PET plastic is often used to make plastic bottles and other products, and people often buy plastic water bottles, carbonated beverage bottle is PET packaging products, belongs to food grade safe plastic material
Commonly known as high density polyethylene HDPE plastic and are characterized by the use of high temperature, the hardness, mechanical strength and good chemical resistance Belongs to the non-toxic safe material, often used in food made of plastic container
LDPE plastic commonly known as low density polyethylene, made of it products with non-toxic tasteless odorless The characteristics of the surface without burnish Commonly used in food with plastic parts, food packaging composite membrane, food plastic wrap pharmaceutical drugs such as plastic packaging
its rarely used in food packaging, be cautious when bu this material bag
When choose food packaging material , should ask the professional persons opinion. Some PE material has passed FDA certificate . So should tell the seller you use this packing to pack food . They will offer you the professional idea .
CPP often use for heat and microwave food packing , its could bear high temperature also its could ha good printing ability . If use heat food could choose CPP as base material .and PE is suit for frozen food .