| abstract |
The invention disclosed in the invention belongs to the technical field of cables, in particular to a method for preparing an extremely cold-resistant wire and cable. -40 parts, ethylene-vinyl acetate rubber 30-50 parts, polyethylene resin 30-40 parts, epoxy resin 20-30 parts, metallocene polyethylene 20-30 parts, antioxidant 10-20 parts, magnesium oxide 5-7 parts, 7-9 parts of calcium oxide, 10-12 parts of stearic acid and 3-5 parts of flame retardant; The concrete steps flow process of the preparation method of this extremely cold-resistant wire and cable is as follows: Step 1: get chlorinated poly 80-100 parts of ethylene rubber and 30-50 parts of ethylene-vinyl acetate rubber, antioxidants, magnesium oxide, calcium oxide, stearic acid and flame retardant are added during the preparation process, thereby greatly improving the cold resistance of wires and cables It avoids damage to the wire and cable when the wire and cable is used in a cold environment for a long time, and greatly improves the service life of the wire and cable. |