3921 1900 53

3921190053

Sheets of closed-cell silicone foam with: -a thickness of 2,0 mm or more but not more than 4,8 mm, -a thermal insulation of more than 0,25 Km²/W but not more than 0,4 Km²/W (according to ASTM-C518) -a dielectric strength of more than 3,0 Kv/mm but not more than 3,8 Kv/mm (according to ASTM- D149)