gRADES OF TALC MB
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Talc MB 25-40
This talc is optimized for use in ceramic products such as steatite and cordierite in which talc is used as a source of magnesium and low calcium levels are required.
CHEMICAL ANALYSIS | |
---|---|
SiO2 | 61% |
MgO | 31% |
Fe2O3 | <1.3% |
Al2O3 | 1% |
CaO | <0.5% |
Loss on Ignition (L.O.I.) | 5.5% |
Moisture (% weight loss @ 110⁰C) | <0.5% |
PHYSICAL ANALYSIS | |
---|---|
Dry Brightness (Hunter) | 87 |
pH | 8.8 |
Specific Gravity | 2.8 |
Bulk Density | 13 lb/ft3 |
Tap Density | 8.8 lb/ft3 |
Average (median) particle size | 2.4 microns |
Talc MB 50-60
This talc is optimized for use in ceramic products such as steatite and cordierite in which talc is used as a source of magnesium and low calcium levels are required.
CHEMICAL ANALYSIS | |
---|---|
SiO2 | 61% |
MgO | 31% |
Fe2O3 | <1.3% |
Al2O3 | 1% |
CaO | <0.5% |
Loss on Ignition (L.O.I.) | 5.5% |
Moisture (% weight loss @ 110⁰C) | <0.5% |
PHYSICAL ANALYSIS | |
---|---|
Dry Brightness (Hunter) | 86 |
pH | 8.8 |
Specific Gravity | 2.8 |
Bulk Density | 23 lb/ft3 |
Tap Density | 48 lb/ft3 |
Average (median) particle size | 5.5 microns |
Through 325 mesh | 99% |
Talc MB 97-30
This talc is optimized for use in ceramic products such as steatite and cordierite in which talc is used as a source of magnesium and low calcium levels are required.
CHEMICAL ANALYSIS | |
---|---|
SiO2 | 61% |
MgO | 31% |
Fe2O3 | <1.3% |
Al2O3 | 1% |
CaO | <0.5% |
Loss on Ignition (L.O.I.) | 5.5% |
Moisture (% weight loss @ 110⁰C) | <0.5% |
PHYSICAL ANALYSIS | |
---|---|
Dry Brightness (Hunter) | 84 |
pH | 8.8 |
Specific Gravity | 2.8 |
Bulk Density | 27 lb/ft3 |
Tap Density | 58 lb/ft3 |
Average (median) particle size | 9.5 microns |
Talc MB 98-25
This talc is optimized for use in ceramic products such as steatite and cordierite in which talc is used as a source of magnesium and low calcium levels are required.
CHEMICAL ANALYSIS | |
---|---|
SiO2 | 61% |
MgO | 31% |
Fe2O3 | <1.3% |
Al2O3 | 1% |
CaO | <0.5% |
Loss on Ignition (L.O.I.) | 5.5% |
Moisture (% weight loss @ 110⁰C) | <0.5% |
PHYSICAL ANALYSIS | |
---|---|
Dry Brightness (Hunter) | 85 |
pH | 8.8 |
Specific Gravity | 2.8 |
Bulk Density | 26 lb/ft3 |
Tap Density | 50 lb/ft3 |
Average (median) particle size | 12.0 microns |
Through 200 mesh | 97.3% |