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Is there any expert who can prepare pvc blown film?
Generally speaking, the formula of PVC blown film consists of PVC resin (SG-3 type), plasticizer (30 ~ 40 phr), PVC stabilizer, lubricant and other additives.
The following formula of PVC blow-molded packaging film is for reference only:
Polyvinyl chloride resin (SG-3):100; Calcium stearate: 0.3; Dibutyltin laurate: 2; Stearic acid: 0.5; Epoxidized soybean oil: 5; DOP:30； PE wax: 0.3; Colorant: appropriate amount.
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