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Product Description
Experience unparalleled efficiency with our Furan Resin Sand Recovery System, expertly tailored to your specific requirements. This customized design maximizes the recovery of old sand, ensuring an eco-friendly, cost-effective solution for your foundry needs.
Resin sand, a revolutionary core sand bound by resin, transforms casting operations. Our state-of-the-art regeneration process meticulously removes the binder film from the sand surface, optimizing its particle size. This innovative recycling minimizes the need for new sand, slashes transportation costs, and delivers uniform, smooth, and thermally stable sand particles. By enhancing casting quality, particularly in the recycling of resin sand, resin addition is significantly reduced, cutting costs and mitigating environmental impact. Additionally, our production line is versatile, adept at processing sodium silicate sand casting due to the similar sand processing techniques.
Our resin sand production line is engineered for excellence, boasting a regeneration processing system capable of producing between 3,000 to 10,000 tons of castings annually. With advanced PLC control, every piece of electrical equipment is meticulously monitored for safe, reliable, and automated operations. The cutting-edge simulation screen offers a seamless production experience.
Process Flow of Resin Sand Production Line: After casting, the sand box and castings are elevated to the inertia vibration shakeout machine. Here, large jackets and risers are singled out manually, while sand, sand masses, and small cold iron pieces fall through the sand grid to the magnetic separation belt conveyor. Post magnetic separation, they proceed to the multi-functional vibrating crushing and regeneration machine for comprehensive crushing, stripping, and screening. The screened sand is elevated via the 1# bucket elevator to the centrifugal rotor secondary regenerator for intensive regeneration and stripping. This meticulously refined sand, now mixed with fine powder, dust, and resin film, is then transported through the flow sand tank to the flow curtain air separator. This unit, linked to both a cyclone dust collector and a pulse-type back-blowing dust collector, ensures the removal of all fine powder and dust. Subsequently, the sand is lifted to the sand warehouse by the 2# bucket elevator. From there, it flows through the pneumatic shutter into the mobile double-arm continuous resin sand mixer. Within the mixer, sand is expertly propelled by a screw blade, with curing agent and resin precisely added from proximal control valves and premixed with a small blade before entering the mixing phase. The fully integrated curing agent, resin, and regenerated sand are then directed to the front discharge port, where they seamlessly flow into the sand box for molding and core making. Finally, the tyre undergoes self-hardening or is treated with alcohol paste combatively, brushed with release material, and allowed to dry before the box is closed for the final pouring and cooling stages.
Certifications
Factory Panorama

Factory Address
QINGDAO SANZHUJI
With a proud legacy spanning 14 years, Qingdao Sanzhuji Technology Co., Ltd. excels in manufacturing superior sand casting machinery. Our comprehensive portfolio includes green sand casting production lines, furan resin sand casting production lines, lost foam casting production lines, and coated sand steel sand buried casting production lines. Experience the pinnacle of innovation and reliability with our industry-leading solutions.
Contact Us
Address: North of G204 National Road, Poli Town, West Coast New Area, Qingdao, China