Type A silica gel (spherical)

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CAS NO.： 112945-52-5

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Specification： Adsorption Capacity：RH=20%，≥11%；RH=50%，≥26%；RH=90%，≥36%

Documentation： Get COA after inquiry

Lead Time： 14-30 days

Max Capacity： -

Packing： 15KG/Paper Bag; 20KG/Paper Bag; 25KG/Paper Bag; 800KG/Jumbo Bag; 1000KG/Jumbo Bag

Product Detail

Properties

Type A silica gel (spherical)

Properties

Fine porous silica gel, also called Type A silica gel, includes fine porous spherical silica gel and fine porous blochy silica gel. The appearance is transparent or translucent The average pore diameter is 2.0-3.0 mm, surfacearea is 650-800m²/g；the pore volume is 0.35-0.5ml/g; specific heat is 0.92 KJ/kg * ℃ .

Application

Mainly used for drying and moisture proof, may also be used as catalyst carriers, adsorbents, separators and variable pressure adsorbents, etc.

Data sheet:

Item		parameters	Specification
Adsorption Capacity (25℃)%	RH=20% ≥	11.0	11
	RH=50% ≥	26.0	26
	RH=90% ≥	36.0	36
Loss on drying ,% ≤		As agreed	2
PH		4--8	90
Specific Resistance, (Ω.cm) ≥		4000	according to the agreement
SiO_² % ≥		99	according to the agreement
Qualified ratio of spherical granules % ≥		90
Ratio of particle size % ≥		90	4-8
Bluk density g/L ≥		750	4000
Note: Qualified ratio of spherical granules is only applicable to fine porous silica gel.

Size:0.2-1mm, 0.5-1.5mm, 0.7-1.4mm, 1-2mm, 1-3mm, 2-4mm, 3-5mm, 4-8mm etc.

Packaging:Bags of 25Kg or 850Kg ,or as required.

Notes:Packing and Specification can be customized.

Properties

Silica gel is a silica xerogel with three-dimensional network structure. It is a porous material with large internal surface area and specific micropore volume. This characteristic makes it an important desiccant, adsorbability and catalyst carrier.

CAS No.

112945-52-5

Formula

O2Si

Molecular Mass

60.08430

Exact Mass

59.96680

PSA

34.14000

Logp

-0.61840