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Master Bond adhesives

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Star Plastics Star Prime™ PC721R Molding Grade Polycarbonate
Categories: Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Unreinforced, Flame Retardant

Material Notes: Molding Grade PC, w/ Release. Polycarbonate (PC), “STAR PRIME”, Furnished as Pellets. May be used to produce molded or extruded articles or as a component of other industrial products.

Information provided by Star Plastics.

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 PropertiesOriginal ValueComments
Specific Gravity 1.20 g/ccASTM D792
Linear Mold Shrinkage 0.0050 - 0.0070 in/inASTM D955
Melt Flow 16 g/10 min
@Load 1.20 kg,
Temperature 300 °C
ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength, Yield 8700 psiASTM D638
Tensile Modulus 345000 psiASTM D638
Flexural Yield Strength 13000 psiASTM D790
Flexural Modulus 345000 psiASTM D790
Izod Impact, Notched 14.0 ft-lb/in
@Thickness 3.17 mm,
Temperature 22.8 °C
ASTM D256
 
Thermal PropertiesOriginal ValueComments
Deflection Temperature at 1.8 MPa (264 psi) 260 °F
@Thickness 3.17 mm
ASTM D648
Flammability, UL94 V-2
@Thickness 3.00 mm
 V-2
@Thickness 1.50 mm
 
Processing PropertiesOriginal ValueComments
Rear Barrel Temperature 475 - 525 °F
Middle Barrel Temperature 500 - 550 °F
Front Barrel Temperature 525 - 575 °F
Nozzle Temperature 525 - 575 °F
Melt Temperature 525 - 575 °F
Mold Temperature 160 - 210 °F
Drying Temperature 250 °F
@Time 14400 sec
Moisture Content <= 0.020 %
Back Pressure 50.0 - 200 psi
Screw Speed 40 - 100 rpm

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PSTARP9890 / 255076

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