Midwest Recycling Co., Inc.
5851 W. Dickens Ave. • Chicago, IL. 60639   
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Table 1
Plastics Identification Guide - Table 1
Table 2
Go To - Plastics Identification Guide - Table 2
Category Symbol
Full Name PET
Polyethelene
terephthalate
HDPE Natural
(without color)
High density
polyethelene
HDPE Colored
High density
polyethelene
PVC
Polyvinyl
chloride
Typical products Bottles: soft drink, Pepto-Bismol, Ocean Spray, honey, liquor, Palmolive dish detergent, liquid Spic & Span, other cleaner bottles with nubs; toiletries; recording tape; pharmaceuticals; heatable food trays; boil-in-the-bag bags Jugs: milk, cider,distilled water and spring water; bottles: juice (not Clear), rubbing alcohol, large vinegar, single-serving punch-drink or juice, eye drops; grocery bags; base cups Bottles: laundry and dish detergent, fabric softener, saline solution, bleach, lotion, motor oil and antifreeze; dispensers: dental floss, baby wipes Bottles: imported mineral water, salad dressing, salad and vegetable oil, floor polish, mouthwash, liquor, some translucent pharmaceutical bottles; bottle liners and cap coatings; blister pack "bubble" pack for batteries, hardware supplies etc.
Features High strength, high resistance Chemical and moisture resistant; tough Chemical and moisture resistant; tough Hardy; chemical resistant
Appearance Transparent with high gloss; clear or colored; no seams; injection molding nub on bottom Translucent matte finish (not shiny) Opaque matte finish (not shiny) Can be transparent, translucent, or opaque (colored high gloss); bottles have seams; clear bottles sometimes have faint blue tint; bottom has blow-molding "smile"
Physical Properties Tough, slick surface; high resilience; semi-rigid; hard to scratch; sinks in water; sweetly aromatic, irritating smell when burned Slightly waxy to the touch; semi-rigid to flexible; does not crack when bent; scratches to some degree; floats in water; smells like candle when burned Slightly waxy to the touch; semi-rigid to flexible; does not crack when bent; scratches to some degree; floats in water; smells like candle when burned Tough very smooth surface; forms opaque white line when bent; semi-rigid, scratches easily, sinks in water; acrid, hydorchloric acid smell when burned
SPI Code (1) 1 (PETE) 2 (HDPE) 2 (HDPE) 3 (V)
(1) Refers to the imprint on the bottom or side of a plastic container
voluntarily used by many bottle producers and promoted by the Society of Plastics Industry.
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Table 2
Plastics Identification Guide - Table 2
Table 1
Go To - Plastics Identification Guide - Table 1
Category Symbol
Full Name LDPE
LOW density
polyethelene
PP
Polyproplolene
PS
Polystyrene
EPS
Expanded
(or foamed)
polystyrene
OTHER
VARIES
Typical products Usuall apears in flexible film bags for trash, dry cleaning, bread, produce, etc., also some rigid items such as food storage containers and flexible lids; coating Battery cases, medical containers; oil additive tubs; cereal box liners; bottle labels and caps; rope and strapping; combs; snack wraps/bags; tropicana frozen orange juice cans; some yogurt cups and lids (those that do not crack easily when bent) Some yogurt cups and tubs; cookie and muffin containers; vitamin bottles; most fast food cutlery Carry-out containers(clamshells, etc.); meat trays; egg cartons Products made of plastics other than the six most common or made of multiple resins in layers, blends, or different parts (examples: microvaveable serving ware; "brick pack" juice boxes; water cooler bottles; most snack bags, e.g., potato chips; squeezable bottles for ketchup, condiments, jellies, syrups)
Features Good optics; tough; lightweight; flexible Good tensile strength; chemical resistant; hard Good optics; stiff; flexible Lightweight; heat resistant; bouyant Varies
Appearance Can be nearly transparent(e.g. dry cleaning bags) or opaque; can be colored; low to high gloss Transparent, translecent or opaque; clear or colored; can have shiny or low gloss finish Transparent or opaque; clear or colored; high gloss; only wide mouthed containers (no bottles) Opaque only; smooth to grainy finish; foamed, thick-walled Varies
Physical Properties Sllightly waxy to touch; flexible; stretches before tearing when pulled; scratches easily; floats in water; smells like candle when burned Smooth surface; semi-rigid; tough cannot scratch; floats in water; when burned, has a "chemical" smell and sticks and stretches into filament Slick smooth surface cracks easily when bent; brittle to semi-rigid; hard to scratch; sinks in water Smooth surface; cracks easily when bent; light weight and fluffy; easily scratched; floats in water Varies
SPI Code (1) 4 (LDPE) 5 (PP) 6 (PS) 6 (PS) 7 (OTHER)
(1) Refers to the imprint on the bottom or side of a plastic container
voluntarily used by many bottle producers and promoted by the Society of Plastics Industry.
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Table 1
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Table 2
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