Precious Metal Refining

About us

Zhengzhou Guanma Machinery Equipment Co.,Ltd

Zhengzhou Guanma Machinery Equipment Co.,Ltd. Located in Zhengzhou Henan China, is a professional enterprise specializing in solid waste recycling Equipments. Leading products include Precious Metals Refining Equipment( Ternary Battery Black Mass Hydrometallurgy Plant, LFP Battery Black Mass Hydrometallurgical Recycling Machine, Gold Electrolytic Refining Machine, Silver Electrolytic Refining Machine,Copper Electrolytic Refining Machine, Lead Electrolytic Refining Machine, Precious Metal Electrolysis Recovery Equipment and Au/Ag/Pt/Pd/Rh Refining Equipment, and Matched Nitrogen Oxide Treatment Machine) ; Solid Waste Crushing and Separation Equipment (Lithium-ion Battery Recycling Line, Lead Acid Battery Recycling Line, Solar Panel Recycling Line, Home Applicants Dismantling and E-waste Recycling Line, Waste Tire Crushing and Granulation Equipment); Carbonization and Pyrolysis Equipment (Li-ion Batteries/Biomass Carbonization Machine, Plastics/ Oil Sludge/ Tire Pyrolysis Machine)etc.

Now, GUANMA MACHINERY has exported products to more than hundred countries and regions, such as Turkey, Kazakhstan, India, Qatar, Britain, Iran, Uganda, Romania, Russia, Canada, Bangladesh, Vietnam, Argentina, Mexico, Australia, etc.

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Our Services

GuanMa Machinery Equipment Installation

Installation Training

Engineers will prepare installation and operating manuals for each customer. We can also go to your site to guide the installation and operation of the machine.

Sample Testing

According to the customer's raw materials, test and send the final sample product. come out testing report to help clients analyze the project.

Product Diversification

Customize different solutions according to different raw materials of customers to meet customer needs and diversify products.

Solution Design

Customized solutions based on customer raw materials, equipment layout and site planning.

Online service

24*7 Online Service

24*7 Online service provides professional advice. Solve customer problems.

Accessories Supply

All accessories for this factory can be purchased from Guanma at cost price.

Sustainable

Sustainable solutions, green and environmentally friendly.

After-Sales Service

Complete after-sales service, lifelong technical support, and technical upgrades by the R&D department.

CE Certificate

FAQ'S

What exactly is hydrometallurgy, and how is it different from pyrometallurgy?

Hydrometallurgy uses aqueous (water-based) chemical solutions to extract and purify metals from ores, concentrates, or recycled materials at relatively low temperatures. Pyrometallurgy, in contrast, relies on high-temperature processes like smelting and roasting. Hydrometallurgy is often preferred for complex ores, lower-grade materials, and when seeking more environmentally friendly and selective metal recovery.

Hydrometallurgy offers key advantages including higher selectivity for target metals, suitability for low-grade ores, lower energy consumption (no smelting), reduced greenhouse gas emissions, potential for on-site reagent regeneration, and the ability to treat complex or refractory materials that pyrometallurgy struggles with. It can also be more modular and scalable.

Our partnership extends through the project lifecycle. We offer detailed engineering packages, equipment procurement support, commissioning assistance, operator training, and ongoing operational troubleshooting and optimization services. We aim to ensure your plant achieves and sustains its design performance and economic targets.

We design, engineer, and supply core process equipment integral to hydrometallurgical operations. This includes leaching reactors (tanks, columns, heaps), solid-liquid separation units (thickeners, filters), solvent extraction mixer-settlers, electrowinning cells, precipitation reactors, and advanced control systems for optimized performance.

We provide tailored process design based on your raw materials. Our testwork generates critical data for flow sheet validation and economic feasibility studies, enabling the extraction of precious metals including gold, silver, copper, lead, platinum, palladium, and rhodium.

24 Hours* 7 Days, Free Consultation Service for You

Contact Us

Please specify your requirement by referring to the following aspects:
1-What type of precious metal do you want to extract?
2-How many tons raw material do you want to process per kg?
3-When will you want to start this project?
4-How is your budget of machine?
5-Which point that you really focus on?(We have customized service for each client)