Acrylic Glass Plate, 120043 Dimensions L x W x H: 980 x 490 x 4 mm Temperature range: -40 ... +70 °C Colour: Opal Absorption of humidity: 0.3 % Density: 1.18 g/cm3 Dielectric strength: 20 kV/mm Modulus of elasticity (tension): 3200 N/mm2 Surface resistance: 100 TOhm