Amman Mineral Industries has a Precious Metal Recovery plant at its Sumbawa complex. Anode slime from the electro refinery is utilized to produce Gold Bar of 99.99% purity, Silver Bar of 99.95% purity and Selenium Granules of 99.9% purity. Other PMR byproducts are tellurium, PGM (Platinum & Palladium Group Metal), Copper telluride. 

The main process flows include conversion of copper anode slime through the successive processes of selenium roasting, de-selenium residue, hydrometallurgical treatment, coarse gold powder, gold electrorefining, electrolytic gold, coarse silver powder, electrolytic silver,  electrolytic silver powder. 

Position to be open:

• Specialist - PMR
• Other

Requirements:

• Graduate in Chemical Engineering; Mineral Processing; Pyrometallurgy; Metallurgical Engineering; Process Engineering 
• GPA (IPK) min 3.2 of 4.0
• Fluency in both written and spoken English; and computer literate
• Willing to locate on site at Sumbawa Barat.
   

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