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Plastic Milk Jugs
Milk jugs are made from high-density polyethylene plastic (HDPE), which is
one of the most versatile plastic resins and most valuable plastics for
recycling.
The used jugs are baled and sent to the recycling facility
where they are chipped and washed. The clean chipped plastic is then melted at
high temperature and formed into pellets. The pellets are sold to plastic
forming plants which use the material to make non-food containers, plastic
formed products, furniture and toys.
This plastic is used in the manufacture of such items as:
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plastic pipe
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drainage tile
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flower pots
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plastic dimensional lumber used to build picnic
tables, patio furniture or decks
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non-food packaging such as plastic detergent
bottles and lubricating oil pails
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Each collected bale weighs approximately 550 kg and
consists of more than 8,300 used milk jugs. |
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Polycoated Milk Cartons
Milk cartons are made from ‘polycoat’ – lightweight, high-grade paperboard sandwiched between two thin layers of polyethylene film. The result is a strong, rigid container that effectively maintains the integrity of the product inside.
Polycoat is a high-value material that can be converted into new material using a process known as
hydrapulping. A hydrapulper is like an enormous blender, where a combination of heat, water and agitation break down the material to produce raw
fibre, or pulp. The pulp is then used to make new paper products such as corrugated medium (the inner layer of corrugated cardboard), linerboard, household tissue products and even fine writing papers. The small amount of residual polyethylene can be screened off for use in other plastic and composite materials.
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Inside the hydrapulper, heat, water and polycoat
material combine to produce a slurry that, when dried, yields high-grade
paper fibre. |
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