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1. PACKING FILMS
The film have good thermal stability and toughness,lower air permeability,lower water permeability,to be used for vacuum aluminizing,complex packing&boiling bags etc. |
2.DIELECTRIC FILMS
This kind of film has stable insulation,to be used for electric wire cable,and others in insulation field. |
3.PROTECTION FILMS
Have intrinsic stability and good hyalescence,extensive applicable to decoration,advertisement,certificate,light-sensitive film etc. |
4.METALLIZATION FILMS
The films include of golden bracing film,aluminizing film and bronzing film,the product is good in lower haze,lower thermal shrinkage,size stability. |
5.ADHESIVE TAPE FILMS
Have good thermal stability,stiffness and tensile strength,applicable to all kinds of middle-grade,high-grade adhesive tape films. |
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| POLYESTER FILM BOPET: |
| ITEM |
UNIT |
THE VALUE GUARANTEED |
TEST
STANDARD |
NOMINAL
THICKNESS |
um |
8-15 |
16-36 |
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THICKNESS
DEVIATION |
% |
±1.45 |
±1.45 |
ASTM D374 |
TENSILE STRENGTH
MD
TD |
Mpa
Mpa |
>=230
>=230 |
>=200
>=200 |
ASTM D882 |
STRAIN AT BREAK
MD
TD |
Mpa
Mpa |
>=140
<=130 |
<=150
<=140 |
ASTM D882 |
E MOODULUS
MD
TD |
Mpa
Mpa |
>=4000
>=4200 |
>=4000
>=4200 |
ASTM D882 |
THERMAL SHRINKAGE
MD
TD |
%
% |
<=1.5
<=0.5 |
<=2.0
<=0.5 |
ASTM D1204 |
COEFFICIENT
OF FRICTION |
uc |
<=0.5 |
<=0.5 |
ASTM D1894 |
| HAZE |
% |
<=1.5 |
<=1.8 |
ASTM D1003 |
| GLOSS(45。) |
-- |
>=120 |
>=120 |
ASTM D2457 |
CORONA TREATMENT
LEVEL |
MN/m |
>=54 |
>=54 |
ASTM D2578 |
Appearance quality of the film:
Withort air bubbles,conglutinations,goffers,scratch marks,nicks,and so on. |
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| Film-grade Bright PET chips: |
| 1.IV |
Intrinsic viscosity |
0.62-0.68+-0.005 |
| 2.Tm(DSC) |
Melting point |
>=258°C |
| 3._COOH |
Carboxy1 |
<=25mval/kg |
| 4.DEG |
Diethylene Glycol |
<=1.0wt% |
| 5.p |
Resistivity |
>=5*107Ω·cm |
| 6.L |
|
>=88 |
| b |
Chroma |
<=3.0 |
| 7.Ash |
Ash content |
<=300ppm |
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