For PCB and electronic component manufacturing, get labels that are engineered to survive extreme processes like wave soldering and multiple harsh washes Ultra-durable – adhesive is built for extreme washes and cleaning chemicals. Enhanced topcoat is ideal for boards that go through multiple harsh-condition washes. Labels do not require reflow or preheatings to ensure printing readability. Smear-resistant, glossy white polyimide material (B-797) is thermal transfer printable. UL Approved; Meets requirements of MIL-STD-202G, Method 215K. Service temperature of -94 to 212° F (-70 to 100° C).