Recipe of material of horniness PVC canal and craft design a principle
From;    Author:Stand originally
The recipe design that * , select material and PVC of horniness of recipe design principle provide material basically has * the job of the respect: System of affirmatory stabilizing agent, lubricant cooperates what design and machine modifier to choose. * ) stabilizing agent system reachs dosage surely really. Plumbic salt stabilizing agent is these a few kinds of stabilizing agent in most stabilizing agent system of economy, processing is the easiest also, its thermal stability and lubricity compare organic stannum and metallic black kind stabilizing agent is good, but poisonous sex. Why is the choice planted of stabilizing agent system according to...