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Silica Powder for Transformer and Insulation with Fine Particle Size and Superior Properties

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Shanghai Wenyou Industry Co., Ltd.

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Silica Powder for Transformer and Insulation with Fine Particle Size and Superior Properties

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Brand Name :	WENYOU
Model Number :	WY-400
Price :	Volume-based pricing negotiation
Payment Terms :	L/C, T/T, D/A, D/P, Western Union, MoneyGram
Supply Ability :	1800 tons per month
Delivery Time :	7 working days

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Silica Powder for Transformer and Insulation with Fine Particle Size and Superior Properties

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			residue-％
	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		m2/g g/100 g	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	1410-6K-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. Silica Powder for Transformer and Insulation with Fine Particle Size and Superior Properties

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