PAINT GRADE TALC POWDER
| Technical specification
|
Paint
60-10 |
Paint
60-20 |
Paint
60-38 |
Paint
58-15 |
Paint
57-63 |
Paint
35-45 |
PTS
6-30 |
PTS
8-10 |
PTS
8-63 |
PTS
8-38 |
| SiO2 ％≥
|
60 |
60 |
60 |
58 |
57 |
35 |
35 |
35 |
35 |
35 |
| MgO％≥ |
31 |
31 |
31 |
30 |
30 |
31 |
28 |
28 |
28 |
28 |
| CaO ％≤ |
0.45 |
0.45 |
0.45 |
0.80 |
0.80 |
2.00 |
2.00 |
2.00 |
2.00 |
2.00 |
| Fe2O3
％≤ |
0.30 |
0.30 |
0.30 |
0.30 |
0.30 |
0.30 |
0.30 |
0.30 |
0.30 |
0.30 |
| Al2O3
％≤ |
0.20 |
0.20 |
0.20 |
0.50 |
0.50 |
0.50 |
6-8 |
8-10 |
8-10 |
8-10 |
| L.O.I. ％≤ |
7.00 |
7.00 |
7.00 |
8.00 |
9.00 |
25.00 |
14.00 |
14.00 |
14.00 |
40.00 |
| Oil-absorbed g/100g
|
50-55 |
30-38 |
28-35 |
40-50 |
20-25 |
20-25 |
20-25 |
40-50 |
≥50 |
≤25 |
| D98 |
10µm |
22µm |
38µm |
15µm |
63µm |
45µm |
30µm |
10µm |
63µm |
38µm |
NOTE: At present, we can supply
thefollowing talc powder
which is special for paint industry
to choose:
| Paint
industry |
Talc powder
mesh |
Whiteness
|
Remark
|
| Latex paint |
325~800mesh |
≥ 92.0 |
|
| Polyester paint |
1250mesh |
≥ 94.0 |
High transparence |
| Varnish |
325-600mesh |
≥ 92.0-95.0 |
High transparence |
| Auto putty |
325-800mesh |
≥ 94.0 |
|
| Street indicating
paint |
325-600mesh |
≥ 90.0 |
|
| Shipping paint |
325-800mesh |
≥ 92.0-95.0 |
|
| Building paint |
325-600mesh |
≥ 90.0 |
|
| Industry paint |
325-500esh |
≥ 90.0 |
|
| Antisepsis paint |
325-800mesh |
≥ 92.0-95.0 |
|
| Pigment paint |
200-600mesh |
≥ 90.0 |
|
Note: Soapstone
powder 325-800mesh, whiteness 90-94, overcast rate is better.
|
PAPERMAKING GRADE
TALC POWDER
|
Technical specification
|
Special
grade
|
Products
Fist
grade
|
Products
Second
grade
|
Products
Up
to standard
|
|
Whiteness ％≥
|
92
|
90
|
88
|
88
|
|
Dust, mm2/g ≤
|
0.4
|
0.6
|
0.8
|
1.0
|
|
CaCO3
％≤
|
1.00
|
1.50
|
2.00
|
4.00
|
| Acid iron
melted
(taking Fe2O3)
≤
|
0.2
|
0.3
|
0.5
|
0.5
|
| PH |
7-8.5
|
8.5-9.5
|
|
Moisture
％≤
|
0.5
|
0.5
|
0.5
|
0.5
|
|
L.O.I.(800℃) ％≤
|
6.00
|
8.00
|
12.00
|
22.00
|
|
Wear and tear
(cooper net) mg
％≤
|
80.0
|
100.0
|
---
|
|
Oil-absorbed
|
20.0—50.0
|
|
Passing through
(45µm)
％≥
|
98
|
Note:
Production standard: GB15342-94.
|
PLASTIC GRADE TALC
POWDER
|
Technical
specification
|
Special grade
|
Products
First grade
|
Products
Up to standard
|
|
Whiteness
％≥
|
95
|
90
|
88
|
|
SiO2
％≥
|
61
|
58
|
55
|
|
MgO
％≥
|
31
|
30
|
30
|
|
CaO
％≤
|
0.45
|
1.00
|
1.50
|
|
Fe2O3
％≤
|
0.30
|
0.40
|
0.50
|
|
Al2O3
％≤
|
0.20
|
0.30
|
0.30
|
|
L.O.I.
％≤
|
6.00
|
8.00
|
10.00
|
| Volume
density
(g/cm3)
|
Loose density
|
0.45
|
0.55 |
0.65
|
|
Tight density
|
0.90
|
0.95 |
1.00
|
|
Moisture
％≤
|
0.5
|
0.5
|
1.00
|
|
Passing through (45µm)
％≥
|
98-99.8
|
99.5
|
98.5
|
|
CERAMICS GRADE TALC
POWDER
|
Technical specification
|
Special grade
|
Products
First grade
|
Products
Up to standard
|
|
Whiteness
％≥
|
92
|
91
|
90
|
|
SiO2
％≥
|
61
|
60
|
58
|
|
MgO
％≥
|
31
|
31
|
31
|
|
CaO
％≤
|
0.50
|
1.00
|
1.50
|
|
Fe2O3
％≤
|
0.30
|
0.40
|
0.50
|
|
Al2O3
％≤
|
0.20
|
0.30
|
0.30
|
|
L.O.I. (1000℃)
％≤
|
6.00
|
7.00
|
8.00
|
|
ACID SOLUBLE CALCIUM ％≤
|
0.40
|
0.60 |
0.80
|
|
Moisture
％≤
|
0.2
|
0.4
|
0.5
|
|
Passing through (45µm)
％≥
|
95~99
|
|
RUBBER GRADE TALC
POWDER
| Technical
specification |
Special
grade |
Products
First grade |
Products
Up to standard |
| L.O.I.
(1000℃) ％ ≤ |
7.00 |
9.00 |
24.00 |
| Moisture
％ ≤ |
0.2 |
0.4 |
0.4 |
| PH
|
7.5-9.5 |
| Acid
solvable material ％ ≤
|
6.0 |
15.0 |
20.0 |
| Acid
iron melted (taking
Fe2O3) ％ ≤
|
1.00 |
2.00 |
3.00 |
| COPPER
SOLUBLE ％≤ |
0.005 |
| Manganese
soluble ％≤ |
0.05 |
| Passing
through (75µm) ％≥ |
99.9
|
99.5 |
99.0 |
|
COSMETIC GRADE TALC POWDER
(BODY GRADE)
| TECHNICAL SPECIFICATION
|
Special Grade |
Products First grade
|
Products Up to standard
|
| Whiteness
％≥ |
95 |
92 |
90 |
| Moisture
％≤ |
0.2 |
0.4 |
0.5 |
| Molysite
|
To show blue
late |
| Acid
soluble material％≤ |
1.50 |
2.00 |
4.00 |
| Water
soluble material
％≤ |
0.10 |
0.20 |
0.40 |
| Acid
alkalinity |
Litmus paper
appears neutral reaction |
| As
％≤ |
0.0003 |
| Lead
％≤ |
0.002 |
| PH value
|
7-10 |
| Passing
through D98 |
10µm--75µm
|
| Bacteria
each/g ≤ |
100 pathogenic
bacteria mustn’t be inspected out. |
| Asbestos
mineral of amphibole |
Mustn’t be found
by x-ray diffraction analysis |
Note:
1. Thepathogenic bacteria are mainly directed at colon bacillus, staphylococcus
and greenpus bacillus.
2. Production standard: GB15342-94
|
ELECTRIC CABLE GRADE
TALC POWDER
|
Technical specification
|
Special grade
|
Products
First grade |
Products
Up to standard |
|
L.O.I. (1000℃)
％ ≤
|
6.00 |
8.00 |
10.00 |
|
Moisture
％ ≤
|
0.2 |
0.4 |
0.7 |
| Acid unsolvable
material ％ ≤ |
90.0 |
87.0 |
85.0 |
| Acid iron
melted (taking Fe2O3)
％ ≤ |
0.20 |
0.40 |
0.50 |
|
Material aspirated by magnet
％≤
|
0.04 |
0.07 |
0.10 |
|
Passing through
％≥
|
45µm, 98 |
75µm, 98 |
|
WATERPROOF MATERIAL
GRADE TALC POWDER
| Technical specification
|
Products
Special grade
|
Products First
grade
|
|
Whiteness
％≥
|
90.0
|
88.0
|
|
L.O.I. (1000℃) ％ ≤
|
22.0
|
25.00
|
| Moisture
％ ≤ |
0.5
|
1.0
|
|
PH
|
10.0
|
|
Silica and magnesium oxide ％≥
|
.77.0
|
60.0 |
|
Density g/cm3 ≤
|
3.00
|
3.00 |
|
Passing through (45µm)
％≥
|
98.0
|
95.0 |
|
