문제 및 해결책
일반적인 플라스틱 재료 문제에 대한 실질적인 답변
Preform whitening (crystallization)
Preform eccentricity (uneven wall thickness)
Material trapped at the product bottom (flash residue)
Low production efficiency of multi-cavity mold
Release agent oil stains appearing on the product surface
Parison temperature too low during '2079851475616104457 causing failure to blow open