precipitated silica

1) White Silica Sand GradeA 2) Usage: footwear 3) Packing: packing in bag 4) Powder (150 to 25 microns)

Specifications

White Silica Sand Grade-A( SiO2≥99.90%). We process various silica sand grain sizes for diff production type. Good adsorption performance. Increase thermal conductivity. Good wetting properties. Increase fire resistance. Produces in all forms (Normal, micrometers and powder or as per customer request) as below: Granular particles (40  ... 150 mesh). Powder (150...25 microns)

Types

Common silica sand, high pure silica sand, delicate silica sand (Coarse powder, Fine powder).

Packing Details

Bulk quantity or in packing 20kgs/bag, 50kgs/bag, ton bags, or depends on customer's requirements.

Item	Unit			Test Method
		JX-160	JX-180A
Determination of heating loss	%	5.5±1	5.7±1	HG/T3065
1000 °C Loss on ignition	%	≤ 6.0	≤ 6.0	HG/T3066
DBP	cm3/g	2.2 ± 0.1	2.2 ± 0.1	HT/T3072
BET	m2/g	165 ± 5	180 ± 5	HG/T3073
PH		6.8 ± 0.2	6.8 ± 0.2	HG/T3067
Electrical conductivity,4%	μ s/cm	≤ 600	≤ 600	QA-03-031
SiO2	%	≥ 93	≥ 93	HG/T3062
20mesh sieve residue	%			QA-03-021
80 μ m sieve residue	%	≤ 0.5	≤ 0.5	HG/T3064
Appearance	powder or bead			HG/T3063
We can customize according to the customer's requirement, packing 20kg--600kg				HG/T3061

precipitated silica