CUSTOM COMPOUNDERS SINCE 1973

Polifil® GFN/MRN 6

GFN/MRN 6

Glass & Mineral Reinforced Nylon 6

Polifil® GFN/MRN 6 reinforced series of compounds provide good heat and dimensional stability and offer extended or continuous stability under high temperatures. These have been found useful in industrial clamp components as well as bearings. Standard processing techniques are applicable.

Use this information as a guide to aid you in selecting the proper resin for your application. TPG will custom compound and fine-tune our formulations for your application.

The property values listed in the PDF document(s) have been obtained using laboratory controlled test methods. They are offered without guarantee since conditions under which the product is used are beyond our control. Mold shrinkage is intended as a guide only, as specific shrinkage is affected by part design, mold design and molding conditions. Therefore, The Plastics Group disclaims any liability for loss or damage incurred in connection with the use of this product.


Physical
ASTM/
Method
Polifil®
930L-13GF
Polifil®
930L-33GF
Polifil®
89MRG-FHS
Polifil®
82MR
Reinforcement content (%) TPG WI 13 33 40 40
Specific gravity D 792 1.21 1.36 1.48 1.45
Melt flow (g/10 min) D 1238 n/a n/a n/a n/a
Water absorption, 24 hours (%) D 570 1.4 1.1 0.09 0.9
Mold shrinkage - 1/8" specimen (in/in) D 955 0.005 0.003 0.004 0.006
Mechanical @ 73°F*          
Tensile strength (psi) D 638 16,000 23,000 17,000 12,000
Elongation @ yield (%) D 638 2.0 2.0 2.0 3.0
Elongation @ break (%) D 638 3.0 3.0 3.0 6.0
Tensile modulus (kpsi) D 638 900 1,350 1,000 800
Flexural modulus, tangent (kpsi) D 790 750 1,200 950 750
Flexural strength (psi) D 790 23,000 30,000 24,000 19,000
Izod impact, notched (ft-lbs/in) D 256 1.0 2.0 1.8 0.9
Gardner impact, 1/2" tup (in-lbs) D 5420 6 4 6 12
Rockwell hardness (R-scale) D 785 119 119 121 114
Thermal          
Deflection temperature, 66psi (°F) D 648 420 420 420 400
Deflection temperature, 264psi (°F) D 648 390 410 390 248

* melt flow may be specified