B-Type Silica Gel

Detailed Product Description

Characteristics：
Shape: pellets or lumps. Color:milky white, transparent or translucent. Pore volume: 0.60-0.85ml/g. Average pore diameter: 4.5-7.0nm Specific surface area: 450-650m2/g. Structure lying between macro-pored and fine-pored silica gels.

Use：
Mainly used as liquid adsorbents, drier and perfume carriers, also may be used as catalyst carriers, silica sands, etc.
Technical Data：

ITEM		Specifications		Typical values
ITEM		Superior class	First class	（2-5mm）
Adsorption capacity%	RH=20% ≥	4.0	3.0	6.0
	RH=50% ≥	11.0	6.0	16.0
	RH=90% ≥	70.0	50.0	73.0
Loss on heating, % ≤		2.0	5.0	3.0
Specific resistance（Ω.cm）≥		5000	3000	4000
pH		5.5—7.5	4—8	6.5
Bulk density, g/L		500—600	500—600	510