PRODUCTS AND QUALITY POLICY

Lead concentrate

Lead concentrate

MMC Dalpolimetall JSC is an export oriented company. The main markets are the countries of Asia Pacific Region: South Korea, Japan and China.

Metallurgic companies, end users of MMC Dalpolimetall concentrates, manufacture products of the highest grades, listed at LME. That is why we pay great attention to the quality of our concentrates, providing high content of metals in concentrates and low content of contaminants.

The technical quality control department is the integral part of the company. Highly skilled quality control department specialists monitor the products quality at all stages of the production - from the moment of geological surveying to chemical analyzing before shipment on board the vessel.

Zinc concentrate

Zinc concentrate

Every day the chemical laboratory of the company analyzes the composition of mined ores and the content of metals in manufactured concentrates.

The sanitary – industrial section of the laboratory analyzes samples of the ambient air, natural and drain water and measures parameters of industrial hygiene.

The main principles of the company’s quality policy are the following:

- constant control of technological process parameters and strict adherence to process regulations;

- production of high quality lead and zinc concentrates which are in high demand at the world market;

- high standards of labour quality.



Lead concentrate Zinc concentrate
Fineness Grades,
micron
+ 315+ 160+ 71- 71Total:+ 160 + 71 - 71 Total:
Recovery
%
0,310,322,167,31003,7 18,8 77,5 100
Moisture % 7,5 9,5
Quality
Pb %
60,00 - 70,00 0,40 - 1,00
Ag ã/ò1100 - 2200 90 - 150
Au ã/ò0,15 - 0,54 0,10 - 0,20
Zn %4,0 - 6,5 48,00 - 51,00
Cu %0,9 - 1,5 1,0 - 1,5
Fe %4,0 - 6,5 11,0 - 14,0
SiO2 %1,0 - 2,0 1,0 - 2,0
As %0,2 - 0,8 0,05 - 0,25
Bi %0,08 - 0,250,0025 - 0,004
Cd %< 0,03 0,2 - 0,35
S %13,00 - 15,50 30,00 - 31,50
CaO %0,60 1,00 - 2,60
MgO %0,06 - 2,5 0,02 - 0,06
Al2O3 %0,30 - 0,80 0,20 - 0,60
Mn %
0.2 - 0.4
Hg %
max 0.01
Mg %
0.02 - 0.06
Sb % 0,12 - 0,5

In order to confirm the high standards of the product quality management, in 2013 MMC Dalpolimetall JSC started the work on certifying quality management system against ISO 9001 international standards.