Technical datasheet

DIAMOND HI-850 (H.G)

Supplied byPAK Petrochemical Industries- Last Updated on Jun 25, 2025

DIAMOND HI-850 (H.G) by PAK Petrochemical Industries is a recyclable polystyrene high impact (HIPS) grade. Possesses excellent impact strength, superior moldability, good stiffness, easy flow, low volatility and brilliant gloss properties. Offers easy processability, excellent mechanical and heat resistance properties. Is suitable for processing by injection molding. Recommended for TV & audio equipments, drinking cups, washing machine parts, air conditioners grills, plastic refrigerator components, plastic hangers, cutlery, household products, toys, plastic wall clock parts, novelties, medical appliances, stationery products, sanitary products and plastic fans parts. DIAMOND HI-850 (H.G) complies with FDA 21 CFR section 177.1640 for use in food contact articles and is approved by PCSIR (Pakistan Council of Scientific & Industrial Research).
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Benefits

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Compliance

Food Contact Approval
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Certifications & Compliance
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Availability

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DIAMOND HI-850 (H.G) properties

Mechanical properties

PropertiesValue & unitTest conditionTest method
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Izod0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Break0.0 Visible After LoginVisible After LoginVisible After Login

Optical properties

PropertiesValue & unitTest conditionTest method
Gloss0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Impact Strength, Gardner0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)0.0 Visible After LoginVisible After LoginVisible After Login
Moisture Absorption0.0 Visible After LoginVisible After LoginVisible After Login
Specific Gravity0.0 Visible After LoginVisible After LoginVisible After Login
Water Absorption0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Heat Deflection Temperature (HDT)0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

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