Deltech Polymers Crystal Polystyrene 146 XP

1 of 9 products in this brand
Deltech Crystal Polystyrene 146 XP is a solid plastic product with a clear color. It is insoluble in water and considered stable, with no risk of hazardous polymerization. Because of its solid nature, it is expected to have low mobility in soil, and it is classified as non-biodegradable, indicating that it does not readily break down in the environment.

Polymer Name: Polystyrene (unspecified)

Melt Flow Index: 11.5 - 11.5 g/10 min

Ask Deltech Questions

Greg Schramm avatarAndrew Cooper avatarMatt Auchy avatar
Message our experts with questions
Greg Schramm avatar

Greg Schramm

Vice President

Able to assist with all your polystyrene needs, commercial and technical.


Claude Dupuis


Please reach out to me with any questions, I am happy to assist you in finding the right product or learning more about our storefront

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)6.1psiD - 638
Tensile Modulus435000psiD - 638
Ultimate Elongation2%D - 638
Flexural Strength (at Yield)8400psiD - 638
Flexural Modulus440000psiD - 638
Hardness (Rockwell M)75-D - 795
Izod Impact (1/8" bar at 73°F)0.4ft-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)11.5gm/10minD - 1238
Specific Gravity1.05gm/cmD - 792
Thermal Properties
ValueUnitsTest Method / Conditions
Heat Deflection Temperature (at 66 psi)182°FD - 648
Vicat Softening Point207°FD - 1525

Regulatory & Compliance

Chemical Inventories