Gs High Efficiency Sand Mixer

Green Sand Molding Reclamation Line Overview
Green sand molding reclamation line is a system used in foundries to reclaim and recycle used green sand (a mixture of sand, bentonite clay, water, and sometimes additives) from molding processes. The goal is to clean and condition the sand so it can be reused for making new molds, reducing waste and costs while ensuring consistent mold quality.
Technical Specifications
Model | GS20-55 | GS20-75 | GS22-75 | GS22-90 | GS25-110 | GS25-132 | GS29-200 |
Name | sand mixer | sand mixer | sand mixer | sand mixer | sand mixer | sand mixer | sand mixer |
(mm) Disk diameter | 2000 | 2000 | 2240 | 2240 | 2500 | 2500 | 2850 |
(t/h) Capacity | 20~28 | 25~32 | 30~35 | 35~40 | 40~50 | 50~60 | 60~80 |
(KW)Main motor power | 55 | 75 | 75 | 90 | 110 | 132 | 200 |
(KW)Rotor motor power | 2×30 | 2×37 | 2×45 | 2×45 | 2×45 | 2×55 | 2×55 |
(r/min) Main shaft speed | 31.72 | 31.72 | 27.32 | 27.32 | 27.3 | 27.32 | 25.4 |
(r/min)Rotor speed | 1270 | 1270 | 975 | 975 | 950 | 950 | 850 |
GS-High Speed Intensive Sand Mixer Feature


Rotor and Paddle Blades:
The GS Rotor Sand Mixer uses high-speed rotors or paddles that rotate inside the mixing chamber. These rotors generate strong shear forces to ensure that the binder (usually clay), sand, and water are evenly mixed.
The paddles or blades help to evenly distribute the binder and create a homogeneous sand mixture.
High-Speed Mixing:
The rotor system is designed to operate at high speeds, enabling quick and efficient mixing. This feature reduces mixing time compared to other types of sand mixers and ensures a consistent sand mixture in less time.
Homogeneous Sand Mixing:
The shear action produced by the rotating rotor ensures that the binder is evenly distributed across each grain of sand, resulting in uniform mixing. This is essential for producing high-quality molds and cores in metal casting.
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Whatever your needs, we’re here to make it happen.
GS Rotor Sand Mixer is an efficient and high-performance solution for foundries requiring fast and uniform preparation of green sand for metal casting. Its rotor-based design provides high shear and thorough mixing, which helps in producing high-quality molds and cores for both ferrous and non-ferrous metals.
Advantages of a GS Rotor Sand Mixer
Faster Mixing: The high-speed rotor design results in faster mixing times, increasing productivity in high-volume foundries.
Uniform and Consistent Sand: The shear forces from the rotors ensure that the sand is uniformly mixed, producing consistent sand quality for casting.
Improved Molding Performance: Uniformly mixed sand improves the strength and surface finish of molds and cores, leading to higher-quality metal castings.
Ease of Operation: Automation and control systems reduce the complexity of operation and ensure reproducibility across batches.
Our Products
Foundry Machine
We provide advanced casting equipment, including molding, sand mixing, core shooting, and recycling technologies, all designed to help you improve casting precision, reduce waste, lower costs, and achieve higher efficiency and superior results for your production.

Resin Sand Mixer
Resin sand mixer machine is widely used for mixing furan resin no-bake sand, suitable for sand mixing and core making of medium and large castings.

Automatic Flaskless Molding Machine
This machine automates molding without flasks, improving speed, precision, and efficiency while reducing labor costs and ensuring high-quality casting.

Green Sand Mixer
The machine is mainly used for foundry sand mixing, can be used for single sand ,and mixed fired mold sand, self-hardening sand, face sand and core sand.

Hot Box Core Shooter
Hot Box Core Shooting Machine, also named hot box core shooter, is a moulding equipment widely used in the foundry casting industry.

Jolt squeeze molding machine
This machine uses jolt and squeeze action for precise, uniform molds, helping you improve efficiency, reduce waste, and enhance casting quality.

Multi Piston Molding Machine
High pressure multi piston molding machine adopt hydraulic compaction pressure is for medium and large cast iron castings.

Resin Sand Molding Reclamation Line
Resin sand molding reclamation line is a system used in foundries to recover and reuse resin-coated sand after it has been used in the molding and casting process.

Green Sand Molding Reclamation Line
This system efficiently recycles clay sand molds, reducing material costs and waste, helping you improve production efficiency and maintain consistent mold quality.

Cold Box Core Shooting Machine
This machine is used to produce sand cores for metal casting processes. It operates based on the cold box process, a method where sand is mixed with a resin binder and then hardened or cured by introducing a gaseous catalyst, usually at room temperature

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