The PVC ventilation pipe is mixed with auxiliary agent such as a polyvinyl chloride resin, a plasticizer, lubricant and other auxiliary agents, and it is squeezed by the thermal pressure method. PVC, let's introduce it in detail below.
1. When the soft PVC ventilation pipe is produced, a large amount of plasticizer and calcium carbonate are added to fill the feast. It is poor in resistance to resistance and resistance. , Will be embedded in the wire mesh or fiber mesh in the product. Soft PVC applications are widely produced. Common ones are soft PVC pipes, soft PVC boards, cables, etc. In order to improve their price competitive advantage in the market, some black -hearted manufacturers will add calcium carbonate and plasticize plasticine in unlimited amounts. It is generally difficult for ordinary consumers to distinguish.
2. The scope of hard PVC ventilation pipes is widely used, such as hard PVC pipes (drainage pipes, water supply pipes, chemical pipes, etc.), hard PVC boards (pads, decoration boards, chemical boards, etc.), various living and industrial, industrial and industrial, industrial, industrial, industrial, industrial, industrial, industrial, industrial, industrial, industrial, industrial, industrial and industrial, Use plastic parts.
