GXON G-CT-300 Continuous Drying Tower
● Continuous Drying Tower

G-CT-300

300 MTPD Continuous Drying Tower

A 300-metric-ton-per-day continuous drying tower for large grain processing centers. Indirect heating with a heat exchanger keeps combustion gases away from the grain — preserving purity and food-grade quality. Automated feed and discharge enable 24/7 unattended operation, with 8–15% fuel savings versus direct-heat batch dryers. 125.5 kW total power draw.

Capacity
300 MTPD
Total Power
125.5 kW
Fuel Options
3 types
Operation
24/7 unattended
Compare Models
TECHNICAL SPECS

Full Specifications

Complete technical details for the G-CT-300 continuous drying tower.

ModelG-CT-300
CategoryContinuous Drying Tower
Capacity300 MTPD (Metric Tons Per Day)
Fuel TypesCoal / Biomass / Wood
Heating ModeIndirect heating with heat exchanger (ensures grain purity)
Grain TypesPaddy, Maize, Wheat, Sorghum, Soybeans
Moisture Reduction14–16%
Drying Speed8 hours per tower
Fuel Saving8–15%
Power Supply125.5 kW total, 3-Phase
Operation24/7 automated feed & discharge
MACHINE DETAILS

Engineered to Save Labor, Built for Automation

Every component is designed for continuous unattended operation — from the indirect heat furnace to the 24/7 control system.

Indirect heat furnace system

Indirect Heat Furnace System

Indirect heating keeps flue gas completely separate from grain — zero contamination, meeting food-grade and export standards. Supports solid fuels for lowest operating cost.

CoalCoal
BiomassBiomass
WoodWood
  • Indirect heat exchanger — zero flue gas contamination
  • Auto fuel feed with hopper level sensing
  • Combustion chamber temperature auto-control
  • Ash removal system for continuous operation
Cost Saved 60–70% fuel cost vs diesel — solid fuel + heat recovery
24/7 PLC control system

24/7 PLC Control System

Full continuous-flow automation — grain feed, temperature, moisture, and discharge all controlled by PLC. Designed for 24/7 unattended operation during harvest season.

  • Continuous flow rate auto-adjustment
  • Multi-zone temperature control along tower height
  • Remote monitoring via mobile app
  • Auto shutdown & alarm for any parameter deviation
Labor Saved 1 operator supervises multiple towers — true 24/7 unattended
Multi-zone temperature sensors

Multi-Zone Temperature Sensors

Multiple sensors along the tower height monitor both hot air and grain temperature at every drying zone. The PLC adjusts each zone independently for uniform moisture output.

  • Multi-zone hot air sensors: ±1°C precision per zone
  • Grain temperature sensors at discharge point
  • Zone-by-zone burner output adjustment
  • Real-time moisture curve display on HMI
Quality Gained ±0.5% moisture uniformity — export-grade consistency
KEY FEATURES

What Makes G-CT-300 Different

Engineering details that deliver value on every ton.

Indirect Heating (Grain Purity)

Heat exchanger keeps combustion gases away from the grain — preserving purity and food-grade quality for premium markets.

24/7 Continuous Operation

Automated feed and discharge enable round-the-clock unattended operation — no batch pauses, no overnight labor.

8–15% Fuel Saving

Heat-exchanger recovery and continuous-flow design deliver 8–15% lower fuel consumption than direct-heat batch dryers.

Automated Feed & Discharge

Grain flows continuously through the tower — automatic loading and unloading with no manual handling required.

APPLICATIONS

Where G-CT-300 Shines

Engineered for high-capacity, quality-critical grain drying operations.

Regional Grain Depots

High-capacity drying for government and cooperative grain collection centers. Handles peak harvest volumes without bottleneck.

Large Processing Plants

Continuous inline drying integrated with milling, cleaning, and packaging lines. 24/7 operation matches industrial throughput.

Port Terminal Facilities

Dry imported or exported grain to international trade moisture standards. Meet phytosanitary requirements for cross-border shipments.

National Grain Reserves

24/7 unattended operation for strategic grain storage programs. Automated moisture control ensures long-term preservation.

Energy-Sensitive Operations

8–15% fuel savings vs. batch dryers through heat recovery and continuous flow design. Lower operating cost per ton.

Quality-Critical Processing

Indirect heating with heat exchanger ensures zero fuel contamination in grain. Meets food-grade and export quality standards.

PERFORMANCE

Key Performance Metrics

Quantified results from industrial-scale drying operations.

300 MTPD
Capacity
125.5 kW
Total Power
8–15 %
Fuel Savings vs Batch
24/7
Unattended Operation
±0.5 %
Moisture Uniformity
Indirect
Heat Exchange
3 types
Fuel Options
5 types
Compatible Grains
MODEL COMPARISON

Continuous Tower Lineup

Compare G-CT-300 with other continuous drying towers in the same series.

Specification G-CT-120 G-CT-200 G-CT-300 CURRENT G-CT-500
Capacity300 MTPD
Power48 kW102.7 kW125.5 kW211 kW
Fuel Options3 types (Coal/Biomass/Wood)3 types3 types3 types
Moisture Reduction14–16%14–16%14–16%14–16%
Drying Speed8 hours/tower8 hours/tower8 hours/tower8 hours/tower
Best ForRegional grain depotsMid-large processing plantsLarge processing centersNational reserves / major hubs
FAQ

Frequently Asked Questions

Common questions about continuous drying towers.

What civil engineering work is required?
A reinforced concrete foundation, supporting steel structure, and utility connections (power, fuel, dust collection). GXON provides complete engineering drawings and site specifications upon order confirmation. Soil bearing capacity ≥200 kPa recommended.
How does 24/7 unattended operation work?
Automated grain feed, moisture sensing, temperature control, and discharge. Operators monitor via PLC panel with remote alarm capability. The system automatically adjusts drying parameters and triggers alarms for out-of-range conditions. One operator can supervise multiple towers simultaneously.
How often does the heat exchanger need maintenance?
Inspection every 500 operating hours, deep cleaning every 2,000 hours. The indirect heat exchanger prevents flue gas contact with grain, ensuring zero contamination. Maintenance takes approximately 4–6 hours and can be scheduled during off-peak periods.
What is the installation timeline?
15–30 days depending on model size and site readiness. GXON sends engineers for installation supervision and commissioning. Civil works should be completed before equipment arrival. Commissioning includes performance testing and operator training.
What spare parts should be kept on hand?
Recommended spares: temperature sensors, belts, bearings, burner nozzles, and PLC backup battery. A starter spare parts kit is included with purchase. Critical spares are available for express shipping worldwide within 5–7 days.
Can the tower handle different grain types?
Yes. The continuous flow design handles paddy, maize, wheat, sorghum, and soybeans. Parameters are adjusted via the PLC for each grain type. Changeover between grain types takes approximately 30 minutes, including cleaning and parameter adjustment.

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