PET bottles through the blow molding re-processing to form plastic bottles, including food,
candy, spices, health products, pharmaceuticals, reagents, beverages, mineral water and
other packaging bottles used, this bottle method is called two-step method, Forming a preform,
and then blow molding to form a PET plastic bottle.
High-quality PET plastic bottles should have the following characteristics:
⑴ bottle appearance
Bottle end surface should be smooth, no damage to the gap, thread integrity, complete
crystal, no flash, no spinning, no deformation, internal and external should not have oil.
⑵ bottle body
Good shape, high transparency, no bubbles, black spots, oil, stiff, abrasions, hard ring,
atomization, white, colored bottles should be uniform color, no obvious color.
⑶ bottom of the bottle
Forming a good, no sag, no protrusion, no center shop deviation, the bottom of the
bottle without rupture, no stratification.
The bottle looks clean, dry, no oil and no dust, no smell, no impurities in the bottle.
⑸ after filling appearance
Bottle and bottle without shrinkage deformation, no flat bottle, no side wall deformation,
no convex bottom, no depression.
ADD：RM402, UNIT 2, BUILDING 31, TianQuan Estate, TianDu City, HangZhou, China.