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Mica paper tube is a hard pipe insulating material prepared by using mica paper with silicon binderApplicationelectric motor, electric appliances and resistors.
Type | Muscovite plate | Phlogopite plate | Muscovite flexible plate | Phlogopite flexible plate | ||
Binder | silicon resin | |||||
Mica content | ≥90% | |||||
Binder content | ≤10% | |||||
Thickness(mm) | 0.10-2.0 | 0.10-2.0 | 0.10-2.0 | 0.10-2.0 | ||
Thickness tolerance(mm) | (Average) | ±0.02-±0.05 | ±0.02-±0.05 | ±0.02-±0.25 | ±0.02-±0.25 | |
(Individual) | ±0.05-±0.08 | ±.05-±0.08 | ±0.04-±0.06 | ±0.04-±0.06 | ||
Density(g/cm2) | 1.6-2.2 | 1.6-2.2 | 1.6-2.2 | 1.6-2.2 | ||
Heat loss at 500°C(%) | ≤1.00 | ≤0.60 | ≤2.00 | ≤2.00 | ||
Flexural strength(kgf/mm2) | ≥18 | ≥16 |
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Dielectric strength(KV/mm) | >20 | >18 | >15 | >15 | ||
Insulation resistance(MΩ) | 200-600 | 100-600 |
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Long run work temperature | 500°C | 800°C | 500°C | 800°C | ||
Standard size | 1000 ×600 1000×1200 1000×2400 | |||||
Standard reference | GB5019-85, IEC371 | |||||
Thickness≤0.2mm,Dielectric strength will discuss.
Mica Rings