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PSD-GOLD
purestar
PSD-GOLD is engineered to meet the demanding requirements of modern CIP/CIL gold processing plants, with a specialized manufacturing process that optimizes the macropore network to facilitate rapid diffusion and adsorption of large gold cyanide complex molecules. Unlike standard water treatment activated carbon, which has a predominantly microporous structure, PSD-GOLD's enhanced macropore structure ensures maximum contact between the carbon and gold cyanide complexes, delivering higher gold loading capacity and faster adsorption kinetics.
The high-density coconut shell matrix also provides extreme mechanical strength and abrasion resistance, enabling the carbon to withstand the intense mechanical shear of CIP/CIL agitators and slurry transport systems with minimal fines generation and attrition loss. This durability ensures stable performance through multiple adsorption and regeneration cycles, reducing operational costs and maximizing gold recovery for mining operations.
Technical Specifications | PSD-GOLD | Unit |
CTC Number | 50 min | % |
Iodine Number | 1050 min | mg/g |
Total Ash Content | 5 max | % |
Moisture | 10 max | % |
Hardness | 98 min | % |
Apparent Density | 0.45-0.54 | g/cc |
Particle Size | 6-12 | mesh |
Available particle size:
4×8 mesh (2.36 ~ 4.75 mm)
6×12 mesh (1.70 ~ 3.35 mm)
Packaging:
To meet diverse customer requirements, our activated carbon is available in multiple packaging options:
20 kg/bag – Ideal for laboratory use, pilot testing, and small-scale applications with convenient handling.
500 kg/bag – Bulk packaging designed for large-scale industrial production and continuous processing.
All packages are engineered to maintain product quality, prevent moisture absorption, and ensure easy storage and transportation.
Customized packaging available
Shipping:
Fast delivery within 15-30 days
Export standard packaging
Optimized Macropore Network: Enhanced macroporous structure specifically sized for rapid diffusion and adsorption of gold cyanide complex molecules.
Extreme Abrasion Resistance: High-density coconut shell matrix delivers exceptional mechanical strength, minimizing fines generation and attrition loss in harsh CIP/CIL environments.
High Gold Loading Capacity: Well-developed pore structure provides maximum surface area for gold cyanide complex adsorption, delivering high gold recovery efficiency.
Excellent Regeneration Performance: Stable carbon structure maintains consistent adsorption performance through repeated regeneration cycles, extending service life and reducing operational costs.
Carbon-in-Pulp (CIP) gold processing plants
Carbon-in-Leach (CIL) gold extraction circuits
Heap leaching gold recovery operations
Gold refinery processing and purification
Technical Advantages
High-Strength Regenerable Coconut Shell Carbon for Gold Recovery
Made from premium coconut shells, PSD-GOLD is a specialized granular activated carbon purpose-built for gold extraction operations. Its optimized pore structure delivers high adsorption capacity for gold cyanide complexes, while exceptional mechanical strength resists particle breakdown during the continuous agitation of leaching circuits.
Engineered for CIP, CIL, and CIC processes, PSD-GOLD features low ash content and consistent purity to prevent interference with gold recovery efficiency. Its excellent regenerability enables multiple reuse cycles after standard regeneration treatments, helping mining operations reduce long-term material costs.
The 6-12 mesh particle size is tailored to balance fast gold adsorption kinetics with high attrition resistance, making it ideal for both small-scale and large-scale mining applications. Durable, cost-effective, and designed for repeated use, PSD-GOLD provides reliable, consistent performance throughout the gold recovery process.
PURESTAR adheres to strict quality control and international certification standards. Our authentic certifications include:
ISO 9001: Quality Management System
ISO 14001: Environmental Management System
ISO 45001: Occupational Health & Safety Management System
NSF: Certified for drinking water safety & sanitation
HALAL: Certified for food-contact applications
MSDS (Material Safety Data Sheet) available upon request
COA (Certificate of Analysis) provided with every shipment
All products undergo strict quality inspection to deliver stable, reliable performance for global customers.
10+ years of experience in activated carbon manufacturing and export
Stable production capacity ensuring reliable supply for bulk orders
Strict quality control system from raw material to final product
Customized solutions based on different industrial applications
Fast response within 12–24 hours for all inquiries
Professional technical support for product selection and application guidance
Q1: Why is coconut shell activated carbon preferred over coal-based carbon for gold recovery?
A: Coconut shell activated carbon has a naturally harder, denser structure and more uniform pore size distribution compared to coal-based carbon. In the violent, high-shear environment of CIP/CIL tanks, coconut shell carbon resists breaking down into fines much better than coal-based carbon, resulting in significantly lower gold losses from entrained fines and reduced carbon replacement costs.
Q2: How does PSD-GOLD's pore structure improve gold recovery?
A: Gold cyanide complexes are relatively large molecules that cannot easily access the small micropores of standard activated carbon. PSD-GOLD is engineered with an enhanced macropore network that is specifically sized to allow rapid diffusion and adsorption of these large gold cyanide complexes, maximizing the contact between the carbon and gold, and delivering higher gold loading capacity and faster adsorption kinetics.
Q3: Can you provide samples before bulk order?
A: Yes, samples can be given to you. Please contact us for details. Once we charge you the sample fee, please rest assured that this will be a refund when you place a formal order.
Q4: What is your minimum order quantity (MOQ)?
A: MOQ depends on product type. Please contact us for detailed information.
Q5: How long is the delivery time?
A: Normally 15-30 working days depending on order quantity and production schedule.


