PETG

PETG (glycol-modified poly­eth­yl­ene tereph­tha­late) [Vivak®]

Prop­er­ties

  • Clear, high-gloss, amor­phous thermoplastic
  • High stiff­ness, hard­ness and toughness
  • Excel­lent impact strength
  • Easy to form, die-cut and punch
  • Not sug­gested for long-term out­door use

Com­mon uses

  • Blis­ter packaging
  • Med­ical device packaging
  • Face shields
  • Dis­play racks
  • Bot­tles for soaps, deter­gents and oils
PETG

PETG

Mate­r­ial Specifications

ASTM or UL test Prop­erty Value
Phys­i­cal
D792 Den­sity (g/cm3) 1.27
D570 Water absorp­tion, 24 hrs (%) 0.1–0.3
Mechan­i­cal
D638 Ten­sile strength (psi) 6,990
D638 Ten­sile modulus 301,000
D638 Ten­sile elon­ga­tion at break (%) 75
D790 Flex­ural strength (psi) 10,300–12,000
D790 Flex­ural mod­u­lus (psi) 290,000–320,000
D785 Hard­ness, Rockwell 104
D256 Izod notched impact (ft-lb/in) 1.7
Ther­mal
D3418 Melt­ing temp (F°) -
D696 Coef­fi­cient of lin­ear ther­mal
expan­sion (x 10–5 in./in./°F)
0.00003
D648 Heat deflec­tion temp (F°/C°)
at 264 psi
-
- Max oper­at­ing temp (F°/C°) 150/65
C177 Ther­mal con­duc­tiv­ity
(BTU-in/ft²-hr-°F)
-
UL94 Flam­ma­bil­ity rating H-B
Elec­tri­cal
D150 Dielec­tric con­stant at 1 KHz 4.0
D150 Dis­si­pa­tion fac­tor at 1 KHz 0.005
D149 Dielec­tric strength (V/mil)
short time, ⅛” thick
420
D257 Vol­ume resis­tiv­ity (ohm/cm) at 50% RH 6.0 x 1015
Opti­cal
Refrac­tive index 1.57
Light trans­mis­sion (%) 86

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.