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Rulon Bearings
Kraton® G1657 M (SEBS) Linear Block Copolymer
Categories: Polymer; Thermoplastic; Elastomer, TPE

Material Notes: Kraton G1657 M is a clear, linear triblock copolymer based on styrene and ethylene/butylene with a polystyrene content of 13% . It is supplied from North America in the physical form identified:
Kraton G1657 MS - supplied as a dusted pellet
Kraton G1657 MO - supplied as a dusted pellet

Region: Asia Pacific, Europe, Japan, North America, and South America

Uses: Kraton G1657 M is used as a modifier of bitumen or thermoplastics and in compound formulations. It may also find use as an ingredient in formulating adhesives, sealants and coatings.

Applications: Adhesives, Sealant and Coatings; Compounding and Personal Hygiene; Impact Modification; Medical; Packaging and Polymod; and Personal Care

Available Properties
  • Specific Gravity, ASTM D4025
  • Volatiles, KM 04
  • Brookfield Viscosity, BAM 922, 20% Toluene solution
  • Melt Flow
  • Ash, BAM 908, For G1657 MS, Silica dusted
  • Diblock Content
  • Hardness, Shore A, ASTM D2240, 10 seconds. Typical values on polymer compression molded at 150°C (300°F).
  • Tensile Strength, Ultimate, ASTM D412, Typical properties based on film cast from toluene solution.
  • Elongation at Break, ASTM D412, Typical properties based on film cast from toluene solution.
  • 300% Modulus, ASTM D412, film cast from toluene solution.
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Manufacturer Notes:

Category Notes
Thermoplastic Elastomer

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Master Bond adhesives
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