... a multilayer coextrusion material. It can be used for frozen beef,mutton,pork,tuna fish and others. This shrink ... a multilayer coextrusion material. It can be used for frozen beef,mutton,pork,tuna fish and others.With good ... inflation processing with the double-bubble technics.Applied to frozen beef, mutton and pork packing with bone-in or ... V shape seal and so on shrink bag for frozen meat packaging