Our Product
Product Specifications
UMK’s certified manganese ore products are prepared, sorted and analysed using accredited ISO/IEC standards through various business partners and laboratories.
UMK gains it expert support on laboratory analytical testing from SGS South Africa {read more}
Select the grade button below to view specifications:
Specifications:
Size: 6 – 75 mm (90 pct minimum in size range)
Moisture: Typical moisture is 2.50 pct. No maximum moisture will be guaranteed.
| Element / Compound | Chemical Formula | Typical (pct) | Range (pct) |
Manganese |
Mn |
36.00 |
35.00 - 37.00 |
Iron |
Fe |
4.70 |
4.20 – 8.50 |
Silicon oxide |
SiO2 |
5.20 |
2.00 – 13.00 |
Phosphorous |
P |
0.01 |
0.00 – 0.05 |
Sulphur |
S |
0.01 |
0.00 – 0.06 |
Calcium oxide |
CaO |
15.70 |
9.99 – 19.00 |
Aluminium oxide |
Al2O3 |
0.30 |
0.1 – 0.70 |
Magnesium oxide |
MgO |
2.50 |
0.20 – 4.90 |
Specifications:
Size: 0 – 6 mm (90 pct minimum in size range)
Moisture: Typical moisture is 5.00 pct. No maximum moisture will be guaranteed.
| Element / Compound | Chemical Formula | Typical (pct) | Range (pct) |
Manganese |
Mn |
35.00 |
34.00 - 36.00 |
Iron |
Fe |
4.70 |
4.20 – 8.50 |
Silicon oxide |
SiO2 |
5.20 |
2.00 – 13.00 |
Phosphorous |
P |
0.01 |
0.00 – 0.05 |
Sulphur |
S |
0.01 |
0.00 – 0.06 |
Calcium oxide |
CaO |
15.70 |
9.99 – 19.00 |
Aluminium oxide |
Al2O3 |
0.30 |
0.1 – 0.70 |
Magnesium oxide |
MgO |
2.50 |
0.20 – 4.90 |
Specifications:
Size: 6 – 75 mm (90 pct minimum in size range)
Moisture: Typical moisture is 2.50 pct. No maximum moisture will be guaranteed.
| Element / Compound | Chemical Formula | Typical (pct) | Range (pct) |
Manganese |
Mn |
33.00 |
32.50 - 34.50 |
Iron |
Fe |
7.00 |
3.00 – 10.00 |
Silicon Oxide |
SiO2 |
5.29 |
0.00 – 15.00 |
Phosphorous |
P |
0.02 |
0.00 – 0.09 |
Sulphur |
S |
0.01 |
0.00 – 0.06 |
Calcium Oxide |
CaO |
16.70 |
9.99 – 26.00 |
Aluminium Oxide |
Al2O3 |
0.53 |
0.03 – 0.70 |
Magnesium Oxide |
MgO |
3.71 |
0.20 – 6.77 |
Specifications:
Size: 6 – 75 mm (90 pct minimum in size range)
Moisture: Typical moisture is 2.50 pct. No maximum moisture will be guaranteed.
| Element / Compound | Chemical Formula | Typical (pct) | Range (pct) |
Manganese |
Mn |
28.00 |
26.50 - 30.00 min |
Iron |
Fe |
6.11 |
3.49 – 12.00 |
Silicon oxide |
SiO2 |
5.99 |
0.00 – 14.80 |
Phosphorous |
P |
0.02 |
0.00 – 0.09 |
Sulphur |
S |
0.01 |
0.00 – 0.06 |
Calcium oxide |
CaO |
16.70 |
9.99 – 26.00 |
Aluminium oxide |
Al2O3 |
0.53 |
0.03 – 0.70 |
Magnesium oxide |
MgO |
3.71 |
0.20 – 6.77 |
Specifications:
Size: 0 – 6 mm (90 pct minimum in size range).
Moisture: Typical moisture is 5.0 pct. No maximum moisture will be guaranteed.
| Element / Compound | Chemical Formula | Typical (pct) | Range (pct) |
Manganese |
Mn |
28.00 |
26.50 - 30.00 |
Iron |
Fe |
6.11 |
3.49 – 12.00 |
Silicon oxide |
SiO2 |
5.99 |
2.00 – 14.80 |
Phosphorous |
P |
0.02 |
0.00 – 0.09 |
Sulphur |
S |
0.01 |
0.00 – 0.06 |
Calcium oxide |
CaO |
16.70 |
9.99 – 26.00 |
Aluminium oxide |
Al2O3 |
0.30 |
0.3 – 0.70 |
Magnesium oxide |
MgO |
3.71 |
0.20 – 6.77 |