Fast-Cast Polyurethanes Specifications
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Repro All Fast-Cast Polyurethanes |
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Mix Ratio (by wt. or vol.)
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Gel Time (min.) @ 77°F
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Demold Time (min. @ 77°F)
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Hardness (Shore D)
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Specific Gravity
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Mixed Viscosity (cps) @ 1 min.
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Volumetric Yield (in.3/lb.)
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Shrink (in./in.)**
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Compressive Strength (psi)
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Flexural Strength (psi)
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Flexural Modulus (psi)
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Tensile Strength (psi)
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Tensile Modulus (psi)
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Izod Impact Strength (ft.lb./in.)
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Heat Deflection Temp. @ 66 psi
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Coefficient Thermal Expansion (in./in./°F)
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Color
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1:1
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6 - 7 |
60 - 90
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87
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1.75
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1,500
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15.8
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0.0010
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7,860
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4,290
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799,000
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2,350
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582,000
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0.30
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156°F/69°C
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1.79 x 10-5
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Gray
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1:1
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6 - 7
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60 - 90
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84
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1.9
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1,100
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14.5
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0.0010
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6,470
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5,140
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939,000
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3,130
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941,000
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0.31
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135°F/57°C
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-
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White, Gray, Blue
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1:1
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6 - 7
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60 - 90
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84
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1.9
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1,750
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14.5
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0.0010
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5,970
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2,990
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684,000
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1,710
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869,000
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0.35
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142°F/61°C
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1.45 x 10-5
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Blue
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1:1
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4 - 5
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15 - 30
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84
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1.9
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1,100
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14.5
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0.0015
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6,470
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5,140
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939,000
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3,130
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941,000
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0.31
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135°F/57°C
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-
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Tan
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1:1
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5 - 6
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30 - 60
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84
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1.9
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1,100
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14.5
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0.0012
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6,470
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5,140
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939,000
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3,130
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941,000
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0.31
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135°F/57°C
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-
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Black, Tan
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1:1
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12 - 14
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3 - 4 hr.
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84
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1.9
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1,100
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14.5
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0.0009
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6,470
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5,140
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939,000
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3,130
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941,000
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0.31
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135°F/57°C
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-
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Tan
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1:1
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6 - 8
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90 - 120
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68
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0.9
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1,500
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30.0
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0.0014
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3,980
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2,620
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347,000
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1,530
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350,000
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0.15
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132°F/56°C
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3.5 x 10-5
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Brown
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1:1
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10 - 11
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2 - 3 hr.
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55
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0.59
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1,200
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47.0
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0.0014
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2,700
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1,840
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160,000
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1,490
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72,400
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0.12
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128°F/53°C
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4.18 x 10-5
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Tan
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1:1
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6 - 7
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60 - 90
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84
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1.9
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1,450
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14.5
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0.0012
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7,140
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3,070
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505,000
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1,770
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561,000
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0.29
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131°F/55°C
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3.13 x 10-5
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Gray
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1:1
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13
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3 - 4 hr.
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84
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1.9
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6,000
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14.5
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–
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–
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–
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–
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–
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–
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–
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–
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–
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White
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1:1
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15
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3 - 4 hr.
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84
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1.9
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3,500
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14.5
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–
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–
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–
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–
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–
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–
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–
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–
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–
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White
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1:1
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7 - 10
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60 - 90
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85
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1.78
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1,500
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15.6
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0.0017
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7,400
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4,900
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580,000
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3,100
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941,000
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0.28
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139°F/59°C
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2.5 x 10-5
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Blue
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Pro-Cast 132
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1:1
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5 - 7
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30 - 60
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84
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1.71
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5,000
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16.2
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0.0028
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8,200
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6,700
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635,000
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4,200
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759,000
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0.31
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146°F/63°C
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3.5x 10-5
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Gray
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1:1
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6 - 7
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60
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85
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1.9
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1,500
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14.5
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0.0010
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7,841
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4,705
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803,333
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2,663
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990,833
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0.31
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148°F/63°C
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–
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Green
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1:1
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7 - 8
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60 - 90
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85
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1.9
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1,650
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14.5
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0.001
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6,500
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3,500
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900,000
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3,000
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902,000
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0.30
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125°F/51°C
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–
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Blue
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1:1
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6 - 7
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60 - 100
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70
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1.12
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80
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24.7
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0.0022
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5,000
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5,600
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168,000
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3,300
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170,000
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0.35
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137°F/58°C
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7.61 x 10-5
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Beige
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1:1:1
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9 - 10
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30 -120
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73
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0.95
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1,700
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29.1
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0.0023
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4,500
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4,000
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325,000
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2,400
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373,000
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0.22
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144°F/ 60°C
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4.12 x 10-5
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Beige
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1:1:3
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9 - 10 |
60 -120
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80
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1.65
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2,500
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16.8
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0.0027
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6,100
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5,200
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512,000
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3,200
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587,000
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0.36
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127°F/ 53°C
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4.56 x 10-5
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Beige
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1:1:1
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7 - 8
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60 - 120
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65
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0.8
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2,500
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34.6
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0.0028
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5,500
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3,700
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340,000
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2,400
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–
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0.24
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122°F/ 50°C
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–
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Gray
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1:1:3
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10-12
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60 - 120
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83
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1.7
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4,400
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16.2
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0.001
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5,500
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4,500
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510,000
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2,860
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–
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0.34
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122°F/ 50°C
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4.13 x 10-5
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Gray
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1:1
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3-4
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15 - 30
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78
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1.7
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5,000
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16.2
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0.005
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5,000
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3,000
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400,000
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2,000
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–
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–
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135°F/ 57°C
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4.1 x 10-5
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Brown
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ASTM Tests
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–
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–
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–
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–
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–
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–
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–
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D-2566
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D-695
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D-790
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D-790
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D-638
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D-638
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D-256
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D-648
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D-696-88
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–
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**Actual shrinkage dependent upon mass