BS EN 60811-4-1:2004

Insulating and sheathing materials of electric optical cables. Common test methods Methods specific to polypropylene compounds. Resistance environmental stress cracking. Measurement the melt flow index. Carbon black and/or mineral filter content measurement in PE by direct combustion. carbon TGA. Assessment dispersion polyethylene using a microscope

Methods specific to polyethylene and polypropylene compounds Resistance environmental stress cracking. Wrapping test after thermal ageing in air. Measurement of the flow index. Carbon black and/or mineral content measurement PE