Plastic bottle classification? The bottom of the plastic bottle typically has a triangular number of 1 to 7

Author: mgg-Plastic bottle manufacturer

Generally, there is a triangle in the middle of a triangle in the middle of the plastic bottle, what does it mean? Is there any difference? Best Answer: No. 1: PET, is Body Bottle 2: HDPE, High Density Polyethylene 3: PVC, PVC 4: LDPE, Low Density Polyethylene 5: PP, P> 6: PS, Polystyrene 7 : The safest and environmental protection of other classes are 2, 4, 5; 1, 3, and 6 are not environmentally friendly. There is a high toxic substance when burning. No. 7 is other class because there is no explanation that cannot be judged.