Natural Silica

Good chemical inertness and neutral pH.

High Moh’s hardness and suitable refraction index.

Good insulation performance.

Item	ASTM	(μm)	150M	200M	325M	400M	500M	600M	1000M	1500M	2000M	2500M
Morphology	Quartz、Cristobalite、Fused Silica、Spherical silica
Individual Sieve	100	150	—	—	—	—	—	—	—	—	—	—
Residue%	200	75	17.5	1.7	0.04	—	—	—	—	—	—	—
	325	45	38.5	20.8	2.1	0.3	0.02	—	—	—	—	—
	400	38		8	4.1	1.3	0.15	0.05	—	—	—	—

D90 (μm)	Malvern			69.56	48.31	47.57	24.22	16.94	14.07	10.84	8.43	6.79
D50 (μm)	Malvern			23.16	17.82	13.4	8.91	6.66	5	4.25	3.32	2.3
SiO2%	XRF		99.4	99.4	99.4	99.4	99.3	99.3	99.3	99.3	99.2	99.2
Fe2O3%	XRF		0.03	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02

Alpha Cai

+86 21-37652251

www.quartzindustry.com

Alpha@quartzindustry.com

Based on three China local plants, invite excellent global sources, setting head office in Shanghai, and warehouse in Tianjin, Qindao, Shanghai and Guangzhou.

Feature

Applications

Engineering Plastic

Silicon Rubber

Paints & Coatings

Sealants & Adhesives

Insulator Transformer

Friction

Quartz Material

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