CPE(Chlorinated Polyethylene) 1. Introduction CPE is the abbreviation of Chlorinated Polyethylene. It is made from HDPE and chlorine. Its appearance is white powder. Features as follows: 1) Good anti-aging property and excellent weatherability. It could be used under harsh climate and environment, and it is fully resistant to ozone 2) Good anti-combustion, without self-ignition 3) Good low-temperature flexibility. It could remain flexible under -20 degree Celsius. It may be used as impact modifier in UPVC product 4) Excellent endurance to chemicals. It is inert to many chemical reagents, and corrosion-resistant to various acids and alkalis 5) Good processing ability. It’s easy to be shaped 6) Extremely safe for operation. CPE is harmless to human body and the environment 7) Excellent stability 2. Specifications: Item Unit CPE in Plastic field CM in Rubber field 135A 3135 235 730 CM235 M235H M335 M435 M535 Chlorine content % 35? 35? 35? 30? 35? 35? 35? 40? 40? Heat of fusion J/g max 2.0 2.0 16-24 2.0 1.5 2.0 1.5 1.5 1.5 Volatiles % max 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 Sieving remainder (0.8mm sieve) % max 2.0 2.0 2.0 2.0 -- - - Bulk density g/ml min 0.50 0.50 - - - - - Shore hardness(A) max 65 65 75 70 60 62 60 57 57 Time of stability Min(165) min 8 8 8 8 8 8 8 -- Tensile strength Mpa min 7.5 7.5 7.5 8 7.5 7.5 7.5 7.0 7.0 Elongation at break % min 700 700 800 800 800 800 800 600 600 Mooney viscosity ML1+4125 -- -- -- 50-70 70-80 80-90 90-100 70-90 50-70 3. Main usage: CPE3135 is as modifier in window profile, panel, window sill and panel. CPE135A can be as modifier for PVC pipe and corrugated pipe. CPE 235 can be as modifier for ABS to improve the flame retardance. CPE 730 can be as refrigerator magnetic stripe, slab rubber, various kinds of bend resistant products, leather products etc CM235 can be as rubber to improve its properties, such as anti-combustion, insulation and anti-ageing. CM235M can be as rubber to produce cable jacket etc. CM235H can be as rubber to produce hose etc. 4. Package: 25KGS/ PP woven bag or super sacs according to customers requests