White Silica Powder For Medium High Voltage Transformer Insulation
Brand Name:WENYOU
Model Number:WY -400
Minimum Order Quantity:50
Delivery Time:7 work days
Payment Terms:L/C, T/T
Place of Origin:CHINA
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Location:
Shanghai Shanghai China
Address:
No.8,Lane 328, Minle Rd. Fengxian 201419,Shanghai P.R.China
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within 48 hours
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Product Details
Silica powder for medium&high voltage transformer and insulation
Particle size (typical value) and characteristics
WENYOU® WY -400
| WY - 1 2 E S T | WY-12X | WY-400 | ||||
| D95 | Upper grain size | 95% | in µm | 50 | 100 | 75 |
| D50 | Average grain size | 50% | in µm | 16 | 32 | 24 |
| Grid size | in µm | residue-％ | ||||
| Alpai air flow sifter | ||||||
| 250 | 0.1 | 0.1 | ||||
| 200 | 0.5 | 0.7 | ||||
| 160 | 3 | 4 | ||||
| 125 | 0.1 | 10 | 12 | |||
| 100 | 0.5 | |||||
| 63 | 2 | |||||
| 40 | 12 | |||||
Particle size related properties (typical value)
WENYOU® WY -400
| Bulk density | g/cm3 | 2.0-2.2 | |
| Specific surface area | m2/g g/100 g | 0.8-1.0 | |
| Oil absorption | 16-20 | ||
Tristimulus value | X | 74-78 | |
| Y | 76-80 | ||
| Z | 83-87 |
Physics (typical value)
WENYOU® WY -400
| density | g/cm3 | 2.60-2.70 |
PH | WY-12X | 9 |
| WY-12EST, | 7 | |
| WY-400 | 8 | |
| hardness | 6.5-7.5 | |
| Coefficient of linear thermal expansion | 20-300°C | 14*10-6*K-1 |
Chemical composition
WY -400
weight-%
| SiO2 | 98.5 |
| Al2O3 | 0.75 |
| Fe2O3 | 0.05 |
| CaO+MgO | 0.1 |
| Na2O + K2O | 0.1 |
| Loss on ignition 1.20°C/2h | 0.2 |
It is processed from natural minerals. All data are approximate, and the tolerance depends on production and output. This is only a descriptive feature and does not represent any guarantee of specific characteristics. There may be coarse particles. Users are also requested to jointly test their relevant stability, if necessary. We can provide more experience in tolerance and technology. The sales volume depends on the sales and delivery conditions.
White Silica Powder For Medium High Voltage Transformer Insulation
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