Products Description
Foundry Sand Cooling Drum: Essential Equipment for Thermal Sand Management
In modern foundries, sand recycling is not only a cost-saving measure but also a critical part of sustainable and efficient casting operations. One important step in the sand reclamation process is reducing the temperature of hot return sand before it can be reused. That's where the foundry sand cooling drum comes in-a reliable and energy-efficient solution to manage sand temperature and moisture balance for consistent mold and core production.
What Is a Foundry Sand Cooling Drum?
A sand cooling drum is a rotating cylindrical machine designed to cool reclaimed sand after casting and knock-out. During the casting process, the mold sand absorbs significant heat from molten metal. If this hot sand is reused directly, it can cause issues such as:
Uneven binder reaction in resin systems
Premature curing
Mold defects
Equipment overheating
The cooling drum gently agitates and cools the sand through rotation and forced air or water mist, making it suitable for immediate reuse or storage.
How It Works
The basic working principle includes:
Hot Sand Infeed
Sand, often above 200–300°C, is fed into one end of the rotating drum.
Drum Rotation
The drum slowly rotates, causing the sand to tumble and mix thoroughly, exposing more surface area for cooling.
Cooling Mechanism
Ambient air or cooling water mist is introduced into the drum.
Heat is transferred from the sand to the air or water vapor, lowering the temperature.
Discharge
Cooled sand exits the drum at the opposite end, typically at a controlled temperature of 40–60°C.
Key Features
✅ Heavy-Duty Drum Construction
Built with wear-resistant steel for long service life.
✅ Moisture Control
Some systems integrate moisture sensors and water spray for conditioning sand moisture content as well as temperature.
✅ Airflow Optimization
Forced air fans or blowers ensure efficient heat exchange.
✅ Continuous or Batch Operation
Available in both formats, depending on production needs.
✅ Compact Design
Easily integrated into existing sand reclamation systems.
Advantages of a Sand Cooling Drum
🌡 Improved Sand Quality
Delivers consistent temperature and moisture-critical for resin-coated sand systems.
🔄 Enhanced Recycling Efficiency
Allows faster reuse of sand with less downtime or cooling delays.
💰 Reduced Energy Costs
Eliminates the need for large cooling chambers or excessive water quenching.
🛡 Extended Equipment Life
Prevents heat damage to mixers, conveyors, and other downstream equipment.
🌱 Environmental Benefits
Reduces dust, emissions, and water waste compared to open-air or wet cooling methods.
Applications
Sand cooling drums are used in:
Resin Sand Reclamation Systems
Green Sand Foundries
Core Sand Reuse
High-Volume Casting Lines
Automotive, Heavy Machinery, and Steel Foundries
Foundry cooling drum for castings and sand
Clay sand vibrating shakeout machine is mostly used shakeout equipment for small and medium castings de-sanding. It suites for massive and consistent clay sand casting production. Castings in molds are loaded into foundry sand de-sanding cylinder. They rotate and move inside rotating cylinder. Molds break and foundry clay sands falling off the cylinder to bottom where belt conveyor is connected to deliver sands out. Castings are kept in cylinder. In the outlet, they are delivered to casting procedure.
* Efficient sand cooling and moistening of the return sand is important to ensure good sand quality
* Heavy duty direct drive for smooth, consistent operation
* Few moving parts, minimum maintenance
Specifications
| Type |
productivity(T/H) |
drum diameter(mm) |
power(kw) |
| L3214 |
25 |
1400 |
7.5 |
| L3218 |
40 |
1800 |
15 |
| L3220 |
60 |
2000 |
22 |
1.Our quality guarantee time is one year
2.The exwork product is good quality and has stable performance.
3.Sand mixer in the process of using, appear quality problem, after the user notice, give a written reply within 24 hours or sendservice personnel leaving the factory, and the fault does not exclude the service personnel do not leave the scene.
4.In guarantee time, if there is any problem happens to the machine by normal operation, not because of artificial damage,supplier is responsible to change the broken parts without any charge, but the easily wear spare parts are not included.
5.The seller supplies spare parts for the machine they sold. The seller has a sufficient inventory warehouse.
Q1. What is your terms of payment for this foundry cooling drum?
A: T/T 40% in advance,60% before delivery
Q2. What is your terms of delivery?
A: FOB,EXW,CIF,CFR,DDU.
Q3. How about your delivery time for this foundry cooling drum?
A: Normally within 15 days or according to customer's requirement
Q4. Are you manufacturer?
A: We are manufacturer,welcome to visit our factory.
Inquiry with diameter and length of the sand cooling drum you need,we will provide you with best soluitons!
Phone Number(whatsapp)
+8618765972210
cassie@besttechmachinery.com
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