PE material: suitable for low temperature vacuum packaging bags. Used for packaging of frozen products.
PA material: good flexibility and high puncture resistance.
PET material: increase the mechanical strength of the bag products, and the cost is lower.
AL material: AL is aluminum foil, which has high barrier property, shading property and moisture resistance.
PVA material: increase barrier performance, high barrier coating.
RCPP material: the most widely used material for high temperature cooking bags, suitable for high temperature use.