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Micronized Silicate www.labkorea.com |
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We are one of the leading exporter of all kinds
of Sodium
silicate, Silica gel, Micronized silica, Potassium
silicate, Impregnant
and various special chemicals from Korea.
(
Amorphous -SiO2 powders )
- Typical grade
Matting
agent, Anti-blocking agent, Anti-caking agent, Protein adsorbent, Refining
agent,
Moisture
Scavengers, Catalyst carrier, Tableting aids, Cosmetics, Diazo paper, Printing
ink,
PVC
compounds, Powerders Substances etc.
-
Typical Physical properties
Z120 |
Z230 |
Z370 |
Y110 |
Others |
|
Oil Adsorption ml/100gr |
315 |
315 |
220 |
172 |
87~350 |
pH (5% slurry) |
7.2 |
7.4 |
2.7 |
7.5 |
2.5~8.0 |
Surface Area (m2 /gr) |
320 |
320 |
325 |
525 |
250~750 |
Average Particle Size (¥ì
m) |
1.80 |
1.80 |
1.25 |
0.80 |
0.35~2.40 |
Pore Volume (ml/gr) |
3.0 |
2.8 |
4.5 |
2.9 |
<1.8 |
Pore Size (Å) |
245 |
245 |
175 |
75 |
20~300 |
SiO2-Content (%) |
99.5 |
99.5 |
99.0 |
99.5 |
99.0~99.9 |
Loss on ignition (%) |
5.2 |
5.2 |
4.7 |
4.5 |
3.0~15.0 |
Wet screen residue (%) |
0.015 |
0.015 |
0.015 |
0.015 |
<0.01 |
Loss on drying (%) |
4 |
4 |
4 |
4 |
<1.5 |
Surface Treatment |
non |
non |
treated |
non |
treated |
- - Field of applicationPaint & Coating IndustryPolymer IndustryPharmaceticals & food IndustryBeer IndustryPaper Industry
- - Packing ConditionCan : 5 kgsCraft + Aluminium : 5, 10, 15 kgsCraft + Polymer Lamination : 5, 10, 15 kgsOthers : 5, 10, 15, 20-500kgs¡¡
¡¡
(
SiO2 - nH2O - Amorphous )
-
Typical garde
BEAD
: A, B, N Type
GRANULE
: A, B, ID, RD Type
WHITE
& BLUE
CHROMATOGRAPHY
SILICA
¡¡
-
Typical Physical properties
Properties
|
A Type
|
B Type |
|
Absorption
Rate |
RH20%
|
12.0Min
|
4.0Min |
|---|---|---|---|
RH 50%
|
28.0Min |
12.0Min |
|
RH 90% |
40.0Min |
60.0Min |
|
Moisture Content(%)
|
2.0Max |
2.0Max |
|
pH(5% Slurry)
|
4~8
|
5~8 |
|
Specific resistance(ohmxcm)
|
5,000Min
|
5,000Min
|
|
Bulk Density(g/cm3) |
0.74 |
0.50 |
|
Surface Area(m2 .gr) |
750~800 |
450~550 |
|
Pore Volume(ml/gr)
|
0.45 |
0.85
|
|
Pore Size(Å) |
25
|
60~70 |
|
- * Field of application- Pharmaceutical and Diagnostics Industry- The Electronics Industy- The Food and Confectioneries Industry- The Machineries and Metals Industry- The various Manufacturing and Packaging Industry* First and Measures- Remove from exposure immediately.- Use a bag valve mask or similar device to perform artificail respiration(rescue breathing) if needed, get - medical attention.¡¡* Packing method- Can : 10, 15kg- Craft+Aluminum : 15kg- Craft+Polumer Lamination : 15kg- Ohters : 10kg-1ton
¡¡(
Na2O-nSiO2-mH2O )
- Typical composition
and properties of
KS products (Korean
Standard )
Properties |
type |
|||
No.1 |
No.2 |
No.3 |
No.4 |
|
Density(20`C) |
1.690min |
1.590min |
1.380min |
1.260min |
Na2O(%) |
17
- 18 |
14
- 15 |
9
- 10 |
6
- 7 |
SiO2 |
36-38 |
34
- 36 |
28
- 30 |
23-
25 |
Insouble
content in water (%) |
0.2max. |
> |
> |
> |
Fe2O3 |
0.05max. |
0.05max. |
0.03max. |
0.03max. |
Grade |
Properties |
|||||
Density(at20`C) |
Be |
Na2O(%) |
SiO2(%) |
Mole
Ratio(SiO2 / Na2O) |
||
KS items |
NO1 |
1.70
+/- 0.01 |
59.0 |
17.0
- 18.0 |
36.0
- 38.0 |
2.2
+/- 0.1 |
NO2 |
1.60
+/- 0.01 |
54.0 |
14.0
- 15.0 |
34.0
- 36.0 |
2.5
+/- 0.1 |
|
NO3 |
1.39
+/- 0.01 |
41.0 |
9.0
- 10.0 |
28.0
- 30.0 |
3.2
+/- 0.1 |
|
NO4 |
1.27
+/- 0.01 |
30.0 |
6.0
- 7.0 |
23.0
- 25.0 |
3.4
+/- 0.1 |
|
Special
standardized
items |
SC2 |
1.50
+/- 0.01 |
48.5 |
12.5
- 13.0 |
30.5
- 32.5 |
2.5
+/- 0.1 |
SP2 |
1.45
+/- 0.01 |
45.0 |
10.5
- 11.0 |
30.6
- 32.1 |
3.0
+/- 0.1 |
|
SB3 |
1.39
+/- 0.01 |
40.5 |
8.5
- 9.0 |
28.5
- 30.0 |
3.4
+/- 0.1 |
|
G3 |
1.40
+/- 0.01 |
41.2 |
9.0
- 9.5 |
28.0
- 29.5 |
3.2
+/- 0.1 |
|
SS3 |
1.39
+/- 0.01 |
40.5 |
8.6
- 9.1 |
28.5
- 30.0 |
3.3
+/- 0.1 |
|
* Packing method
- Tank lorry
- Drum (200 liters)
* first and measures
- Harmful by inhalation,
remove from exposure immediately, Use a bag valve mask or similar device
to perform artificial respiration
- In case of contact
with eyes, rinse immediately with water and seek medical advice.
- After contact
with skin, wash with plenty of water.
* Reference
- Conversion
Equation : Be` = 144.3 - 144.3/Sp.Gr
Be`(at20`C)
= Be` [ t`C + 0.041 ( t `C -20) ]
- Freezing Point
: 2.5`C (NO 3) ~ -10`C(NO1)
(
K2O-nSiO2-mH2O)
* Typical grade
POSIL
LIQUID
POSIL
STANDARD GRADE
POSIL
ELECTRONIC GRADE
POSIL
SOLID
* Typical physical
properties
Properties |
Type |
||
POSIL
- H |
POSIL
- P |
POSIL
- S |
|
M.R(SiO2
/ K2O ) |
1.50 |
1.80 |
3.29 |
WT%
K2O |
21.0
- 23.0 |
21.0
- 22.5 |
12.6 |
WT%
SiO2 |
20.0
- 22.0 |
27.5
- 29.0 |
26.5 |
Be` |
47.0 |
52.5 |
40.3 |
Density |
1.48 |
1.57 |
1.38 |
Viscosity |
- |
- |
1050 |
Appearance |
- |
Transparence |
Transparence |
* Field of application
- Covering material
of welding rod binder
- Covering material
of Black & white TV cathode -ray tube fluorescent material
- Additive of paint
- Inorganic paint
* Packing method
- Can
- Drum
- Tank lorry
- Others
* First and measures
- Harmful by inhalation,
remove from exposure immediately, Use a bag valve mask or similar device
to perform artifical respiration
- In case of contact
with eyes, rinse immediately with water and seek medical advice.
- After contact with
skin, wash with plenty of water.
E-mail : lab@labkorea.com
update : June,15,1999
¨ÏCopyright 1998
www.labkorea.com ® All right reserved