Taoyuan pet preform mould is the most reputable PET preform mould manufacturer in Huangyan Taizhou, we are making high transparency PET preform mould for over 20 years.Buy high quality PET preform mould, choosing Taoyuan is your best decision.
PET preform opacification solution
Customer who in packing area will know that good PET preform mould could produce high transparency PET preform product. But sometimes PET preform product is very opacification, which is no longer profitable. Here I'd like to give out some PET preform opacification solution:
Potential reasons:
PET plastic material does not intensive drying
PET plastic material plasticizing is not insufficient
PET preform product thickness is too thick
PET preform mould cooling system is not very good
PET material hasn't been fully melted
Potential solutions:
Fully dry the PET material more than 4 hours
Speed up the machine screw rolling speed, improve machine plasticizing effect
Make the PET preform thickness below 5mm
Choose suitable PET raw material
Improve the mould cooling systen,enhance the cooling line
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