Why You Need a Continuous Grain Drying Tower

If you operate a grain depot, processing plant, or agricultural cooperative, every harvest season brings one core challenge:

Mountains of wet grain pile up. Without drying within days, grain heats, molds, and downgrades — tens or hundreds of tons can turn from premium to waste overnight.

Batch dryers handle only a few to tens of tons per cycle: load → dry → unload → reload, repeating endlessly with obvious throughput bottlenecks.

The continuous drying tower solves exactly this: wet grain enters the top continuously, dried grain exits the bottom continuously, 24-hour non-stop operation, 100-1000 tons per day.

This is not "a bigger dryer" — it is a fundamentally different working mode, like assembly-line production replacing one-by-one handcrafting.

Product Introduction: WGH Series Continuous Drying Tower

The WGH series is an industrial-grade continuous drying system developed by Wangu Machinery for large grain depots, processing enterprises, and national grain reserve projects.

It employs concurrent-countercurrent combined drying: grain enters from the top, passes through concurrent drying (high-temp rapid moisture removal) → countercurrent drying (medium-temp deep drying) → tempering section (moisture equalization, crack reduction) → cooling section → continuous discharge, all without interruption.

Complete Specifications for 7 Models

Product Features

1,Grain flows in and out continuously with no batch waiting. 100-1000 t/d capacity, thousands of tons per season — the throughput guarantee for large-scale operations.

2,Concurrent section removes surface moisture fast; countercurrent section dries deeply. The combination saves 15-20% energy versus single-flow drying with better quality.

3,High-moisture grain can be dried to safe levels in a single pass — no repeated cycling needed. Saves time, fuel, and labor, reducing total cost by over 30%.

4,Strict grain temperature control with tempering process. Crack rate <0.5%. Every 10,000 tons of paddy yields ~50 extra tons of whole rice — direct economic gain.

5,Flue gas is completely isolated from grain. All-steel tube heat exchanger ensures clean, odorless hot air. Dried grain meets food-grade standards — suitable for processing and seed grain.

6,Supports coal, oil, natural gas, biomass (straw/rice husk), and steam. Switch fuels based on local energy prices. Firewood in Africa, rice husk in Southeast Asia — use what is cheapest locally.

7,Touchscreen operation, auto-monitors moisture, temperature, and grain level. Remote monitoring and mobile APP supported. One operator manages multiple lines — 80%+ labor cost reduction.

8,Heat consumption 5000-7000 kJ/kgH₂O with baghouse dust collection. Compliant with national emission standards — no environmental penalties, potential subsidies in some regions.

Fuel Cost Comparison — Choose the Right Fuel, Save Big

 ZHENGZHOU WANGU MACHINERY CO.,LTD

 Our company is founded in 1998 who specializes in the design and manufacture of various drying equipment and has   obtained a number of patents in professional drying field.Main products include grain dryers such as corn dryer, paddy   dryer,rapeseed dryer, and other dryers like tube bundle dryer,fruit residue dryer, rotary dryer, etc..

 The company has 416 employees, among them, there are 63 senior engineers.As the national standard drafter of grain   dryer  in China, our grain dryers are not only in the leading position in the grain drying industry, but also have strong   competitive strength in the world.We have established long-term stable cooperative partnership with many well-known   enterprises, such as Sinograin,COFCO, Wilmar, Heilongjiang Beidahuang Agriculture Co. Ltd., Jiusan Groupetc., with an   annual sale of more than200 sets of equipment.

Our main products are drying line of grians and oil crops(50-2000t/day):available to drycorn,wheat,paddy,soybean and ra pe seed etc,complete drying engineering of apple pomace,citrus pulp and other pomace（1-15tons/day),storehouse cassava dry ing line(100-400ton/day),complete drying engineering of alcohol lees,distilled spirits lees and brewer's spent grain(1-12 tons/day). tower grain dryer of different types,cylinder dryer of different specification for pomace, tube bundle and tube sheet dryer:10-60tons/day,coal-burning hot air furnace,rice hull hot air furnace, straw hot air furnace and marsh gas hot air furnace 0.35-11.2MW(300,000-9600,000kcal/h), grain delivery and cleaning machinery:bucket elevator,belt conveyor,screw conveyor and cleaning sieve.

Pre-sale services:

1. provide professional technical support;

2. send the product catalog and instruction manual;

3. personal call or visit is warmly welcome

Sale of services:

1. we promise honesty and enthusiasm, it’s our pleasure to serve you as you purchasing consultant.

2. We guarantee punctuality, quality and quantities strictly implement the terms of contract

3. We send engineers to install in your factory and train your works until they totally get all skills

After-sale service:

1. One year warranty and life long maintenance

2. 24 hours telephone service online

3. A large stock of components and parts, easily-worn parts.