Enhance the quality of the tube is mainly the material used.
Good quality of the tube, the use of high-quality PVC materials and plasticizers, forming a lighter color, it appears transparent and transparent, good gloss, long service life.
The quality of the general enhancement of the use of ordinary PVC materials and inferior plasticizers (often called stinky oil) into a variety of waste plastics made of darker color after forming, poor gloss, there is a clear pungent odor (not plastic Taste, close to the taste of kerosene), easy to aging hard.
Enhance the quality of the tube is mainly the material used.
Good quality of the tube, the use of high-quality PVC materials and plasticizers, forming a lighter color, it appears transparent and transparent, good gloss, long service life.
The quality of the general enhancement of the use of ordinary PVC materials and inferior plasticizers (often called stinky oil) into a variety of waste plastics made of darker color after forming, poor gloss, there is a clear pungent odor (not plastic Taste, close to the taste of kerosene), easy to aging hard.