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SP256

Technical Datasheet | Supplied by Supreme Petrochem
SP256 by Supreme Petrochem is a recyclable, toughened polystyrene (PS) grade. It exhibits superior flexibility, good ball drop strength, excellent clarity and easy flow. It offers improved gloss toughness the grade is blended with high impact polystyrene (HIPS). Is suitable for processing by injection molding. It is used in transparent hangers, medical products, appliance, stationery items like pen barrels & geometric instruments, toys and fashion accessories. SP256 complies with UL 94 HB flame rating and FDA 21 CFR 177.1640 for food contact applications. It meets with the requirements of ISO 9001, ISO 14001 and ISO TS16949 standards.
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Product Type
PS or GPPS (Polystyrene)
Product Status
COMMERCIAL
Applications/ Recommended for
  • Stationary > Pens & Pencils
  • Appliances
  • Households products/ Consumer Goods > Toys
  • Healthcare / Medical
  • Injection molding - thermoplastics

SP256 Properties

Flammability Properties

Value & Unit
Test Condition
Test Method
Flame Rating
HB
(At 1.6 mm) 
UL 94

SP256 Processing Guidelines

Injection Molding Properties

Value & Unit
Test Condition
Test Method
Mold Temperature
40 - 50 °C
Melt Temperature
220 °C
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