Description
Thick Mica Plate comes in the form of 2mm to 150mm thick rigid laminated sheet after laminating,pressing and baking process, consists of quality muscovite or phlogopite mica paper impregnated with high temperature resistant organic silicon resin as binding agent.
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Type |
Overthick muscovite Sheet |
Overthick Phlogopite Sheet |
Test Standard |
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|
CD 567M |
CD567P |
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|
Mica content % |
≥85 |
≥85 |
IEC60371-2 |
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Bond content % |
≤15 |
≤15 |
IEC60371-2 |
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|
Density g/cm3 |
2.0 - 2.35 |
2.0 - 2.35 |
IEC60371-2 |
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|
Heat Resistance |
Continuous ℃ |
500 |
700 |
/ |
|
|
Intermittent ℃ |
800 |
1000 |
/ |
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|
Weight loss |
At 500℃ % |
≤1.0 |
≤1.0 |
IEC60371-2 |
|
|
At 700℃ % |
≤2.0 |
≤2.0 |
IEC60371-2 |
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|
Bending strength N/mm2 |
≥180 |
≥170 |
ISO 178 |
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Tensile strength N/mm2 |
140-150 |
100-110 |
ISO 527 |
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|
Compressive strength N/mm2 |
300 (perpendicular) |
300 (perpendicular) |
ISO 604 |
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|
50 (parallel) |
50 (parallel) |
ISO 604 |
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|
Water Absorption % |
≤1.0 (24h/23℃) |
≤1.0 (24h/23℃) |
ISO 62 |
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|
Thermal Conductivity W/(m/K) |
0.26 (20℃) |
0.26 (20℃) |
/ |
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|
0.28 (200℃) |
0.28 (200℃) |
/ |
|||
|
0.30 (400℃) |
0.30 (400℃) |
/ |
|||
|
0.32 (600℃) |
0.32 (600℃) |
/ |
|||
|
Dielectric strength Kv/mm |
25 (20℃) |
25 (20℃) |
IEC60243 |
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|
13 (400℃) |
13 (400℃) |
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|
10 (600℃) |
10 (600℃) |
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|
Volume Resistivity |
20℃ /cm |
>10 16 |
>10 16 |
IEC60093 |
|
|
500℃ /cm |
>10 12 |
>10 12 |
IEC60093 |
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It widely applied as replacement of asbestos in forging presses, hollow glassware industry, high voltage equipment, induction furnaces and arc furnaces, induction welding of saucepan bases in steel or metallurgy industry.
We provide various types of Mica Sheet.
| Type | Adhesive Type | Temperature Resistance Grade | Feature Description |
|---|---|---|---|
| Phlogopite Mica Plate (PM) | Organic/Inorganic | 500–1000℃ | Excellent high-temperature resistance and fire resistance, suitable for electrothermal equipment. |
| Muscovite Mica Plate (SM) | Organic/Inorganic | 300–500℃ | Excellent insulation performance, suitable for electrical insulation applications. |
| Epoxy Mica Plate | Epoxy Resin | 155–180℃ | High mechanical strength, applicable to the slot insulation of high-voltage motors. |
certificate
Customer
advantages
1.Extreme moisture resistance
2.Excellent electrical insulation properties
3.Superior uniformity for close tolerances in thickness
4.High mechanical strength, especially in compression
5.Low sensitivity to chemicals such as oil and greases
6.Asbestos free and non-toxic
Product Display
Video
Packing
Thick Mica Plate packaged in wooden crates, wooden framed cases or other strong enough materials covered with moisture-proof materialoutside.Gross weight of each package not exceeds 3000kgs.
Application scenarios
Overthick mica plate widely used in different industries such as forging, smelting, glass manufacturing, high voltage equipment, induction furnaces and electric arc furnaces.
Factory Display
FAQ
1/What is mica sheet for?
A:Mica Sheet is a versatile and durable material widely used in electrical and thermal insulation applications. It exhibits excellent electrical properties, heat resistance, and chemical stability.
2/What is the difference between laminate and mica?
A:Mica and laminates are terms that are used interchangeably. Mica sheets or laminates are made by pressing together resins with layers of kraft paper.
3/How do you use mica sheets?
A:Mica sheets can be used to make insulating packaging materials for devices and electrical components. Sensitive electronics are kept safe from moisture, temperature changes, static electricity, and other external variables while still functioning because of the thin layers of mica sheets placed between packing layers.
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