PVC:a.Advantages:the cheapest and very commen material.Very easy to be sealed by heat sealing machine and high frequency.(materials for global wholesale disposable fruit tray design )
b.Disadvantage:not environmental and nonflammable.Once flambe,it will produce chloration,what will do bad to the environment.
PS:a.Advantage:very easy to be vacuum thermoformed and it is environmental material.Always molded into trays,including flocky trays.Widely used in electron,medical,food,cosmetic,hardware and so on.
b.Disadvantage:relatively speaking,it is a bit fragile and easy to be torn off.
PP:a.Advantage:high melting point and can be microwaveable.Widely used in fruit packaging.
b.Disadvantage:shrink material,not easy to be vacuum thermoformed;has not passed the Halogen Free test but it is food grade material.
PET:PET has two types,one is APET,the other is PETG.Both have high transparency and are environmental material.APET could not be sealed by our machine but PETG can.PETG is the only one which has passed the Halogen Free test.
(materials for global wholesale disposable fruit tray design )