Electrical grade silica powder
Keywords: low conductivity coefficient of electrical grade silica powder, low impurities silica powder electronic grade of micro quartz silica powder, insulation materials microsilica powder, activity microsilica powder, modified silica powder of electrical grade ,silica powder manufacturer of electrical grade ,silica powder manufacturer, electrician microsilica company, electrician microsilica supplier

                                                  
Electrical grade silica powder is crystalline silica powder of high purity ,low ionic content ,Lianyungang Donghai  Colorful Mineral  Electrical grade Silica Powder  is via by flotation purification, pickling purification, processing of high-purity water treatment and other procedures, is a high-voltage power transmission system epoxy cast Specialized filler  The product of the casting, mechanical properties, excellent electrical properties, is suitable for  electrical industry castable insulating material.
 
Electrical grade silica powder main usage:
electrical parts insulation materials, high-voltage device insulation pouring, APG process injection materials, epoxy potting compound, high-grade ceramic glaze.
 
Electrician level microsilica appearance:
White solid powder, no variegated particles, no agglomeration phenomena.

Electrical grade silica powder specifications and technical performance:

Item\Specification		Common				Surface Treated
		DG-300	DG-400	DG-600	DG-1000	HDH-300	HDH-400	HDG-600	HDG-1000
Chemical Composition%	Water Content	0.08	0.08	0.08	0.08	0.08	0.08	0.08	0.08
	SiO2	99.7	99.7	99.7	99.7	99.7	99.7	99.7	99.7
	Fe2O3	0.008	0.008	0.008	0.008	0.008	0.008	0.008	0.008
	Al2O3	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10
	Loss in Ignition	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10
Density（g/cm2）		2.65	2.65	2.65	2.65	2.65	2.65	2.65	2.65
Ec (us/cm)		10	10	10	10	5	5	5	5
PH		7±0.5	7±0.5	7±0.5	7±0.5	7±0.5	7±0.5	7±0.5	7±0.5
Median Diameter D50um		20-25	15-20	10-15	8-10	20-25	15-20	10-15	8-10