Mica Paper Tube
Mica paper tube is a hard pipe insulating material prepared by using mica paper with silicon binder Application electric motor, electric appliances and resistors.
Available: with wrapped on SS threaded rods MAIN TECHNICAL CHARACTERSTICS
Characteristics
Muscovite Mica
Phlogopite Mica
Binder
Silicone
Thickness Tolerance
OD
+/- 0.20 mm
ID
+/- 0.10 mm
Standard Length
1 Meter
Density (gm/cm3)
1.8
Wall Thickness
Min. 0.5 mm Max. 13 mm
Electric Strength
Parallel to laminate (In oil at 90°C) 22 KV/mm Min. 26 KV/mm Avg.
Electric strength
Normal to laminate (In oil at 90°C) 10 MV/m Min. 12 KV/m Avg.
Insulation resistance
After 24 hours in water 1 mega-ohm Min.
Temperature classification
500°C ~ 550°C
650°C ~ 700°C
Water Absorption
1.6 mg/cm2 Avg 2.0 mg/cm2 Max
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