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Hot sale calcium silicate insulation board sheet
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Product Details
| Place of Origin: | Hunan, China | Brand Name: | calcium silicate insulation board sheet | Model Number: | calcium silicate insulation board sheet |
| Thickness: | 0.80mm-4.0mm |
Product Description
Hot sale calcium silicate insulation board sheet
reproof electronics insulation board
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Accurate specifications ensure that we provide professional products
| Item | Test standard | Measured value | Standard value |
| Thickness tolerance | IEC 641-2 | ≤ 1.6 mm 6.00 % | ±7.5 % |
| > 1.6 - 8.0 mm 3.00 % | ± 5.0 % | ||
| Apparent density | ≤ 1.6 mm 1.09 g/cm³ | 1.00 - 1.20 g/cm³ | |
| > 1.6 - 4.0 mm 1.15 g/cm³ | 1.10 - 1.25 g/cm³ | ||
| Min. tensile strength M.D. unfolded | ≤ 1.6 mm 75 N/mm² | 70 N/mm² | |
| > 1.6 - 4.0 mm 90 N/mm² | 80 N/mm² | ||
| Min. tensile strength C.M.D, unfolded | ≤ 1.6 mm 60 N/mm² | 50 N/mm² | |
| > 1.6 - 4.0 mm 70 N/mm² | 55 N/mm² | ||
| Min. elongation M.D, unfolded | 6.50% | 6.00% | |
| Min. elongation C.M.D, unfolded | 8.10% | 8.00% | |
| Max. moisture content | 7.60% | 8.00% | |
| Max. ash content | 0.80% | 2.00% | |
| pH of aqueous extract | 6.3 | 6.0 - 9.0 | |
| Max. shrinkage M.D | 0.40% | 0.50% | |
| Max. shrinkage C.M.D | 0.60% | 0.70% | |
| Max. thickness shrinkage | 3.90% | 5.00% | |
| Min. oil absorption | ≤ 1.6 mm 13.7 % | 11.00% | |
| > 1.6 - 4.0 mm 10.6 % | 9.00% | ||
| Compressibility C | ≤ 1.6 mm 9.4 % | 10.00% | |
| > 1.6 - 4.0 mm 5.7 % | 7.50% | ||
| Revers. part of compressibility Crev | ≤ 1.6 mm 54 % | 45% | |
| > 1.6 - 4.0 mm 71 % | 50% | ||
| Min. breakdown voltage in oil | ≤ 1.6 mm 15 kV/mm | 12 kV/mm | |
| > 1.6 - 4.0 mm 13 kV/mm | 10 kV/mm | ||
| Max. conductivity of aqueous extract | ≤ 1.6 mm 3.3 mS/m | 10 mS/m | |
| > 1.6 - 4.0 mm 3.5 mS/m | 10 mS/m |
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Hot sale calcium silicate insulation board sheet
Product description of calcium silicate insulation board sheet Pressboard PSP3050 (Transformer Board PSP3050) is a special product based on pure cellulose taken from long-fibred coniferous wood. This is structured into a fibrous tissue without additional adhesive and then pressed.Due to its high chemical purity, pressboard is excellently suited as an insulation material in electric machines, capacitors and oil-filled transformers.
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Product Application of calcium silicate insulation board sheet To use as insulations material in Power and Distribution Transformers
It is the base material for components like corrugated boards, cyclinders, rings and mouldable parts.
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From raw materials to finished products, every process is tested and controlled professionally and seriously by our professional machines and person.
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Contact Us
- Hunan Powerwell Industrial Co., Ltd.
- Contact nameXiao Yu Zuo
- Phone86-731-82299698
- Address158,Wu Yi Road,Changsha,Hunan,China Changsha,Hunan
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