What is a Circular Vibrating Screen? How Does it Work? How to Design for Maximum Efficiency?
In mining, building materials, chemicals, or food processing, material classification efficiency directly impacts your profitability. As core industrial screening equipment, circular vibrating screens deliver precise grading and high-efficiency separation through unique three-dimensional elliptical motion.
Circular vibrating screens generate vibration via dual-motor exciters, driving the screen box in a 3D elliptical trajectory. Core values include:
- Precise Separation: Accurate particle size classification
- Multi-layer Screening: 2-6 layers simultaneously
- Universal Application: Handles powders, granules, and slurries
When vibrator motors activate, the dual-rotor excitation system creates centrifugal force for unique material movement:
1. Feeding Phase: Uniform material distribution
2. Stratification: Particles bounce in elliptical orbits
3. Classification: Fines penetrate mesh, oversized moves to discharge
4. Multi-output: Each deck discharges specified fractions
Critical Parameters:
- Amplitude: 2-8mm adjustable (controls travel speed)
- Frequency: 700-3000rpm (impacts accuracy)
- Deck Angle: 15°-25° (optimizes capacity)
3. Five Golden Rules of Screen Design
1. Screen Media Engineering
- 304/316L stainless steel wire mesh
- Tapered anti-blinding apertures (≤0.02mm tolerance)
- Quick-release tensioning system (<15 min changeover)
2. Excitation System Core
- Patented SYC dual-vibrator motors
- IP65 sealed bearing housings
3. Vibration Isolation Optimization
- Compound spring system (rubber + steel)
- Automatic resonance avoidance
- 60% reduced dynamic load transfer
4. Anti-Blinding Technologies
- Ultrasonic cleaning (for >100 mesh)
- Silicone bounce balls (food-grade)
- Air-knife assist modules
5. Structural Validation
- FEA dynamic simulation
- 100,000-cycle fatigue testing
- ≥8mm side plates (abrasive applications)
| Industry | Pain Points | Sanyuantang Solutions |
|-------------|---------------------------|--------------------------------|
| Mining | Clay blinding | High-frequency dewatering + PU panels |
| Chemicals| Static cling | Anti-static mesh + N₂ inerting |
| Food | Sanitation compliance | Full SS design + mirror polish |
| Pharma | Cross-contamination | Modular design + CIP systems |
Patented Tech: 30,000+ hour motor life
Modular Design: Smart control upgrades
Global Support: 24/7 technical response
Custom Engineering: Free material testing
Get Your Tailored Solution:
Phone: +86 16638408032
Email: sales@sanyuantang.com