A、Phenomenon:
There are many scattered spots on the surface of lamination film,especially on the metallized products or light ink printed products.It appears dusky color when serious.
2、Reasons and strategies
1)Lack of coating—— Adding coating
2)Levelling property of cementing compound is poor.——Using better levelling property cementing compound,which contains high solid and low viscosity.
3)The surface tension force of basic film is too small——redealing with basic film and improving the surface tension force.
4)Too much solvent residue——adjusting dull and dry workmanship
5) Changing the coating method is also a way to deal with hickie.
Plastic package bag for grape
1.Non-toxic plastic material
2.Stand up ziplock bag
3.Handle hole on the top
4.Best Price&service
There are many scattered spots on the surface of lamination film,especially on the metallized products or light ink printed products.It appears dusky color when serious.
2、Reasons and strategies
1)Lack of coating—— Adding coating
2)Levelling property of cementing compound is poor.——Using better levelling property cementing compound,which contains high solid and low viscosity.
3)The surface tension force of basic film is too small——redealing with basic film and improving the surface tension force.
4)Too much solvent residue——adjusting dull and dry workmanship
5) Changing the coating method is also a way to deal with hickie.
Plastic package bag for grape
1.Non-toxic plastic material
2.Stand up ziplock bag
3.Handle hole on the top
4.Best Price&service
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