Specifications: 1) Nominal inside diameter: 1.0 ~ 20.0mm 2) Maximum working temperature: 250oC 3) Breakdown voltage: 1200 ~ 2,500V 4) Size: 25 ~ 200m/roll; 1m/piece; others can be produced on request Our company is covering an area of 15,000 square meters ,We passed the ISO9001.2000 quality system certification. as of 2011, all products have passed the SGS test and comply with the RoHS regulatory requirements.