Products

K-Resin KR53

K-Resin® KR53 makes a clear, stiff, very tough, high gloss film suitable for applications such as candy twist wrap, shrink sleeves and overwrap.

Key Features

  • Excellent Clarity
  • High Surface Gloss
  • Good Toughness
  • Good Heat Sealability

Applications

  • Medical Packaging
  • Produce Packaging
  • Twist Wrap
  • Lidstock and Labeling Film
  • Grade Version
  • Properties

    Properties of K-Resin KR53

    Property, Test Condition Standard Unit Values
    Rheological Properties
    Melt Flow Rate, 200 °C/5 kg ASTM D 1238 g/10 min 10.0
    Mechanical Properties
    Elongation at Break (MD) ASTM D 882 % 175
    Elongation at Break (TD) ASTM D 882 % 180
    Flexural Strength, 23 °C ASTM D 790 psi -
    Elmondorf Tear (MD) ASTM D 1922 lbs 0.044
    Elmondorf Tear (TD) ASTM D 1922 lbs 0.055
    Puncture, Energy at Peak Force ASTM D 3763 in-lb 10
    Tensile Yield Strength (MD) ASTM D 882 psi 3,300
    Tensile Yield Strength (TD) ASTM D 882 psi 2,900
    Secant Modulus, 1% MD ASTM D 882 psi 109,000
    Secant Modulus, 1% TD ASTM D 882 psi 85,000
    Thermal Properties
    Vicat Softening Temperature, B/1 ( 120 °C/h, 10N) ASTM D 1525 °F 145
    Optical Properties
    Light Transmission at 550 nm ASTM D 1003 % -
    Haze ASTM D 1003 % 0.2
    Gardner Gloss (mold temperature 100°F) ASTM D2457 % 140
    Other Properties
    Density ASTM D 792 - 1.02
    Oxygen Transmission Rate (23 °C/0% RH) ASTM D 3985 cc/100in²/day 275
    Water Vapor Transmission Rate (WVTR) (23 °C/0% to 85% RH gradient) ASTM F1249-06 g/100in²/day 3.5

    The nominal properties herein are typical of the product but do not reflect normal testing variance and therefore should not be used for specification purposes. Values are rounded.
    Typical blown film properties with 3% SKR17 slip/antiblock, 1 mil (0.025 mm) film (2.5:1 BUR) 35 mil (0.90 mm) die gap.
    [Vicat Softening Point] = Injection Molded Specimen.
    [Haze] = Haze was measured using blown film containing only 1% SKR19 stabilizer, 1 mil (0.025 mm) film (2.5:1 BUR) 35 mil (0.90 mm) die gap.

  • Processing

    Processing of K-Resin KR53

  • Safety Data Sheet