Products

LURAN S 797SE

Luran® S acrylonitrile styrene acrylate (ASA) polymers feature high surface quality and good impact strength including enhanced colour fastness. The products deliver superior long-term performance when exposed to UV irradiation and additionally provide excellent chemical resistance. Luran® S 797SE is optimized for extrusion applications. This grade offers the highest impact strength within the Luran S product line.

Key Features

  • Well extrudable
  • Impact strength
  • Long-term property retention
  • UV resistance

Applications

  • Flooring systems
  • PVC capstock for sheets, sidings, roof tiles, gardening equipment
  • Extruded sheets & profiles
  • Sidings and deckings
  • Grade Version
  • Properties

    Properties of LURAN S 797SE

    Property, Test Condition Standard Unit Values
    Rheological Properties
    Melt Flow Rate, 220 °C/10 kg ASTM D 1238 g/10 min 5
    Mechanical Properties
    Izod Notched Impact Strength, 23 °C (73 °F) ASTM D 256 ft-lb/in 5.2
    Izod Notched Impact Strength, -40 °C (-40 °F) ASTM D 256 ft-lb/in 1.1
    Tensile Stress at Yield, 23 °C ASTM D 638 psi 5800
    Tensile Stress at Break, 23 °C ASTM D 638 psi 4061
    Tensile Modulus ASTM D 638 psi x 10³ 265
    Tensile Strain at Yield, 23 °C ASTM D 638 % 3.2
    Tensile Strain at Break, 23 °C ASTM D 638 % 31.1
    Flexural Strength, 23 °C ASTM D 790 psi 8270
    Flexural Modulus, 23 °C ASTM D 790 psi x 10³ 226
    Hardness, Rockwell ASTM D 785 R scale 90
    Hardness, Shore D ASTM D 2240 - 74
    Thermal Properties
    Vicat Softening Temperature, VST/A/50 (10N, 50 °C/h) ISO 306 °F 194
    DTUL @ 264 psi - Annealed ASTM D 648 °F 179
    Electrical Properties
    Dielectric Constant at 106 CPS (1000000 Hz, 0,0394 in) ASTM D 150 - 3.3
    Volume Resistivity ASTM D 257 - >1012
    Surface Resistivity ASTM D 257 - >1013
    Optical Properties
    Specular Gloss, 60 ° ASTM D 523 91
    Light Transmission at 550 nm ASTM D 1003 % 91
    Other Properties
    Density ASTM D 792 lb/in³ 1.07
    Water Absorption, Saturated at 23 °C ASTM D 570 % 1.65
    Processing
    Linear Mold Shrinkage ASTM D 955 in/in 0.0055
    Drying Temperature - °F 174
    Suggested Max. Regrind - % 30

    Typical values for uncolored products
    Please note that all processing data stated are only indicative and may vary depending on the individual processing complexities.
    Please consult our local sales or technical representatives for details.

  • Processing

    Processing of LURAN S 797SE

  • Safety Data Sheet