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No. 61 Mangniuhe Road, Yanqi Economic Development Zone, Huai'rou District, Beijing P. R. China 

jcc163@vip.163.com

+86 10-69627316 

+86-18210312142

Copyright Beijing Golden Great Wall Machinery Corporation  No. 18036957, Beijing ICP   Powered by www.300.cn

Technical Specifications

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1. Gold grade after purification ≥99.9%

2. Gold grade after silver separation via nitric acid: 90-98%

3. Gold recovery ≥99.9%