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MELINEX® TCH21 is a super clear high gloss polyester film engineered to maintain low haze after high temperature exposure. One side is pretreated for adhesion.
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| Available Thickness [Gauge] |
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142; 200; 300; 400
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| Property |
Thickness |
Value |
Units |
Test |
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ELECTRICAL
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| Dielectric Constant |
142-400 |
2.9 |
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ASTM D150 |
| Dielectric Strength |
|
3,000 |
volts/mil |
ASTM D149 |
| Surface Resistivity |
142-400 |
10^13Â |
Ohms/sq |
ASTM D257 |
| Volume Resistivity |
|
10^17Â |
Ohms-cm |
ASTM D257 |
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OPTICAL
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| Haze |
142-400 |
0.2 - 0.5 |
% |
ASTM D1003 |
| Total Light Transmission (TLT) |
142-400 |
>90 |
% |
ASTM D1003 |
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PHYSICAL
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| C.O.F. (static) |
142-400 |
<0.6 |
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ASTM D1894 |
| Elongation at Break MD |
142-400 |
160 |
% |
ASTM D882A |
| Elongation at Break TD |
142-400 |
100 |
% |
ASTM D882A |
| Tensile Strength MD (break) |
142-400 |
23,000 |
psi |
ASTM D882A |
| Tensile Strength TD (break) |
142-400 |
30,000 |
psi |
ASTM D882A |
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THERMAL
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| Coefficient of Hydrolytic Expansion |
|
6X10-6Â |
in/in/% RHÂ |
40% - 80% RHÂ |
| Coefficient of Thermal Expansion |
142-400 |
10X10-6Â |
in/in/°F |
(68 - 122 ℉)Â |
| Shrinkage MD (150℃) |
142-400 |
1.0 |
% |
Unrestrained @150℃/30 min |
| Shrinkage TD (150℃) |
142-400 |
0.1 |
% |
Unrestrained @150℃/30 min |
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Mylar® Specialty Films U.S. Limited Partnership
3600 Discovery Drive
Chester, VA 23836-6436 USA
Tel: (800) 635-4639
Fax: (804) 530-9867
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Note: These values are typical performance data for Mylar® Specialty Films' polyester film; they are not intended to be used as design data. We believe this information is the best currently available on the subject. It is offered as a possible helpful suggestion in experimentation you may care to undertake along these lines. It is subject to revision as additional knowledge and experience is gained. Mylar® Specialty Films makes no guarantee of results and assumes no obligation or liability whatsoever in connection with this information. This publication is not a license to operate under, or intended to suggest infringement of, any existing patents.
CAUTION: Do not use in medical applications involving permanent implantation in the human body (Mylar® Specialty Films Medical Policy). For other medical applications, see the Medical Caution Statement. Mylar® Specialty Films accepts no liability for use of it's products in medical applications not reviewed and approved by Mylar® Specialty Films or for product misuse. Mylar® Specialty Films supplies products to an agreed specification and does not manufacture products designed specifically for medical end use.
Melinex®, Mylar® and Melinex® STTM are registered trademarks of Mylar® Specialty Films U.S. Limited Partnership.
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