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Rulon Bearings

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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 PropertiesOriginal ValueComments
Specific Gravity 1.48 g/ccASTM D792
Filler Content 43 %=/- 2%; ASTM D2584
Water Absorption 0.80 %ASTM D570
Relative Viscosity 50 cPASTM D789
Linear Mold Shrinkage 0.0020 in/inASTM D955
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell R 121ASTM D785
Tensile Strength at Break 29152 psiASTM D638
Elongation at Break 2.0 %ASTM D638
Flexural Strength 35.0 ksiASTM D790
Flexural Modulus 1500 ksiASTM D790
Izod Impact, Notched 1.50 ft-lb/in
@Temperature 22.8 °C
ASTM D256
 
Thermal PropertiesOriginal ValueComments
Melting Point 419 °FASTM D789
Deflection Temperature at 0.46 MPa (66 psi) 425 °FASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 405 °FASTM D648
 
Processing PropertiesOriginal ValueComments
Rear Barrel Temperature 480 - 520 °F
Middle Barrel Temperature 500 - 540 °F
Front Barrel Temperature 520 - 560 °F
Nozzle Temperature 520 - 560 °F
Melt Temperature 500 - 540 °F
Mold Temperature 100 - 200 °F
 180 - 200 °FBest aesthetics
Drying Temperature 176 °F
Dry Time 4 - 6 hour
Moisture Content <= 0.13 %
Dew Point <= 0.000 °F
Drying Air Flow Rate 0.800 - 1.00 ft³/min (CFM)per lb/hour resin processed
Injection Pressure 10000 - 20000 psi
Back Pressure 0.000 - 75.0 psi
Cushion 0.250 in
Screw Speed 30 - 75 rpm
 
Descriptive Properties
Fill RateModerate
Hold Pressure40-60% of injection pressure
Packing Pressure50-75% of injection pressure

**
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PMRC004 / 89433

Master Bond adhesives

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