Shrinkage Table

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  • 7/29/2019 Shrinkage Table

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    (in./in.)min

    range

    (in/in)

    maxrange

    (in/in)

    (mm./mm.)min range

    (mm/mm)

    1 ABS- High Impact .005 - .007 0.005 0.007 0.127 - 0.178 0.127

    2 ABS- Medium Impact .005 - .008 0.005 0.008 0.127 - 0.203 0.127

    3 ABS-High Heat .004 - .006 0.004 0.006 0.102 - 0.152 0.102

    4 ACETAL .020 - .035 0.02 0.035 0.508 - 0.889 0.508

    5 ACRYLIC- General Purpose .002 - .009 0.002 0.009 0.051 - 0.229 0.051

    6 ACRYLIC- High Flow .002 - .007 0.002 0.007 0.051 - 0.178 0.051

    7 ACRYLIC- High Heat .003 - .010 0.003 0.01 0.076 - 0.254 0.076

    8 ACRYLIC- Impact .004 - .008 0.004 0.008 0.102 - 0.203 0.102

    9 NYLON- 6,6 .010 - .025 0.01 0.025 0.254 - 0.635 0.254

    10NYLON- 6 .007 - .015 0.007 0.015 0.178 - 0.381 0.178

    11 NYLON- Glass Reinforced .005 - .010 0.005 0.01 0.127 - 0.254 0.127

    12 POLYCARBONATE .005 - .007 0.005 0.007 0.127 - 0.178 0.127

    13 POLYESTER .025 - .050 thick .006 - .0012 0.006 0.0012 0.152 - 0.03 0.152

    14 POLYESTER .050 - .100 thick .012 - .017 0.012 0.017 0.305 - 0.432 0.305

    15 POLYESTER .100 - .180 thick .016 - .022 0.016 0.022 0.406 - 0.559 0.406

    16 POLYETHERIMIDE .005 - .007 0.005 0.007 0.127 - 0.178 0.127

    17 POLYETHYLENE- LDPE .015 - .035 0.015 0.035 0.381 - 0.889 0.381

    18 POLYETHYLENE- HDPE .015 - .030 0.015 0.03 0.381 - 0.762 0.381

    19 POLYPROPYLENE .010 - .030 0.01 0.03 0.254 - 0.762 0.254

    20 PPO/HIPS (NORYL) .005 - .007 0.005 0.007 0.127 - 0.178 0.127

    21 POLYSTYRENE- Crystal .002 - .008 0.002 0.008 0.051 - 0.203 0.051

    22 POLYSTYRENE- Impact .003 - .006 0.003 0.006 0.076 - 0.152 0.076

    23 POLYURETHANE .010 - .020 0.01 0.02 0.254 - 0.508 0.254

    24 PVC-RIGID .002 - .004 0.002 0.004 0.051 - 0.102 0.051

    25 PVC-FLEXIBLE .015 - .030 0.015 0.03 0.381 - 0.762 0.381

    26 SAN .002 - .006 0.002 0.006 0.051 - 0.152 0.051

    MATERIAL

    SHRINKAGE (per ASTM D955)

    Sl.No

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    max range

    (mm/mm)

    0.178

    0.203

    0.152

    0.889

    0.229

    0.178

    0.254

    0.203

    0.635

    0.3810.254

    0.178

    0.030

    0.432

    0.559

    0.178

    0.889

    0.762

    0.762

    0.178

    0.203

    0.152

    0.508

    0.102

    0.762

    0.152

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    Material Types and Trade Names Density

    Abbreviations g/cm

    Acetal POM 1.42Delrin / Hostaform / Lucel

    Acrylic PMMA 1.18

    Diakon / Oroglas / Plexiglas

    Acrylonitrile Butadiene Styrene ABS 1.06

    Lustran / Magnum / Starex

    Cellulose Acetate CA 1.2

    Cellidor / Dexel / Setilithe

    Polyamide 6 (Nylon) PA6 1.14

    Akulon / Grilon / Ultramid

    Polyamide 6.6 (Nylon) PA6.6 1.14

    Radilon / Vydyne / Zytel

    Polyamide 11+12 (Nylon) PA11 1.18

    Grilamid / Rilsan PA12

    Polyester - Thermoplastic PBT 1.42

    Celanex / Crastin / Rynite PET 1.34

    Polycarbonate PC 1.2

    Calibre / Lexan / Makrolon

    Polyethylene - Low Density LDPE 0.92

    Alkathene / Escorene / Novex

    Polyethylene - High Density HDPE 0.96

    Eraclene / Hostalen / Stamylan

    Polyether Sulphone PES 1.37

    Udel / Victrex

    Polypropylene PP 0.91

    Appryl / Escorene / Novolen

    Polyphenylene Oxide PPO 1.07

    Noryl / Thermocomp / Vamporan

    Polyphenylene Sulphide PPS 1.65

    Fortron / Ryton

    Polystyrene - General Purpose GPPS 1

    Lacqrene / Styron / SolarenePolystyrene - High Impact HIPS 1.05

    Kostil / Polystar / Polystyrol

    Rigid Polyvinyl Chloride UPVC 1.4

    Polycol / Trosiplast

    Plasticised Polyvinyl Chloride PVC 1.3

    Varlan / Welvic

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    Styrene Acrylonitrile SAN 1.07

    Arpylene / Luran / Starex

    Thermoplastic Elastomer / Rubbe TPE 1.1

    Hytrel / Santoprene / Sarlink TPR

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    Description and Details

    Typical Applications

    Natural - opaque white, very tough, low-med.costGears and bearing; taps and aerosol valves

    Transparent and brittle, low - medium cost

    Lenses; car light housings and reflectors

    Natural opaque and tough, low - medium cost

    Telephone handsets + vacuum cleaner housings

    Transparent, tough, flexible to rigid, high cost

    Spectacles frames and screwdriver handles

    Almost opaque/white, very tough, med-high cost

    Bushes, bearings, curtain runners + combs

    Almost opaque/white, rigid+tough, med-high cost

    Levers, housings, handles etc

    Opaque to clear, rigid + tough, very high cost

    Air filters, safety masks, spectacle frames etc

    Rigid + stable, medium - high cost

    Electrical sockets, housings and parts

    Transparent, very tough and resilient, high cost

    Street lamp covers and safety helmets

    Natural waxy look, tough+flexible, low cost

    Kitchenware and many sealing lids + closures

    Natural waxy look, tough + stiff, low cost

    Chair seats and milk crates

    Clear, tough, v.high chemical resistance+cost

    Valve seat linings, metal replacement parts etc

    Natural waxy look; tough + stiff, low cost

    Beer crates and spade handles

    Tough + stable, high cost

    Electrical parts requiring tight tolerances

    Brown, v.good heat resist., v.high strength+cost

    Fuel system parts, guides, bearings etc

    Transparent and brittle, low cost

    Cosmetics packaging and ball-point barrel pensNatural translucent and tough, low cost

    Food containers; cotton reels; toys - model kits

    Transparent to opaque; tough, low cost

    Outdoor applications - gutters, drainpipes+fittings

    Transparent to opaque; tough + flexible, low cost

    Shoe soles and electrical insulation

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    Transparent and brittle, low cost

    Table and picnicware

    Tough & flexible, high cost

    Electrically insulated parts, seals + bushes