Home > Materials > Noryl

Noryl

Noryl® (polypheny­lene oxide)

Prop­er­ties

  • Low mois­ture absorption
  • Good elec­tri­cal insu­la­tion over a wide vari­ety of temperatures
  • Supe­rior impact strength
  • Long-term dimen­sional stability

Com­mon uses

  • Elec­tron­ics and elec­tri­cal equipment
  • Coat­ing
  • Machin­ery
  • Busi­ness equipment
  • Appli­ances
Noryl

Noryl

Mate­r­ial Specifications

ASTM or UL test Prop­erty Unfilled
Phys­i­cal
D792 Den­sity (g/cm3) 1.08
D570 Water absorp­tion, 24 hrs (%) 0.070
Mechan­i­cal
D638 Ten­sile strength (psi) 9,600
D638 Ten­sile mod­u­lus (psi) 350,000
D638 Ten­sile elon­ga­tion at break (%) 30
D790 Flex­ural strength (psi) 13,500
D790 Flex­ural mod­u­lus (psi) 360,000
D785 Hard­ness, Rockwell R119
D256 Izod notched impact (ft-lb/in) 5.0
Ther­mal
D696 Coef­fi­cient of lin­ear ther­mal expan­sion (x 10–5 in/in/F°/C°) 3.3
D648 Heat deflec­tion temp at 264 psi (F°/C°) 265/129
D3418 Melt­ing temp (F°) -
- Max oper­at­ing temp (F°/C°) 220/105
C177 Ther­mal con­duc­tiv­ity
(BTU-in/ft2–h– F°)		 1.32
UL94 Flam­ma­bil­ity rating V-O
Elec­tri­cal
D149 Dielec­tric strength (V/mil)
short time, ⅛” thick		 500
D150 Dielec­tric con­stant at 60 Hz 2.7
D150 Dis­si­pa­tion fac­tor at 60 Hz 0.001
D257 Vol­ume resis­tiv­ity (ohm/cm) at 50% RH 1017

These are typ­i­cal val­ues for ref­er­ence and com­par­i­son only. They should not be used as a basis for design spec­i­fi­ca­tions or qual­ity con­trol. Con­tact us for the man­u­fac­tur­ers’ com­plete mate­r­ial prop­erty datasheets. All val­ues were taken at 73°F (23°C) unless oth­er­wise noted.

Don’t see what you’re look­ing for? Call us at 800–423-2769 or email us at tom@crownplasticsinc.com.

ASTM or UL test

Prop­erty

Unfilled

Phys­i­cal

D792

Den­sity (g/cm3)

1.08

D570

Water absorp­tion, 24 hrs (%)

0.070

Mechan­i­cal

D638

Ten­sile strength (psi)

9,600

D638

Ten­sile mod­u­lus (psi)

350,000

D638

Ten­sile elon­ga­tion at break (%)

30

D790

Flex­ural strength (psi)

13,500

D790

Flex­ural mod­u­lus (psi)

360,000

D785

Hard­ness, Rockwell

R119

D256

Izod notched impact (ft-lb/in)

5.0

Ther­mal

D696

Coef­fi­cient of lin­ear ther­mal expan­sion (x 10–5 in/in/F°/C°)

3.3

D648

Heat deflec­tion temp at 264 psi (F°/C°)

265/129

D3418

Melt­ing temp (F°)

-

-

Max oper­at­ing temp (F°/C°)

220/105

C177

Ther­mal con­duc­tiv­ity
(BTU-in/ft2–h– F°)


1.32
4.55

UL94

Flam­ma­bil­ity rating

V-O

Elec­tri­cal

D149

Dielec­tric strength (V/mil)
short time, ⅛” thick

500

D150

Dielec­tric con­stant at 60 Hz

2.7

D150

Dis­si­pa­tion fac­tor at 60 Hz

0.001

D257

Vol­ume resis­tiv­ity (ohm/cm) at 50% RH

1017