Foundry Green Sand Molding Line
Vibration conveyor, cast hanging conveyor, belt conveyor, magnetic separation machine, air separator machine, fine hexagonal screen, sand store house, two-way cooling bed, hoisting machine, conveyor belt machine, boiling reclaimer, belt conveyor, hoist, discharger, belt machine, sand store house, the disc feeder, belt conveyor, hoist, belt conveyor, exhaust ventilator, accessories, two-way feeder, screw feeder, accessories electronic scale sand mixing machine, belt machine, the disc feeder.
Foundry green sand molding line Equipment usage:
Foundry green sand molding line Clay sand molding line as binder type configuration (core) sand.Implementation of sand processing mechanization is an important part of casting production.The stand or fall of core sand preparation directly affect the quality of the casting production and the improvement of production and reduce cost;Due to the complexity of blasting process, clay sand treatment and transportation workload is very large, and the environment is very bad, so sand processing mechanization is an important part of the casting production.Sand treating section modeling for core is the main task of the ministry to provide qualified sand and core sand.
Foundry Green sand molding line working process:
This foundry green sand molding production line is eddy current centrifugal machinery regeneration device.Sand through quantitative device regeneration of high speed rotation plate, under the action of centrifugal force to the wear ring, all round between sand and the wear ring and sand repeatedly between friction and collision, the sand on the surface of the film adhesive has been removed, regeneration after sand from falling between disc wear ring and regeneration, at the same time, and regenerative disc in a shaft of fan drum wind up, forming strong airflow to the whereabouts of sand boil, air separation, go to the film adhesive and dust, satisfy the technological requirements of reclaimed sand.Old sand treatment after the death of low clay content, less the amount of new sand, sand high wet strength, after mixing liquid permeability is good.
What Is Green Sand Molding?
Green sand refers to a mixture of:
Silica Sand (70–85%): Base material providing mold structure.
Bentonite Clay (6–12%): Binder that retains shape under pressure.
Water (2–5%): Activates the clay's bonding properties.
Additives (e.g., coal dust, cereals): Enhance surface finish and reduce defects.
Unlike resin-bonded or chemically cured sands, green sand molds are "uncured" and rely on mechanical compaction for strength, making them reusable and eco-friendly.
| Component | Function |
|---|---|
| Sand Mixer | Blends sand, clay, water, and additives uniformly (e.g., continuous mixers). |
| Molding Machine | Compacts sand into molds (e.g., matchplate, flaskless, or high-pressure machines). |
| Conveyor System | Transfers sand, molds, and castings between stations. |
| Cooling Shakeout | Separates castings from molds and cools sand for reuse. |
| Sand Reclamation Unit | Removes debris and reconditions sand for recycling (optional but recommended). |
| Control Panel | Monitors and adjusts parameters like compaction pressure and sand moisture. |
Key Advantages of Green Sand Systems
Cost Efficiency: Low binder costs and high sand reuse rates (up to 95%).
Rapid Production: Cycle times as low as 30–60 seconds per mold.
Environmental Benefits: Minimal volatile organic compounds (VOCs) compared to chemical binders.
Flexibility: Suitable for small to large castings (e.g., engine blocks, manhole covers).
| model | SWT-5 | SWT-10 | SWT-15 | SWT-20 |
| productivity(t/h) | 5 | 10 | 15 | 20 |
Inquiry with the capacity of the green sand molding reclamation line you need,we will provide you with best solutions!
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