Deltech Polymers Crystal Polystyrene 920 HMF

1 of 9 products in this brand
Deltech Crystal Polystyrene 920 HMF is a solid polymerized styrene used as a plastic product. It appears as a clear solid and is insoluble in water. It is considered stable, with no risk of hazardous polymerization. Due to its solid nature, it is expected to have low mobility in the soil. It is also classified as non-biodegradable, indicating that it does not readily break down in the environment.

Polymer Name: Polystyrene (unspecified)

Melt Flow Index: 22.0 - 22.0 g/10 min

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Enhanced TDS

Identification & Functionality

Chemical Family
Plastics & Elastomers Functions

Features & Benefits

Materials Features

Applications & Uses


Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Strength (at Yield)6000psiD - 638
Tensile Modulus435000psiD - 638
Ultimate Elongationmax. 2.0%D - 638
Flexural Strength (at Yield)8000psiD - 638
Flexural Modulus445000psiD - 638
Hardness (Rockwell M)75-D - 795
Izod Impact (1/8" bar at 73°F)max. 0.3ft-Ibs./in.D - 265
Mold Shrinkage0.003 - 0.006in./in.D - 955
Typical Properties
ValueUnitsTest Method / Conditions
Melt Flow Rate (at 200°C, 5.0 Kg)22gm/10minD - 1238
Specific Gravity1.05gm/cmD - 792
Thermal Properties
ValueUnitsTest Method / Conditions
Heat Deflection Temperature (at 66 psi)192°FD - 648
Vicat Softening Point216°FD - 1525

Regulatory & Compliance

Chemical Inventories