a Type Silica Gel - Narrow Pore Silica Gel/Absorbent/Chemical Dryer

Min.Order: 12

Product origin: Qingdao, Shandong, China

Infringement complaint:

Complaint

US$ -1

Description

A type Silica gel is also called fine pore silica gel. Used as Desiccant for medicine, electronical mechine, food, leather...
A type silica gel is also called fine-pored silica gel, this is a nature products, the main components is SiO2, it is semi-transparent in appearance. During used, the silica gel can absorb moisture immediately and effective.

Introduce:
Transparent or translucent glass - like pellet or lump.
Average pore diameter: 2.0-30. Nm
Specific Surface Area: 650-800/g
Pore volum: 0.35-0.45ml/g
Specific heat: 0.92KJ/kg. º C
Thermal conductivity: 0.63 KJ/m. H. º C

Size: 0.5-1.5mm; 0.5-1mm; 2-4mm; 2-5mm; 4-8mm.

Packing & Shipment:
25kg per bag; 500kgs per bag.
Note: The moisture content, packing and size may be customized per your specific requirements.

Item		Specifications			Typical Values
		Narrow Pore Silica Gel ( A type)
		Superior class	First class	Qualified class
Absorption capacity	RH=20%, % ≥	8.0	7.0	6.0	11.2
	RH=50%, % ≥	20.0	19.0	18.0	29.2
	RH=90%, % ≥	30.0	29.0	28.0	37.6
Loss on heating % ≤		2.0	4.0	6.0	1.0
PH value		4-8	--	--	4
Specific resistance Ω .cm ≥		3000	--	--	5600
Content of SiO2 % ≥		98	--	--	98.5
Qualified ratio of Spherical granules % ≥		82	--	--	90
Size		Negotiation			2-5mm
Bulk density g/L		Negotiation			780
Note: Qualified ratio of spherical granules is only applicable to fine - pored silica gel