Purchase Antimony Concentrates
1. Quantity
Trial Order Quantity: 100-300 Metric Ton Minimum.
Regular Purchasing Order Quantity: 500-2000 Metric Ton per month.
According to the demand of our plants, we hope that the quantity is the more the better.
2. Antimony Concentrates Quality Standard
Grade |
Sb(wB)/%≥ |
Impurity(wB)/%≤ |
As/Sb |
Pb/Sb |
Cu |
Se |
Sn |
Cd |
Bi |
First Grade |
60 |
0.8 |
0.25 |
0.01 |
0.005 |
0.003 |
0.005 |
0.003 |
Second Grade |
50 |
0.8 |
0.30 |
0.01 |
0.005 |
0.003 |
0.005 |
0.003 |
Third Grade |
35 |
0.9 |
0.35 |
0.005 |
0.003 |
0.002 |
0.005 |
0.003 |
A.There should be proper price reduction if the harmful elements exceed the standard
B.The oxide antimony ore can refer to the above specification and should be reduced the price by the Sb content.
This standard is applied to the antimony concentrates products getting from mineral processing and used for antimony smelting.
(1)The moisture content in the concentrates should be less than 14%,and also less than 8% during heating-period.
(2)Other impurities should not be mixed into the concentrates.
(3)Packing:The concentrates most have been delivered by container transport, packed with ton bag. The same grade can be classified as one lot.
C.Inspection Method.
The inspection carried out at the loading port to determine the letter of credit amount. The inspection carried out by AHK, ALEX, SGS or CCIG at the port of discharge should be final for both parties.
D.The others as per the international practice. |
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