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Rulon Bearings

MRC Polymers EMAREX™ 300 GF43 Nylon 6, 43% Glass Fiber Filled  (discontinued **)
Categories: Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 6 (PA6); Nylon 6, 40% Glass Fiber Filled

Material Notes:
  • Available in Black only
  • Can be UV and Heat Stabilized
Property data for DAM samples.

Information provided by MRC Polymers Inc.

Key Words: PA6
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 1.48 g/cc1.48 g/ccASTM D792
Filler Content 43 %43 %=/- 2%; ASTM D2584
Water Absorption 0.80 %0.80 %ASTM D570
Relative Viscosity 50 cP50 cPASTM D789
Linear Mold Shrinkage 0.0020 cm/cm0.0020 in/inASTM D955
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 121121ASTM D785
Tensile Strength at Break 201.00 MPa29152 psiASTM D638
Elongation at Break 2.0 %2.0 %ASTM D638
Flexural Strength 241 MPa35000 psiASTM D790
Flexural Modulus 10.3 GPa1500 ksiASTM D790
Izod Impact, Notched 0.801 J/cm
@Temperature 22.8 °C
1.50 ft-lb/in
@Temperature 73.0 °F
ASTM D256
 
Thermal PropertiesMetricEnglishComments
Melting Point 215 °C419 °FASTM D789
Deflection Temperature at 0.46 MPa (66 psi) 218 °C425 °FASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 207 °C405 °FASTM D648
 
Processing PropertiesMetricEnglishComments
Rear Barrel Temperature 249 - 271 °C480 - 520 °F
Middle Barrel Temperature 260 - 282 °C500 - 540 °F
Front Barrel Temperature 271 - 293 °C520 - 560 °F
Nozzle Temperature 271 - 293 °C520 - 560 °F
Melt Temperature 260 - 282 °C500 - 540 °F
Mold Temperature 37.8 - 93.3 °C100 - 200 °F
 82.2 - 93.3 °C180 - 200 °FBest aesthetics
Drying Temperature 80.0 °C176 °F
Dry Time 4 - 6 hour4 - 6 hour
Moisture Content <= 0.13 %<= 0.13 %
Dew Point <= -17.8 °C<= 0.000 °F
Drying Air Flow Rate 22.7 - 28.3 l/min0.800 - 1.00 ft³/min (CFM)per lb/hour resin processed
Injection Pressure 68.9 - 138 MPa10000 - 20000 psi
Back Pressure 0.000 - 0.517 MPa0.000 - 75.0 psi
Cushion 0.635 cm0.250 in
Screw Speed 30 - 75 rpm30 - 75 rpm
 
Descriptive Properties
Fill RateModerate
Hold Pressure40-60% of injection pressure
Packing Pressure50-75% of injection pressure

**
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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