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Material Properties

 
PROPERTIES UNITS ASTM test method Nylon 6/6 (Molded) Nylon 6/6 30% glass- filled Polyphenyl- sulfone (Radel®R*) Acetal (homo polymer) Polycarbonate
Tensile strength psi D-638 9000 25,000 10,100 9700-10,000 9000
at yield Mpa   62 172 70 68 62
Elongation   D-638          
at yield %   20 5-10 7.2 NR 100-130
at fail %   200 40 60-120 4 135
Flexural Modulus 103psi D-790 190 800-900 350 380-430 340-350
at yield Mpa   1310 5516-6206 2413 2620-2965 2344-2413
Izod impact ft-lb/in D-256 3.0 2 13 1.2-2.3 17
strength notched joules/m 160 107 694 64-123 908
Delflection temp.   D-648          
at 66 psi ºF (ºC)   430 (221) 500 (260) 417 (214) 330-342 300-305
            (165-172) (149-152)
at 264 psi ºF (ºC)   160 (71) 485-490 405 (207) 270-277 290-295
        (251-255)     (132-136) (143-146)
Melting point ºF D-789 482 500-509 428Tg 347-358 284-302
  ºC   250 260-26S Tm 220 Tg 175-181 Tm 140 -150 Tg
Dielectric strength V/mil D-149 550 500 380 (@.125" thk) 500 380-399
Volume resistivity ohm-cm D-257 2 x 10E+13 1 x 10E+15 9 x 10E+15 >1 x 10E+15 >1 x 10E+16
Water absorption %/24hr. D-570 1.1 0.9 0.37 .21-.25 0.15
UL flammability - - - UL 94 94 V-2 94 HB 94 V-0 94 HB 94 V-2
Rockwell Hardness R, M scales D-785 R105 M96 R124 M90-M94 R118
Flexural Strength 103 psi D-790 17.9 36-38 13.2 13.6-14.1 14-14.2
  Mpa   123 255 91 95 97
Thermal Btu-in/hr C177          
conductivity ft2-ºF   1.7 1.4-1.5 2.42 1.6 1.3
  W/m-K   .25 .20-.22 .35 .23 .19
Specific Gravity - - - D-792 1.16 1.37-1.39 1.29-1.30 1.42 1.2
Max. service ºF - - - 221 230-240 356 195 212
temperature ºC   105 110-116 180 91 100

* Radel R-5000 and R-5100 NT15 NR: Not Reported.

 

PROPERTIES UNITS ASTM test method PVC CPVC Polyurethane 40% long glass filled Ultem 1000 Ultem 2300 30% glass filled
Tensile strength psi D-638 7450 8000 27,000 15,200 24,500*
at yield Mpa   51 48 190 105 160*
(at break*)            
Elongation   D-638          
at yield %   NR NR 2 7-8 N.A.
at fail %   40-80 NR 2 60 3
Flexural Modulus 103psi D-790 400 NR 1500 480 1300
at yield Mpa   2760 NR 10,000 3300 9000
Izod impact ft-Ib/in D-256 >5.0 1.5 8 1 2.0
strength notched joules/M   >270 80 430 50 110
Defflection temp.   D-648          
at 66 psi ºF (ºC)   NR 215-247 NR 410 (210) 412 (212)
        (101-120)      
at 264 psi ºF (ºC)   170 (77) 202-234 210 (99) 392 (200) 410 (210)
        (94-112)      
Melting point ºF D-789 193-246 395 366 (Vicat) 338 (Vicat) 356 (Vicat)
  ºC   75-105 Tg 201 186 170 180
Dielectric strength V/mil D-149 1413 1250 500 830 770
Volume resistivity ohm-cm D-257 1.2 x 10E+12 3.4 x 10E+15 NR 6.7 x 10E+17 3.0 x 10E+16
Water absorption %/24hr. D-570 0.05 0.03 0.11 0.25 0.16
UL flammabilfty - - - UL 94 94 V-0 94 V-0 94 HB 94 V-0 94 V-0
Rockwell Hardness R, M scales D785 R115 R117-122 R119 M109 M114
Flexural Strength 103psi D-790 14.45 14.5-17 40 22 33
  Mpa   99.63 109 275 150 230
Thermal Btu-in/hr C177          
conductivity ft2-ºF    .96 .96 NR 1.5 1.6
  W/m-K   .14 .14 NR .22 .23
Specific Gravity - - - D-792 1.37 1.55 1.5 1.27 1.51
Max. service ºF - - - 140 200 150 338 342
temperature ºC   60 93 65 170 172

 

PROPERTIES UNITS ASTM test method PCTFE PVDF (Kynar®) ECTFE (Halar® 300-500LC) PTFE (Teflon®) PFA
Tensile strength at yield (at break*) psi Mpa D-638 4600-5725 32-40 5000-7000 34-48 4200-4300 29-30 3000 21 4000-4300* 28-30*
Elongation at yield at fail % % D-638 NR 150 NR 50-250 5 250-260 NR 300 N.A. 300
Flexural Modulus at yield 103psi Mpa D-790 185-255 1280-1750 170-325 1172-2240 242-245 1670-1690 500 3447 20 827
Izod impact strength notched ft-Ib/in joules/M D-256 7.6 406 20-80 1068-4270 No Break No Break 3.0 160 No Break No Break
Deflection temp. at 66 psi at 264 psi ºF (ºC) ºF (ºC) D-648 258 (126) 167 (70) 234-284 (112-140) 176-194 (80-90) 194-197 (90-92) 145-152 (63-67) 260 (127) 132 (55) NR NR
Melting point ºF ºC D-789 410-420 210-215 330 165 464 240 612 322 590 310Tm