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SoftFlex 507A is a 7 Shore A TPE-SEBS.

Polymer Name: Styrene Ethylene Butylene Styrene (SEBS)

Processing Methods: Injection Molding

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Technologies

Applications & Uses

Plastics & Elastomers Processing Methods
Recommended Molding Conditions
  • Feed throat – 140C (throat cooling recommended to prevent blocking)
  • Barrel Temperatures – 160 – 190C
  • Die Temperature – 170C;
  • Screw speed – 30 – 60; Injection Pressure: Low to medium;
  • Injection Speed: Medium to fast;
  • Cooling Time: (depends on part thickness) 20 – 50 sec.

Properties

Mechanical Properties
ValueUnitsTest Method / Conditions
Elongation (Break)1200%ASTM D412
Modulus (100%)0.2MpaASTM D412
Modulus (300%)0.3MpaASTM D412
Physical Properties
ValueUnitsTest Method / Conditions
Durometer4 - 10Shore AASTM D2240
Melt Viscosity (190C, 227 sec-1)303Pa-secAPA QC20
Tear Strength5KN/mmASTM D624
Tensile Strength (Break)2.4MpaASTM D412
Typical Properties
ValueUnitsTest Method / Conditions
Specific Gravity0.89g/cm³ASTM D792