Insulators


MYLAR® TYPE A are tough, general-purpose, slightly transparent films that retain good physical properties and low shrinkage over a wide temperature range (-73¢XC - 149¢XC), some have the rough surface to provide ease of handling, good adhesion, and processibility make them have frequently used for coil insulation in transformers and other industrial applications.



 Feature

 

  • High voltage endurance
  • High temperature stability
  • Shock and flections resistance
  • Acid-proof and alkali solvent endurance


     
Typical properties


Thickness
0.1-0.38 mm
Color
Transparent, semitransparent, milky white, white, black
Density g/cm3
1.4
Opacity %
15-24
Use
Multi-purpose materials for plate making, printing, electronic inscription, soft circuits, cards, etc. 
UL grade
The fire-resistance grade reaches UL94HB~VTM2.




NOMEX® TYPE 410

NOMEX® Type 410 is a calendered insulation paper which have superior property by offering high inherent dielectric strength, mechanical toughness, flexibility and resilience. NOMEX® Type 410 is the original form of NOMEX® paper, and is widely used in a majority of electrical equipment applications. Available in 12 thicknesses products(0.05 to 0.76 mm) with specific gravities from 0.7 to 1.2,which is widely used in a majority of electrical equipment applications.


Feature
  • Inherent dielectric strength
  • Mechanical toughness
  • Flexibility and resilience
  • Thermal stability
  • Chemical compatibility
  • Mechanical properties


Application

  • Voltage Transformers
  • Motors and Generators
  • Fire-resistant wrapper and maker tapes for cables, appliance switchovers, shields for printed circuit boards, etc.

Typical properties
 

Color
Original color
Thickness
0.13mm ~ 0.25mm
Dielectric constant
at 60 Hz
 
1.6-3.4
Dielectric strength
-AC rapid rise
(kV/mm)
 
27-33
Density g/ cm3
0.72-1.06
UL grade
The fire-resistance grade reaches UL94V-0




Formex®

Formex® are flame retardant grades of polypropylene, extruded into sheet and primarily used for their electrical insulation properties. Due to the high dielectric strength and low moisture absorption, they can meet the insulation requirements for most majorities of electrical equipment applications.





Typical properties

Feature
Shock and flections resistance, strong break resistance and
suitable for molding processing.
Thickness
0.25mm ~ 0.46mm
Color
Natural color, black
Use
Suitable for the insulating use of electronic and electrical machinery,
mould cutting and folded boxes
UL grade
The fire-resistance grade reaches UL94V-0

 

 
We provide Thermal Materials, EMI Shielding Materials, Polymer and Adhesives Materials, Insulation Materials, Inductive Components and Bulk Molding Compounds. Now, we are expanding to Building and Construction Materials.Our products gained quality certification and office networks in HK, Taiwan, Dongguan, Chengdu and Shanghai, Emei provides excellent value-added services including fabrication, adhesion, lamination, repackaging as well as 3 dimensions delivery & technical advice service in the Greater China.

more>>

Copyright 2005-2011 Emei (HK) Electronics Ltd. All rights reserved1