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Mylar® MO polyester film has excellent electrical properties. This film offer exceptional cut-through resistance, low shrinkage, low moisture absorption, and high thermal durability. It offers product uniformity that enhances processing on automatic slot and wedge insertion equipment.
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The inherit mechanical durability of Mylar® Type MO film and its good dielectric and thermal durability characteristics endow this film with multiple advantages in motors and generators.
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Mylar® MO film is being widely used for electrical insultation in slot liners, wedges, and phase insulation for motors and generators. This film is also frequently used in hermetic motor/compressor sealed units, fractional horse power motors, diaphragms, and industrial laminations.
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UL Recognition -
Product has been registered with Underwriters Laboratories.
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| Available Thickness [Gauge] |
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500
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| Property |
Thickness |
Value |
Units |
Test |
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ELECTRICAL
|
| Breakdown Voltage |
500 |
13.5 |
kV |
ASTM D149 1/4" electrode 500 V/sec 25℃ in air |
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OPTICAL
|
| Opacity |
500 |
14 |
% |
optical density |
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PHYSICAL
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| Density |
500 |
1.3923 |
g/cc |
|
| Elongation at Break MD |
500 |
140 |
% |
ASTM D882A |
| Elongation at Break TD |
500 |
115 |
% |
ASTM D882A |
| Tensile Strength MD |
500 |
27 |
psi |
ASTM D882A |
| Tensile Strength TD |
500 |
30 |
psi |
ASTM D882A |
| Yield (nominal) |
500 |
4,000 |
in²/lb |
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THERMAL
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| Shrinkage MD (150℃) |
500 |
1.1 |
% |
Unrestrained @ 150℃/30 min |
| Shrinkage TD (150℃) |
500 |
0.7 |
% |
Unrestrained @ 150℃/30 min |
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| Core I.D. (Inches) |
Roll O.D. (Inches) |
Thickness (Gauge) |
Length (Feet) |
| 10 (Master roll) |
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500 |
8,200 |
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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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