Charpak design and manufacture products using an extensive range of plastics. 

To determine the correct technical specifications and materials requirements the Charpak Technical team will make recommendations on: pack style, thickness of micron, type of environment the packaging will be used in, desired price point, and any other relevant secondary packaging considerations. 

Charpak manufacture packaging using PET, PVC, PP and PS.

 

Symbol

Type of Plastic

Properties

Common Uses

PET

(Polyethylene Terephthalate)

Clear, tough, solvent resistant barrier to gas and moisture.

Softens at 80°

Soft drink and water bottles, biscuit trays and containers


HDPE

(High Density Polyethylene)

Hard to semi-flexible, resistant to chemicals and moisture, waxy surface, opaque, softens at 75° C, easily coloured, processed and formed.

Shopping bags, freezer bags, milk bottles, ice cream containers shampoo bottles, juice bottles, crates

PVC

(Polyvinyl Chloride)

PVC-U is unplasticised PVC and is strong and tough.

PVC-P is plasticised PVC and is flexible, clear and Elastic

PVC-U – cosmetic containers, plumbing fittings.

PBC-P – Garden hoses, cable sheathing


LDPE

(Low Density Polyethylene)

Soft flexible, waxy surface, translucent, softens at 70°C

Scratches easilty

Cling film, rubbish bags.

PP

(Polypropylene)

 

Hard but flexible, waxy surface, softens at 140°C

Bottles and icecream tubs, crisp packets, kettles, garden furniture, packing tape

PS

(Polystyrene)

PS is clear, glassy, rigid, opaque, semi-touch and softens at 95°C.

PS-E is expanded polystyrene

CD cases, plastic cutlery

Foamed PS – takeaway containers and insulation

PS-E – packing peanuts


Other

(Often Polycarbonate or ABS)

All other resins and multi materials (such as laminates).

Properties dependent on the particular plastic

Automotive and appliance components