POLYVINYL CHLORIDE RESIN SG5 SG7 SG8 SG3
Pvc resin can be processed into various kinds of plastic products. According to its use, it can be divided into two categories: soft and hard products. It is mainly used to produce transparent films,...
PVC pipe fittings use special resin material
The special resin for PVC pipe fittings refers to the regularity of the particles above 0.90, the proper porosity, the apparent density is over 15% higher than that of the common type, and the dry...
Determination of carbon black content in polyethylene pipes and fittings (thermal weight loss method)
1. Heat the combustion boat until it is hot, then cool in a desiccator for at least 30 minutes and weigh to the nearest 0.0001g. (1.0 ± 0.1)g of polyethylene samples were placed in a combustion boat...
PVC drainage pipe specifications PVC drainage pipe features
PVC drainage pipe is the largest amount of plastic pipe in the water supply and drainage project. The setting of the drainage pipe generally depends on the slope of the pipeline to achieve the flow...