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Master Bond adhesives

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Star Plastics PC20NBR Molding Grade PC with Release  (discontinued **)
Categories: Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Molded

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 PropertiesOriginal ValueComments
Specific Gravity 1.20 g/ccASTM D792
Maximum Moisture Content 0.020
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cmASTM D955
Melt Flow 20 g/10 min
@Load 1.20 kg,
Temperature 300 °C
ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength, Yield 8300 psiASTM D638
Tensile Modulus 340000 psiASTM D638
Flexural Yield Strength 12000 psiASTM D790
Flexural Modulus 340000 psiASTM D790
Izod Impact, Notched NB73°F, 0.125 in.; ASTM D256
 
Thermal PropertiesOriginal ValueComments
Deflection Temperature at 1.8 MPa (264 psi) 260 °Funannealed, .125in; ASTM D648
 
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
Dry Time 4 hour
Back Pressure 50.0 - 200 psi
Screw Speed 40 - 100 rpm

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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