Silica gel Type A Irregranular
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Silica gel Type A Irregranular

.Transparent or translucent glass-like pellet or lump

.Average pore diameter:2-3nm

.Surface area:650-800m2/g

.Pore volume:0.35-0.45ml/g

.Specific heat:0.92KJ/kg

.Thermal conductivity:0.63KJ/m.hr

 

Quantity:

Use

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


Technical Data

ITEM

Specifications

Typical values

Superior class

First class

Qualified class

Adsorption capacity,%,(25℃,wt)

RH=20%,≥

10.5

10.0

8.0

11.2

RH=50%,≥

23.0

22.0

20.0

29.2

RH=90%,≥

34.0

32.0

30.0

37.6

Loss on heating,%,≤

2.0

4.0

6.0

1.0

PH

4-8

--

--

4.0

Specific resistance, Ω·cm,≥

3000

--

--

5630

Silica content,%,≥

98

--

--

98.5

Qualified size ratio,%

Negotiable

98

Bulk density, g/L

Negotiable

780

Note: Qualified ratio of spherical granules is only applicable to fine-pored silica gel pellet.


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

Packaging: 25kg, or 500kg per compound bag, net.

Notes: The moisture content, packing and size may be customized per your specific requirements.


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