HIPS High Impact Polystyrene
LEGEND
A = amorphous - Cr = crystalline - C = clear - E = excellent - G = good - P = poor - O = opaque - T = translucent-
R = Rockwell - S = Shore
STRUCTURE: A
SPECIFIC DENSITY: 1.04
WATER ABSORBTION RATE (%): 0.1
ELONGATION (%): 55
TENSILE STRENGTH (psi): 4000
COMPRESSION STRENGTH (psi): 7500
FLEXURAL STRENGTH (psi): 8700
FLEXURAL MODULUS (psi): 280000
IMPACT (IZOD ft. lbs/in): 2
HARDNESS: R65
FABRICATION
- BONDING: E
- ULTRASONIC WELDING: G
- MACHINING: G
DEFLECTION TEMPERATURE (deg. F)
- @ 66 psi: 195
- @ 264 psi: 180
UTILZATION TEMPERATURE (deg. F)
- min: -22
- max: 140
MELTING POINT (deg. F): 185
COEFFICIENT OF EXPANSION: 0.000042
ARC RESISTANCE: 100
DIELECTRIC STRENGTH (kV/mm): 18
TRANSPARENCY: T
UV RESISTANCE: P
CHEMICAL RESISTANCE
- ACIDS: G
- ALKALIS: E
- SOLVENTS: P
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