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Type A Silica gel

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Detail

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

SiO²                                             %          ≥

99

according to the agreement

Qualified ratio of spherical granules   %   ≥90

Ratio of particle size                        %    ≥

90

4-8

Bluk density                                g/L       ≥7504000
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: The moisture , Packing and Specification can be customized.


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DONGYING YIMING NEW MATERIALS CO., LTD

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