Product

Why to Use Mica Sheets as Insulations ?

  • Asbestos Free
  • Saves electricity/power cost
  • Longevity
  • Cost Effective
  • available in various thickness and sizes
  • Easy Available
  • Easy to Fabricate Parts
  • Gaskets and components
  • Available in various thickness (0.06mm -> 50mm)
  • Easy to store

Mica Sheets

It’s a kind of plate like made of Muscovite Paper or Phlogophite Paper micas with proper adhesive (silicon/epoxy) after pressed and baked. It has good mechanical strength and property of heat resistance. It can be used within 400°C- 700°C for a long time.


Silicon bonded muscovite mica plates-rigid
Uses : parts for hair dryers, electric Iron, electric stove, electric toasters , industrial furnaces, coffee machines, electric rice cooker, electric room heaters etc.
Specification

Item Rigid mica sheet
 
Mica Muscovite
Mica content % >90
Bond content % <10
Density g/cm 3 1.7~2.15
Heat Resistance Continuous service °C 500
Intermittent service °C 700
Flexural strength N/mm 2 >200
Water absorption % <1.5
Dielectric strength KV/mm >20
Insulation resistance 23°C ohm.cm >10 17
500°C ohm.cm >10
Heat loss at 500°C % <1
at 700°C%  N/M

Silicon bonded Phlogophite mica plates
Uses : This kind of mica plates are used when temperatures are higher , such as in metallurgy industry equipment, arc furnace, foundries etc.
Specification

Item Rigid mica sheet
Mica Phlogopite
Mica content % >90
Bond content % <10
Density g/cm 3 1.7~2.15
Heat Resistance Continuous service °C 700
Intermittent service °C 900
Flexural strength N/mm 2 >150
Water absorption % <1.5
Dielectric strength KV/mm >20
Insulation resistance 23°C ohm.cm >10 17
500°C ohm.cm >10 12
Heat loss at 500°C % <1
at 700°C% <2

Silicon bonded mica plates-flexible
Uses : Insulation parts which has to be rolled such as hair dryers, motor, electric heating bar etc.
Specification

Item Flexible mica sheet
Mica Muscovite Phlogopite
Mica content % =90 =90
Bond content % =10 =10
Density g/cm3 1.7-2.1 1.7-2.1
Heat Resistance Continuous service °C 500 700
Intermittent service °C 700 900
Flexural strength N/mm2 - -
Water absorption % <1.5 <1.5
Dielectric strength KV/mm >20 >18
Insulation resistance 23°C ohm.cm >1017 >1017
500? ohm.cm >1012 >1012
Heat loss at 500°C % <3 <3
at 700°C% <3 <4

Epoxy bonded muscovite mica plates
Uses: This kind of mica plates are mainly used for commutator.
Specification

Type - -
Mica Paper Muscovite Phlogopite
Bond Content % =10 =10
Density g/cm3 2.1-2.4 2.1-2.4
Thickness Tolerance mm Average +0.02 +0.02
Individual +0.03 +0.03
Compressibility Ce-elastic % =2.5 =2
Cp-plastic % =2.5 =2
Flexural Strength MPa >300 >300
Elastic Modulus MPa >80 000 >70 000
Resistance To Exudation and Displacement °C 200 200
Dielectric Strength KV/mm >25 >25

Mica plates are available in two sizes 1000 mm x 600 mm and 1000 mm x 1200 mm.

We also supply mica plates sizes as per buyers’ requirements.

Packing:

We export mica plates after covering of mica plates in Polythene and Carton properly packed in wooden cases for better handling. All are export standard.