POLYESTER FILM

POLYESTER FILM

Polyester Film ER/ERE is slightly hazy film with excellent handling properties used specially for Cable Wrap, Electrical Insulation, Lamination, Transformer and Motor Winding, Cassette Mask, Adhesive Tapes and other general purpose applications, IFIC application, specific application.

Polyester Film ER/ERE is slightly hazy film with excellent handling properties used specially for Cable Wrap, Electrical Insulation, Lamination, Transformer and Motor Winding, Cassette Mask, Adhesive Tapes and other general purpose applications, IFIC application, specific application.

TECHNICAL DATA
PROPERTIESUNITSASTM # / TEST METHODER/ERE
CHEMICAL RESISTANCE
CHEMICAL RESISTANCE
Dilute Acids & AlkalisGood
Concentrated AlkalisPoor
Concentrated Hydrochloric AcidFair
Concentrated Sulphuric AcidPoor
Grease, Oils and FatsGood
Organic Solvents, Alcohol & HydrocarbonsGood
Ketones, Esters and Chlorinated compoundsFairly Good
Phenols, Cresols & Chlorinated phenolsPoor
GENERAL DATA
THICKNESSMICGPL121923365075100125190250350
Yieldm /KgGPL59.537.53119.014.39.57.145.713.762.862.04
Densitygm/ccASTM-D-15051.4
Water Absorption (MAX)%ASTM-D-5700.8
Service TemperatureDeg CGPL-70to150
Oligomer Extraction%GPLNA
OPTICAL DATA

HAZE%ASTM-D-10034.04.05.08.010.010.010.010.020.025.030.0

MECHANICAL DATA
TENSILE STRENGTH–
MDKg/cm2ASTM-D-88220002000200020002000190019001900190016001500
TDKg/cm2ASTM-D-88220002000200020002000190019001900190016001500
Elongation
MD%ASTM-D-882120120120140140140140140160170170
TD%ASTM-D-882100100100130130130140140160170170
COF – Static (One Side to Other)–ASTM-D-18940.50.50.50.40.40.40.40.40.40.40.4
THERMAL DATA
SHRINKAGE @ 150 DEG C FOR 30 MINS%
MD%ASTM-D-12042.02.01.41.21.21.21.21.21.21.01.0
TD%ASTM-D-12040.40.40.40.40.40.40.40.40.40.40.4
Shrinkage @ 190 Deg C for 5 mins
MD%ASTM-D-1204NA
TD%ASTM-D-1204NA
Melting PointDeg CDSC250
Coefficient of thermal expansion between
20 Deg C1/K (cm/cm Deg C)36 x 10- 6 (MD)
50 Deg C1/K (cm/cm Deg C)36 x 10- 6 (MD)
Specific Heat @ 25 Deg CCal/gm Deg CNA
ELECTRICAL DATA
BREAK DOWN VOLTAGE IN AIR (2″ ELECTRODE)KVASTM-D-1493.54.55.57.59.512.513.515.518.519.522.5
Surface ResistivityOhmASTM-D-25710.12
Volume ResistivityOhm/mASTM-D-25710.16
Die Electric ResistivityASTM-D-150NA
PermitivityIEC 250
23 Deg C, 50 Hz3.26
23 Deg C, 1kHz3.24
23 Deg C, 10kHz3.21
0 Deg C, 50 Hz3.26
50 Deg C, 50 Hz3.27
100 Deg C, 50 Hz3.35
150 Deg C, 50 Hz3.65
Dissipation FactorIEC 250
23 Deg C, 50 Hz0.002
23 Deg C, 1kHz0.0055
23 Deg C, 10kHz0.011
0 Deg C, 50 Hz0.004
50 Deg C, 50 Hz0.0015
100 Deg C, 50 Hz0.007
150 Deg C, 50 Hz0.006

For Any Inquiries Contact:-

(Insulation Division)

Call +91 8928403615 or Email : insulation@domadia.com

We also Supply Polymide film.

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