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Master Bond adhesives

Star Plastics PC/PBT7804 Molding Grade PC/PBT
Categories: Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate/Polybutylene Terephthalate (PBT) Blend, Unreinforced; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes: Information provided by Star Plastics, Inc.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Specific Gravity 1.20 g/cc1.20 g/ccASTM D792
Maximum Moisture Content 0.0200.020
Linear Mold Shrinkage 0.0080 - 0.011 cm/cm0.0080 - 0.011 in/inASTM D955
Melt Flow 4.0 g/10 min
@Load 3.80 kg,
Temperature 230 °C		4.0 g/10 min
@Load 8.38 lb,
Temperature 446 °F		ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 48.3 MPa7000 psiASTM D638
Tensile Modulus 1.86 GPa270 ksiASTM D638
Flexural Yield Strength 72.4 MPa10500 psiASTM D790
Flexural Modulus 1.97 GPa285 ksiASTM D790
Izod Impact, Notched 6.67 J/cm12.5 ft-lb/in73°F, 0.125 in.; ASTM D256
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 1.8 MPa (264 psi) 93.3 °C200 °Funannealed, .125in; ASTM D648
 
Processing PropertiesMetricEnglishComments
Rear Barrel Temperature 232 - 249 °C450 - 480 °F
Middle Barrel Temperature 246 - 260 °C475 - 500 °F
Front Barrel Temperature 246 - 266 °C475 - 510 °F
Nozzle Temperature 252 - 266 °C485 - 510 °F
Melt Temperature 252 - 274 °C485 - 525 °F
Mold Temperature 48.9 - 87.8 °C120 - 190 °F
Drying Temperature 121 °C250 °F
Dry Time 4 hour4 hour
Back Pressure 0.345 - 0.689 MPa50.0 - 100 psi
Screw Speed 40 - 75 rpm40 - 75 rpm

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PSTARP44 / 68608




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