Powder Sieving Machine – Efficient & Reliable
Our powder sieving machine is suitable for a wide range of powder processing industries. It efficiently removes clumps, coarse particles, and impurities, ensuring the high quality and uniformity of the powder. This equipment is ideally suited for applications involving flour, pharmaceutical powders, metal powders, metallurgical powders, powder coatings, and more. It offers reliable performance and ease of operation, and can be customized to meet your specific production requirements.
What is a powder sieving machine?
A powder sieving machine is a high-precision fine powder screening device commonly used in the food, pharmaceutical, chemical(industrial salt sifter), and metallurgical(Metal Powder Sieving Machine) industries for the precise classification of various powdered materials.
It features high efficiency and a simple design, with screen changes taking only 3–5 minutes. The equipment typically consists of a sealed structure made of stainless steel or carbon steel, offering dust containment, noise reduction, and energy efficiency while meeting environmental standards. It utilizes vibration to agitate the material, separating it based on particle size.
Working Principle
The Powder Sieving Machine uses an electric motor to drive the screen mesh to perform high-frequency three-dimensional vibrations, causing the material on the screen to move in a bouncing motion. Particles smaller than the screen mesh openings pass through the openings and fall to the lower layer, becoming the undersize material, while particles larger than the screen mesh openings are discharged through the discharge port after continuous bouncing, thereby completing the screening process.
Function of the powder sieving machine
1. Grading
This powder screening machine separates powder into different particle size grades, thereby ensuring that the material used for production or subsequent processing possesses uniformity and consistent quality.
2. Removal of Oversized Particles
It efficiently removes oversize particles, lumps, and impurities, thereby protecting downstream equipment and enhancing product purity.
3. Fine Powder Processing
This equipment performs precision screening of fine powders, effectively preventing screen clogging, improving powder flowability, and ensuring the smooth operation of ultrafine material production processes.
Powder Sieving Machine Features
1. Compact size, easy to move, and features an outlet direction that can be freely adjusted; coarse and fine materials are discharged automatically.
2. Offers high screening precision and efficiency, making it suitable for use with any type of powder or granular material.
3. The screen remains unclogged, prevents dust from scattering, and achieves screening fineness levels of up to 500 mesh (28 microns) and filtration fineness levels of up to 5 microns.
4. Features a unique screen frame design (a “parent-child” or nested structure) that ensures a long service life for the screen and facilitates easy replacement and cleaning.
5. Operates without mechanical moving parts, requires minimal maintenance, and can be configured for simultaneous single-layer or multi-layer operation.
6. Adopts a fully enclosed design that effectively minimizes material spillage and dust generation, thereby meeting environmental protection requirements.
Technical Specifications
| Model | 0.6m | 0.8m | 1.0m | 1.2m | 1.5m | 1.8m | 2.0m |
| Effective Screening Area (m²) | 0.28 | 0.50 | 0.78 | 1.13 | 1.76 | 2.54 | 3.14 |
| Screen Mesh Size | 2-500 mesh | 2-500 mesh | 2-500 mesh | 2-500 mesh | 2-500 mesh | 2-500 mesh | 2-500 mesh |
| Vibration Frequency (rpm) | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 |
| Amplitude (mm) | 1-10 | 1-10 | 1-10 | 1-10 | 1-10 | 1-10 | 1-10 |
| Max. Feed Particle Size (mm) | <20 | <30 | <30 | <30 | <50 | <50 | <60 |
| Power (kW) | 0.55 | 0.75 | 1.10 | 1.50 | 2.20 | 3.00 | 3.00 |
Applications
Chemical Industry
Resin powder, laundry detergent, micro-powder, soda ash, citric acid powder, rubber, plastics, etc.
Abrasives and Ceramics Industry
Alumina, quartz sand, spray-dried particles.
Food Industry
Sugar(Sugar Sifter Shaker), salt, alkali, monosodium glutamate, milk powder, soy milk, yeast, fruit juice, soy sauce, vinegar, etc.
Metallurgy Industry
Titanium oxide, zinc oxide, electromagnetic materials, metal powders, welding rod powders, etc.
Pharmaceutical Industry
Traditional Chinese medicine powders, traditional Chinese medicine liquids, Western medicine powders, Chinese and Western medicine granules, etc.
New Energy Industry
Ternary materials (NCM/NCA), graphite, silicon-carbon anodes, conductive carbon black, lithium carbonate, etc.
Types of powder sieving machines
Rotary Vibrating Screen
Rotary vibrating screens are ideal for large-capacity, coarse-to-medium powder screening. They offer high efficiency, stable operation, and are widely used in chemical, metal, and food industries.
Ultrasonic Vibrating Sieve
Ultrasonic vibrating sieves are perfect for fine and ultra-fine powders prone to clogging. Ultrasonic vibrations prevent mesh blockage, improving screening accuracy and speed.
Tumbler Screen
Tumbler screens provide gentle, multi-layer screening for fragile powders or granules. Their circular motion preserves particle integrity while ensuring high precision.
Inline Vibratory Screen
Inline vibratory screens are compact, hygienic, and suitable for continuous production lines. They efficiently remove impurities while integrating seamlessly into pipelines.
Custom Powder Sieving Machine
Our powder sieving machines are fully customizable to meet your specific production requirements. Options include the selection of the number of layers and mesh sizes, customized voltage specifications, and the integration of explosion-proof motors. Furthermore, we can tailor the machine’s diameter to match your required throughput, accommodate special specifications for inlet and outlet ports, and adapt the design based on the unique characteristics of your materials—thereby ensuring seamless integration with your existing production line and maximizing the efficiency of the sieving equipment.
brush
Conveyor Feeding
Discharge Port
Feed Inlet
Magnetic Separator
pulley
Powder Sieving Machine Solutions
| Material | Specific Gravity | Mesh Size | Capacity (kg/hr) | Model |
| Chinese Herbal Powder | 0.8 | 80 mesh | 550 | YJ-800-1S |
| PVC Resin | 1 | 10mm/5mm | 3000 | YJ-1200-2S |
| Polyethylene Powder | 0.45 | 48/100 mesh | 100 | YJ-800-2S |
| Graphite | 1.2 | 16/40/80 mesh | 1400 | YJ-1000-3S |
| Lead Powder | 11.34 | 10/80 mesh | 1000 | YJ-1000-2S |
| Garnet Sand | 4 | 60 mesh | 300 | YJ-1000-1S |
| Aluminum Powder | 0.9/1.2 | 80/120 mesh | 350 | YJ-800-2S |
| Welding Rod Powder | 0.95 | 20/200 mesh | 550 | YJ-1000-2S |
| Kaolin | 0.4 | 100 mesh | 200 | YJ-1000-1S |
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Vibrating Screen and Conveyor Machine Manufacturer & Supplier
Built for precision screening, reliable performance, and flexible industrial applications,
Yuanjing rotary vibrating screens are trusted by customers worldwide.
Global Project Experience
Yuanjing products are exported to 50+ countries and regions, serving industries including food, chemicals, pharmaceuticals, mining, and new energy.
Strong Manufacturing Capability
Advanced production lines with laser cutting, CNC machining, automatic welding, and strict quality inspection ensure consistent product quality.
Accurate & Stable Separation
Optimized vibration design delivers even material flow, high screening accuracy, and stable long-term operation.
Customized Screening Solutions
Yuanjing offers flexible configurations in diameter, mesh size, deck layers, and material options to fit your exact process requirements.
FAQs
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We can provide customised screening and conveying equipment solutions tailored to different materials and production requirements.
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