Crisp, clear identification resistant to abrasions and fading Certifications – UL Recognized to UL 224, RoHS Compliant to 2011/65/EU (Pass 2015/863), SAE AS23053/5 (Class 1), SAE AS-81531, MIL-STD-202 3:1 heat shrinking sleeve designed for 20 - 10 gauge (diameter 0.062 - 0.15 inches, 1.6 - 3.8 mm) Material Characteristics Material Number B-342 (View Technical Data Sheet) Material Heat-shrink Polyolefin Material Properties Flame-retardant, Heat-shrinkable, Self-extinguishing Label Properties Heat Shrink Finish Matte Color Black on White Resistance Properties Chemical-resistant, Corrosion-resistant, Humidity-resistant, Smear-resistant, UV-resistant, Weather-resistant Shrink Ratio 3:1 Service Temperature Range °F -67 °F - 275 °F Minimum Service Temperature °F -67 °F Maximum Service Temperature °F 275 °F