OUR BEST PARTNER EVER

Their contribution for our progress

A program to improve the small businesses ability in order to be tough and independent, through the fund from the Company.

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PT. TIMAH ( PERSERO ) TBK  OUR BEST PARTNER EVER Click here for Learn More

Processing and Smelting

Tin ores, derived from offshore and onshore mining with tin level of 20-30%, are processed and smelted in the washing plant. In line with major requirement of smelting process, tin ores and its associated mineral are separated and the level must be increased up to 72-74%. This process is essential to obtain the best quality of tin metal with high Sn level and low impurities.

Next process, tin ores has to undergo a smelting process into tin metal. To obtain the best quality of low lead tin metal, refining process is needed by using purifying device called crystallizer equipped with electrolytic refining. Here, the company operates 12 furnaces, of which 1 furnaces in Kundur, Riau Islands and 11 furnaces in Mentok, Bangka. Final products are in form of bar tin metal with average weight of 16 kg to 30 kg per bar. In addition, tin metal’s size and shape are variable (customized) according to customer’s requirements which trademark are listed in London Metal Exchange (LME).