Test Standard

Units

 
 

Acetals

Nylons

High Performance Materials

  Unfilled Products Enhanced Wear Products Other Extruded Nylons Cast Nylons  
Mechanical                                                        
 
Unfilled Homopolymer
Unfilled Copolymer
13% PTFE Powder
13% PTFE Fiber
Static dissipative acetal
Unfilled Nylon 6/6
MoS2 Filled Nylon 6/6
Nylon 6/12
30% Glass Fiber Filled Nylon 6/6
Kevlar® Fiber Filled Nylon 6/6
Zytel® ST801
Unfilled Nylon 6
MoS2 Filled Nylon 6/6
Heat Stabilized Nylon 6
Oilfilled Nylon 6
30% Glass Fiber filled Nylon 6
Unfilled Polycarbonate
20% Glass Fiber Reinforced PC
PVT Unfilled
PVT Lubricated
PVDF Unfilled
PVDF Unfilled
Unfilled Polyetherimide
30% Glass Fiber Reinforced PEI
PPS Unfilled
Standard Unfilled
30% Glass Fiber
Bearing & Wear Grade
Specific Gravity ASTM D792 --- 1.42 1.40 1.48 1.50 1.33 1.14 1.16 1.06 1.25 1.18 1.08 1.15 1.16 1.15 1.14 1.28 1.20 1.35 1.35 1.27 1.78 1.77 1.27 1.51 1.35 1.2 1.51 1.44
Tensile Strength ASTM D638 psi 9,600-11,000 9,000-10,200 8,000-8,500 7,600-8,000 6,600 11,500 11,800 8,000 18,300 14,750 7,500 12,000 11,500 12,000 10,000 18,000 9000-10,500 16,000 9,000-9,500 8,000-8,500 6,000 7,850 15,200 24,500 12,500 14,000 22,600 20,500
Tensile Elongation ASTM D638 % 30-50 30-60 15-30 15-30 45 60 50 200 4-6 4-5 60 20-60 20-40 20-60 20-60 8 100-140 4-6 25-100 25-100 150 80 60-80 13 6 60 2.7 2.5
Tensile Modulus of Elasticty ASTM D638 psi 450,000 400,00 600,000 550,000   410,000 500,000 325,000 1,200,000     450,000 450,000 450,000 400,000   330,000 860,000 410,000 365,000 228,000 348,000 430,000 1,300,000 500,000 520,000 1,410,000 1,200,000
Flexural Strength ASTM D790 psi 14,300 12,000 13,500 12,500 7,000 14,500 15,000 14,000 27,000 19,000   15,500 16,000 15,500 15,000 25,000 13,200 19,000 12,000 10,200 7,250 10,800 22,000 33,000 21,000 25,000 36,300 30,500
Flexural Modulus of Elasticity ASTM D790 psi 470,000 366,000 410,000 400,000 210,000 410,000 480,000 300,000 950,000 615,000 245,000 500,000 500,000 500,000 450,000   340,000 800,000 425,000 350,000 240,000 392,000 480,000 1,300,000 600,000 600,000 1,450,000 1,175,000
Compressive Strength ASTM D695 psi 16,000 15,000 15,500 16,000   13,000 16,000 15,500 20,000     15,000 16,000 15,000 12,500 25,000 12,500 16,000 13,000 10,500     22,000 30,700   17,100 31,200 21,800
Izod Impact (notched) ASTM D256 ft.-lb./in. 1.2 1.0 0.8 0.9 2.0 1.4 0.8 1.2 2.3 1.0 17.0 0.8 0.8 0.8 1.6 1.0 1.7 2.0 1.0 0.9 5.5 2 1.0 1.6 0.5 1.32 1.8 1.2
Rockwell Hardness ASTM D785 M / R scale M94 M90 M89 M89   M80(R121) M85(R115) R108 M101   R112 M85(R115) M85(R115) M85(R115) M85(R112) M100 M70(R118) M91(R122) R117 R115 R84 R110 M109(R123) M114(R127) M93 M99(R126) M103(R124)  
Thermal                                                        
Coef. of Linear Thermal Expansion ASTM D696 in./in.-°F 6.8 x 10-5 5.4 x 10-5 5.2 x 10-5 5.0 x 10-5 6.5 x 10-5 4.0 x 10-5 4.0 x 10-5 5.0 x 10-5 1.2 x 10-5 5.0 x 10-5 6.7 x 10-5 4.0 x 10-5 4.0 x 10-5 4.0 x 10-5 5.0 x 10-5 1.5 x 10-5 3.8 x 10-5 1.49 x 10-5 4.5 x 10-5 4.8 x 10-5 6.6 x 10-5 7.1 x 10-5 3.1 x 10-5 1.1 x 10-5 3 x 10-5 2.6 x 10-5 1.2 x 10-5 1.2 x 10-5
Max. Continuous Use Temp. Nytef std. °F 185 185 185 185 185 210 210 200 210 210 210 210 210 210 210 210 265 265 225 225 300 300 340 340   500 500 500
Heat Deflection Temp. @ 264 psi ASTM D648 °F 257 504 235 260 141 504 210 149 460 450 160 210 210 210 200 300 270 295 310 305 240 235 392 410 221 320 600 >560
Melting Point ASTM D787 °F 347 200 347 347   200 495 423 504 504 504 430 430 430 430 430     437 437 340 352     540 644 644 644
Vicat Softening Temperature ASTM D3418 °F                                             426 442        
Electrical                                                        
Dielectric Strength - Short Term ASTM D149 volts/mil 500 500 400 400   400 350   530 350   400 350 400 400 500 380 490 400   260-280 260-280 830 770 450 480 175  
Dielectric Constant @ 60 Hz ASTM D150   3.7 3.8 3.1 3.1   5.0   6.0 3.5 4.0 3.2           3.17 3.17 3.3       3.2 3.7   3.5 3.7  
Dielectric Constant @ 106 Hz ASTM D150   3.7 3.8 3.1 3.1   3.6   4 3.7 3.4 2.9 3.7 3.7 3.7 3.7 3.7 2.96 3.13 3.1   8.2   3.15 3.7 3.0 3.2 3.7  
Dissipation Factor @ 60 Hz ASTM D150   0.005 0.003 0.009 0.009   0.01   0.015 0.014 0.01 0.01 0.02   0.02 0.02 0.02 0.001 0.001 0.002       0.001 0.0015 0.0009 0.003    
Volume Restivity ASTM D257 ohm-cm 1015 1015 1015 1015 109 - 1011 1015 1013 1013 1015 1015 1014 >1013 >1013 >1013 >1013 >1013 >1013 >1013 >1015 >1015 1016 5x1014 >1017 >1016 >1016 >1016 >1016 1.2 x 1010
Miscellaneous                                                        
Water Absorption/24hrs. ASTM D570 % weight 0.25 0.25 0.23 0.2 0.2 1.2 0.7 0.25 0.7 1.0 1.2 0.8 0.8 0.8 0.6 0.4 0.15 0.16 0.08 0.08 0.01-0.03 <0.04 0.25 0.16 0.02 0.2 0.11 0.06
Water Absorption @ saturation ASTM D570 % weight 0.9 0.8 0.8 0.72 2.5 8.5 6.5 3.0 5.4 8.0 6.7 6.0 6.0 6.0 4.0 3.5 0.35 0.29 0.5 0.5 0.03 0.08 1.25 0.90   0.5 0.35 0.35
Flammability UL 94   HB HB HB HB HB V-2 V-2 HB HB HB HB HB HB HB HB HB HB V-1(0.62) HB HB V-0 V-0 V-0 V-0 V-0 V-0 V-0 V-0
Dynamic Coefficient of Friction Nytef Std.   0.2 0.21 0.16 0.17   0.25 0.23 0.30 0.31 0.3 0.29 0.26 0.25 0.26 0.14 0.33     0.25 0.08 0.58         0.58   0.17
Color     White or Black White or Black Brown Brown Beige Cream Black Cream Cream Gold Cream Cream Black Blue Green Cream Clear Black White White Beige White Amber Gold Cream Tan Tan Black
Agency Approvals                                                        
FDA/USDA     Yes Yes Yes No No Yes No No No Yes No Yes No No No No             Yes No   Yes No No
NSF Std 61     Yes Yes Yes Yes No Yes No No No No No                       Yes No        
3-A Dairy Standard     Yes Yes No No No Yes No No No Yes No Yes No No No No                        
USP Class VI             No                               1.77   Yes No   Available    

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