Metalwork - Materials - Polymer Recycling Chart

The American Plastics Council, in 1988, set up the codes below to help with recycling. Now the recycling Industry can easily tell what Polymer material the container is made from. You can see these marking on a lot of household products. Look in your kitcen and you will get an idea of how common different Polymers are.

PETE Polymer Symbol
Polyethylene Terephthalate
P.E.T.
or
P.E.T.E.
HDPE Polymer Symbol
High Density Polyethylene
HDPE
PVC Polymer Symbol
Polyvinylchloride
PVC
LDPE Polymer Symbol
Low Density Polyethylene
LDPE
PP Polymer Symbol
Polypropylene
PS Polymer Symbol
Polystyrene
Other Polymer Symbol
Other : Polymer material is not one of the above.