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Product Description
The surface of coated sand is layered with a refined resin sheen, aptly termed resin coated sand, tailored precisely to match the recuperated sand volume for ultimate customization.
Embark on the intricate journey of shell-type steel filling (dry sand) by encapsulating the shell within a cylinder, meticulously surrounding it with steel spheres (dry sand) to fortify and enhance the shell's integrity.
In this sophisticated casting process, molten iron finds its form within a carefully crafted mold. Swift cooling via steel pellets optimizes air permeability and steel pellet recovery while minimizing equipment costs, reducing die wear, and allowing effortless mold transitions.
Witness the pinnacle of casting innovation with our groundbreaking coated sand casting production line. Pioneering steel sand burial combined with rain sand adding technology, we are spearheading a new era in efficient and intelligent casting solutions.
Amidst the green revolution and quest for efficient production in the foundry industry, the coated sand shell casting line stands out for its eco-friendly intelligence, cost-efficiency, and productivity. Sanzhuji unveils a production line that melds core innovations like steel sand burial, rain sand adding, and a water-cooled cooling bed, delivering transformative solutions for foundries.
Technical Highlights Analysis:
Steel Sand Burial Process: Harnessing pre-burial and three-dimensional vibration techniques, this innovation slashes coated sand usage by 30%, boosts output by 10%, and reduces scrap by 5%, all while maintaining impeccable dimensional precision and consistency in castings.
Rain Sand Adding System: This advanced system minimizes manual intervention by leveraging intelligent control, enhancing sand filling uniformity and efficiency. It accommodates diverse sand box specifications (1000×550×500 to 2000×600) and adeptly handles multi-variety, small batch production demands with finesse.
Water-Cooled Cooling Bed: Featuring an enclosed dust removal design, this system curtails cooling time to a mere 1.5 hours. Castings cool rapidly while simultaneously reclaiming heat, slashing energy consumption to just 20% of traditional methods.
Sanzhuji Intelligent Control: Outfitted with a Siemens fully automatic control system, it precisely orchestrates pouring, box turning, and sand dropping operations. With a high throughput of 40 boxes per hour, a single line can achieve a monthly production capacity of up to 3,000 tons.
Application Value:
Green and Environmental Stewardship: The entire line is hermetically sealed for dust extraction and equipped with VOC catalytic combustion systems, ensuring emissions comply with standards and aiding enterprises in passing environmental audits seamlessly.
Cost Reduction and Efficiency Boost: Labor expenditures see a dramatic 70% reduction, with minimal floor space requirement (as small as 200 square meters). The rapid 60-day setup promises swift production initiation and a short investment return cycle.
Certifications
Factory Panorama

Factory Address
QINGDAO SANZHUJI
With a rich legacy spanning 14 years, we specialize in crafting sand casting machinery, including green sand casting lines, furan resin sand casting lines, lost foam casting lines, and coated sand steel sand buried casting lines.
Contact Us
Address: North of G204 National Road, Poli Town, West Coast New Area, Qingdao, China