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MELINEX® STCH21

Product Description
MELINEX® STCH21 is a super clear, high gloss, heat stabilized polyester film engineered to maintain low haze after high temperature exposure. One side is pretreated for adhesion.



Typical Properties
Available Thickness [Gauge]
200;    300;    400


Property Thickness Value Units Test
ELECTRICAL
Dielectric Constant  200-400  2.9    ASTM D150 
Dielectric Strength    3,000  volts/mil  ASTM D149 
Surface Resistivity  200-400  10^13   Ohms/sq  ASTM D257 
Volume Resistivity    10^17   Ohms-cm  ASTM D257 
 
OPTICAL
Haze  200-400  0.2 - 0.5  ASTM D1003  
Total Light Transmission (TLT)  200-400  >90  ASTM D1003  
 
PHYSICAL
C.O.F. (static)  200-400  <0.6    ASTM D1894 
Elongation at Break MD  200-400  160  ASTM D882A 
Elongation at Break TD  200-400  100  ASTM D882A 
Tensile Strength MD (break)  200-400  23,000  psi  ASTM D882A 
Tensile Strength TD (break)  200-400  30,000  psi  ASTM D882A 
 
THERMAL
Coefficient of Hydrolytic Expansion    6X10-6   in/in/% RH   40% - 80% RH  
Coefficient of Thermal Expansion  200-400  10X10-6   in/in/°F   (68 - 122 °F)  
Shrinkage MD (150°C)  200-400  0.1  Unrestrained @150°C/30 min 
Shrinkage TD (150°C)  200-400  0.02  Unrestrained @150°C/30 min 


Contact Info
DuPont Teijin Films U.S. Limited Partnership
3600 Discovery Drive
Chester, VA 23836 USA
Tel: (800) 635-4639
Fax: (804) 530-9867


Disclaimer
Note: These values are typical performance data for DuPont Teijin 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. DuPont Teijin 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 (DuPont Teijin Films Medical Policy). For other medical applications, see the Medical Caution Statement. DuPont Teijin Films accepts no liability for use of it's products in medical applications not reviewed and approved by DuPont Teijin Films or for product misuse. DuPont Teijin 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 DuPont Teijin Films U.S. Limited Partnership.
 
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