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Rulon Bearings

NatureWorks® Ingeo™ 6752D Spunbond Grade Biopolymer
Categories: Polymer; Renewable/Recycled Polymer; Thermoplastic; Polylactic Acid (PLA) Biopolymer

Material Notes: Sheath polymer for spunbound uses. NatureWorks® PLA polymer 6752D, a NatureWorks LLC product, is a thermoplastic fiber-grade resin de-rived from annually renewable resources. Available in pellet form, 6752D is designed for extrusion into mechanically drawn staple fibers using conventional fiber spinning and drawing equipment.

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.24 g/cc1.24 g/ccASTM D792
Melt Density 1.08 g/cc
@Temperature 230 °C
0.0390 lb/in³
@Temperature 446 °F
ASTM D1238
Viscosity Measurement 3.33.3Relative Viscosity; CD Internal Viscotek Method
Melt Flow 15 g/10 min
@Load 2.16 kg,
Temperature 210 °C
15 g/10 min
@Load 4.76 lb,
Temperature 410 °F
ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Elongation at Break 10 - 70 %10 - 70 %Fiber; ASTM D2256/ASTM D3822
Tenacity 0.221 - 0.353 N/tex2.50 - 4.00 g/denierASTM D2256/ASTM D3822
 
Thermal PropertiesMetricEnglishComments
Melting Point 150 - 160 °C302 - 320 °FASTM D3418
Glass Transition Temp, Tg 55.0 - 60.0 °C131 - 140 °FASTM D3417
Shrinkage <= 8.0 %
@Temperature 120 °C,
Time 600 sec
<= 8.0 %
@Temperature 248 °F,
Time 0.167 hour
Hot Air; ASTM D2102
 
Processing PropertiesMetricEnglishComments
Drying Temperature 80.0 - 100 °C176 - 212 °F
Dew Point -35.0 °C-31.0 °F
Drying Air Flow Rate >= 14.2 l/min>= 0.500 ft³/min (CFM)

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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