HK GPPS N1841H is a easy flow with good balanced properties.

Polymer Name: General Purpose Polystyrene (GPPS)

Processing Methods: Extrusion, Injection Molding

Melt Flow Index: 10.0 - 10.0 g/10 min

  • TypeDocument Name
View All Documents

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Plastics & Elastomers Functions
Technologies

Features & Benefits

Applications & Uses

Plastics & Elastomers Processing Methods
Applications
  • Audio / video cassette housing
  • CD jewel box
  • Toys
  • Medical container
  • Optical parts

Properties

Flame Rating
Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Rockwell Hardness80Scale MASTM D785
Izod impact strength, notched, at 23°C1.3kg.cm/cmASTM D256
3.2mm thick specimen13J/m
Tensile strength (type I specimen, thickness 3.2mm - speed B)45N/mm2ASTM D638
elogation at break (type I specimen, thickness 3.2mm - speed B)1.8%ASTM D638
elastic modulus (type I specimen, thickness 3.2mm - speed B)3250N/mm2ASTM D638
maximum stress (3.2mm thick specimen)80N/mm2ASTM D790
elastic modulus (3.2mm thick specimen)3200N/mm2ASTM D790
Thermal Properties
ValueUnitsTest Method / Conditions
Heat deflection temperature (12.7mm thick specimen - 1.82 N/mm2)84°CASTM D648
Vicat softening point, oil, speed 50 + 5 °C/h (1kg load)95°CASTM D1525
Vicat softening point, oil, speed 50 + 5 °C/h (5kg load)90°CASTM D1525
Typical Properties
ValueUnitsTest Method / Conditions
Specific gravity1.04g/cm³ASTM D792
Bulk density of granules0.65kg/dm³ASTM D1895
Melt flow index (condition G - 200°C, 5kg)10g/10 minASTM D1238

Regulatory & Compliance

Packaging & Availability

Country Availability
Packaging Type
Regional Availability
  • Asia Pacific