Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

​Kraton D-5250 Impact Modifier

Kraton D-5250 is a high-hardness solid thermoplastic SBS elastomer with good melt fluidity and stable mechanical properties. It can be efficiently compounded with resins and rubbers to flexibly adjust product viscosity and flex resistance, meeting the modification needs of high-end rigid rubber and plastic products.

Features Of Kraton D-5250 Impact Modifier

  1. Shore A hardness up to 78, with outstanding product rigidity and excellent deformation and wear resistance

  2. Melt flow rate suitable for high-speed extrusion and injection molding processes, ensuring high forming efficiency and precision

  3. Balanced tensile stress and tear strength, improving the structural stability of downstream products

  4. Good compatibility with resins and rubbers, significantly optimizing the comprehensive mechanical properties of base materials after compounding

  5. Comprehensive modification and adjustment functions, capable of simultaneously optimizing product adhesion and weather resistance

Typical Applications Of Kraton D-5250 Impact Modifier

  1. Asphalt modification, enhancing the deformation resistance of road asphalt for heavy-duty sections and industrial park road construction

  2. Footwear industry, used in upper and heel components to balance product structural strength and wearing comfort

  3. Rubber and plastic product processing, manufacturing pipes, belts and plates with high dimensional accuracy to meet industrial assembly needs

  4. Automobile parts manufacturing, used in elastic buffer accessories to improve the stability and safety of vehicle operation

  5. Adhesive formula system, serving as a modified component to improve the initial adhesion and anti-aging properties of products

Specifications Of Kraton D-5250 Impact Modifier

Melt Flow Rate25 g/10min (ASTM D-1238)
Specific Gravity1.08 g/cm³ (ASTM D-792)
Tensile Stress6.07 MPa (ASTM D-412)
Tensile Strength6.21 MPa (ASTM D-412)
Elongation at Break320 % (ASTM D-412)
Tear Strength39 KN/m (ASTM D-624)
Hardness (Shore A)65 (ASTM D-2240)
























































































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