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TC-895 A/B: RIGID 84 SHORE D HIGH HEAT RESISTANT POLYURETHANE CASTING SYSTEM

PRODUCT DESCRIPTION:

TC-895 A/B is a RoHS compliant, non-mercury based catalyst polyurethane system that produces a tough 84 shore D material. This system has an extremely high heat deflection temperature which in some cases can be post cured without having to use fixtures.

PRODUCT HIGHLIGHTS:

  • High heat resistance
  • Non-mercury
  • RoHS compliant
  • Working time of 6 – 7 minutes

PHYSICAL PROPERTIES:

  • Hardness, Shore D ASTM D2240-04e1 . . . 84 ± 2
  • Density, (g/cc) ASTM D792-00 . . . 1.22
  • Cubic Inches per Pound . . . 24
  • Color/Appearance . . . Translucent pale yellow

Cure Schedule 1 (see page 2):

  • Tensile Strength, (psi) ASTM D638-03 . . . 10,300
  • Tensile Modulus, (psi) ASTM D638-03 . . . 2.93 x 105
  • Elongation, (%) ASTM D638-03 . . . 9.1
  • Flexural Strength, (psi) ASTM D790-03 . . . 12,700
  • Flexural Modulus, (psi) ASTM D790-03 . . . 3.17 x 105
  • Shrinkage, (in/in) linear 12”x ½”x ½” . . . 0.008
  • Izod Impact, notched (ft-lb/in) ASTM D256-05 . . . 0.88

Heat Deflection Temperature:

  • (@ 66 psi) ASTM D648-04 . . . 340°F (171°C)
  • (@ 264 psi) ASTM D648-04 . . . 218°F (103°C)
  • Coefficient of Thermal Expansion, (in/in/°F) ASTM E831-06 . . . 73.1 x 10-6

Cure Schedule 2 (see page 2):

  • Tensile Strength, (psi) ASTM D638-03 . . . 10,400
  • Tensile Modulus, (psi) ASTM D638-03 . . . 2.87 x 105
  • Elongation, (%) ASTM D638-03 . . . 9.8
  • Flexural Strength, (psi) ASTM D790-03 . . . 12,200
  • Flexural Modulus, (psi) ASTM D790-03 . . . 3.03 x 105
  • Shrinkage, (in/in) linear 12”x ½”x ½” . . . 0.005
  • Izod Impact, notched (ft-lb/in) ASTM D256-05 . . . 0.95

Heat Deflection Temperature:

  • (@ 66 psi) ASTM D648-04 . . . 340°F (171°C)
  • (@ 264 psi) ASTM D648-04 . . . 218°F (103°C)
  • Coefficient of Thermal Expansion, (in/in/°F) ASTM E831-06 . . . 73.1 x 10-6

Heat Deflection Temperature:

  • (@ 66 psi) ASTM D648-04 . . . 290°F (143°C)
  • (@ 264 psi) ASTM D648-04 . . . 213°F (101°C)