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...Technical bulletin specifications tb s february polyvinyl chloride pvc pipe compound is produced by adding a variety of ingredients to resin adjusting the type and quantity these all different water sewer irrigation plumbing electrical products can be following list describes common provides brief discussion their functions consists mainly bulk thermoplastic basic polymer which as fine white powder between percent weight composed remaining percentage comprised additives that chemically react or combine with optimize processing generate desirable physical characteristics in finished product associated known homopolymer from vinyl monomer vcm colorless odorless gas salt ethylene stabilizer additive protects chains thermally degrading during extrusion process stabilizers also exhibit some external lubrication promote certain amount slippage melt through extruder die metal surfaces calcium stearate an internal lubricant promotes flow within it increases strength while lowering viscosity at...