Mica Plate

Rigid mica sheet

Rigid mica sheet

by Pamica/ on 2023-01-21

High performance mica plate for heating equipment consists of Pamica® mica paper, impregnated with high temperature resistance silicone resin after melting and laminating process.


Properties:
  • Excellent high temperature resistance
  • Perfect electrical performance
  • Good mechanical strength
  • Corrosion resistance
  • Safe and non-toxic
  • Asbestos substitute
  • Good machining performance



Type Item Feature
PB5662 Rigid Muscovite Mica Sheet
PJ5662 Rigid Phlogopite Mica Sheet
PB5662-W Low Smoke Rigid Muscovite Mica Sheet low bond content
PJ5662-W Low Smoke Rigid Phlogopite Mica Sheet low bond content
PB5662-H High Bond Content Muscovite Mica Sheet High bond content, high density, high strength
PJ5662-H High Content Rigid Phlogopite Mica Sheet High bond content, high density, high strength
PB5662-G Smooth Surface Rigid Muscovite Mica Sheet Smooth surface
PJ5662-G Smooth Surface Rigid Phlogopite Mica Sheet Smooth surface
PB5531 Epoxy Muscovite Mica Sheet for Commutator Good electrical properties
PJ5531 Epoxy Phlogopite Mica Sheet for Commutator Good mechanical strength
Type PB5662 PB5662-W PB5662-H PJ5662 PJ5662-W PJ5662-H Test Standard
Mica content % ≥90 ≥92 ≥88 ≥90 ≥92 ≥88 IEC60371
Bond content % ≤10 ≤8 ≤12 ≤10 ≤8 ≤12 IEC60371
Density g/cm3 1.7-2.25 1.7-2.25 1.7-2.35 1.7-2.25 1.7-2.25 1.7-2.35 IEC60371
Temperature Resistance Continuous ℃ 500 500 500 700 700 700 IEC60371-2
Intermittent ℃ 800 800 800 1000 1000 1000 --
Heat loss at 500 ℃ % ≤1 ≤1 ≤2 ≤1 ≤1 ≤2 EC60371
at 700 ℃ % ≤2 ≤1.5 ≤3 ≤2 ≤1.5 ≤3 EC60371
Flexural strength N/mm2 ≥160 ≥120 ≥180 ≥140 ≥100 ≥160 GB/T5019
Water absorption 24h/23 ℃ % ≤1 ≤2 ≤0.5 ≤1.5 ≤2.5 ≤1 GB/T5019
Dielectric strength Kv/mm ≥20 ≥18 ≥20 ≥20 ≥18 ≥20 IEC60243
Volume resistivity      Ω/m 1010 1010 1010 1010 1010 1010 IEC6093
Thermal conductivity (W/m.K) 0.23 0.23 0.23 0.23 0.23 0.23 ASTM D5470-17
Temperature resistance Class 94V-0 94V-0 94V-0 94V-0 94V-0 94V-0 UL

Remark: The technical data of PB5662-G is the same as PB5662

Note: These technical data are average results of laboratory tests conducted under standard procedures and are subject to variations, and do not

constitute a warranty or representation for which we assure legal responsibility.