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Help Center30TPH Coal Slime Dryer Machine
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2.Split shipment available
3.30–45 day lead time
4.Custom packaging
5.L/C and T/T accepted
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System Overview
The 30 TPH Coal Slime Rotary Dryer is a mid-to-large capacity thermal system optimized for coal preparation plants, washing facilities, and thermal power plants. Processing exactly 30 tons of wet coal slime per hour requires a precise balance of mechanical torque, air volume, and thermal energy to prevent the material from clumping while maintaining a steady output.
This specific system is engineered with an optimized length-to-diameter ratio drum, robust driving gears, and a high-efficiency heat exchanger designed to run continuously ($24/7$) under demanding industrial conditions.
Process Workflow & Configuration For 30 TPH System
Feeding Section: A 30 TPH volume requires a non-clogging bulk handling setup. Wet slime is transferred via a hopper into a variable-speed screw conveyor with broken-flight paddles to break up large chunks before entering the drum.
The Rotary Drum (Main Body): Fabricated from $16\text{Mn}$ or Q345R boiler-grade steel plate ($18\text{mm} - 22\text{mm}$ thickness) to withstand high temperatures and abrasive wear. The drum utilizes heavy-duty cast steel riding rings (tyres) resting on adjustable roller assemblies.
Internal Flight Architecture: The first $3\text{meters}$ of the drum feature a unique "chain curtain" zone to slash through sticky slime. The middle section utilizes cross-shaped lifting flights that create a flawless, uniform "material shower" across the hot air stream.
Heat Source Integration: Paired optimally with a pulverized coal burner, natural gas hot blast valve, or a waste heat recovery duct that hooks directly into neighboring kiln/boiler exhausts to reduce fuel overhead to near zero.
Product & Dust Discharge: The dried product drops onto a heat-resistant rubber belt conveyor. The moisture-laden exhaust air is pulled by a high-pressure centrifugal fan through a twin-cyclone collector and a desulfurization wet scrubber to guarantee strict compliance with local environmental codes.
Key Operational Advantages of the 30 TPH Model
Optimized Energy Consumption: The system is calibrated so that the heat supply dynamically matches the 30 TPH load. Thermal efficiency reaches up to $\ge 85\%$, translating to remarkably low coal/gas consumption per ton of dried material.
Variable Frequency Control (VFD): Both the main drum drive and the feeding system utilize VFD controls. If the moisture of the incoming slime fluctuates, operators can instantly adjust the drum speed and feeding rate via the central PLC touch panel to maintain a steady 30 TPH dry output.
Low Maintenance Transmission: Uses a heavy-duty ring gear and pinion drive system with automatic lubrication, ensuring smooth mechanical rotation, minimal vibration, and low wear on the supporting rollers.
Rapid ROI (Return on Investment): By upgrading 30 tons of hazardous, unsellable environmental waste into high-value fuel every hour, this machine typically achieves full capital cost recovery within 6 to 9 months of active operation.
Technical Specifications
| Product Specs (m) | Capacity (T/H) | Main Motor Power (kW) | Main Motor Model | Main Gearbox Model | Ratio |
| φ1.2×10m | 2.5 | 7.5 | Y160M-R3 | ZL50-16-1 | - |
| φ1.5×12m | 3.3 - 4.9 | 10 | Y160L-6B3 | JZQ500-III-2F | - |
| φ1.5×15m | 4 - 6 | 18.5 | Y200L-6 | JZQ500-III-2F | - |
| φ1.8×12m | 4 - 6 | 11 | Y200L-6 | ZQ50-16II-2 | 16.46 |
| φ2.2×12m | 7 - 12 | 18.5 | Y160L-6 | JZQ650-III | 31.5 |
| φ2.2×14m | 7 - 12 | 18.5 | Y160L-6 | JZQ750-III | 31.5 |
| φ2.2×16m | 12 | 30 | Y225M-6 | JZQ750-III | 31.5 |
| φ2.4×14m | 12 | 30 | Y250M-6 | JZQ750-III | 31.5 |
| φ2.4×18m | 10 - 13 | 37 | Y250M-6 | ZL85-13-1 | 27.16 |
| φ2.4×20m | 10 - 14 | 37 | Y250M-6 | ZL85-13-1 | 27.16 |
| φ3×20m | 25 | 55 | Y250M-4 | ZL100-16-1 | 41.52 |
| φ3×25m | 32 - 36 | 75 | YR280M-4 | ZL100-16-1 | 41.52 |
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