Drying Equipment

Your Professional Drying Equipment Supplier！

Henan Zhongjin Machinery Co., Ltd. covers an area of 15000 square meters and has its own standardized workshop. The company integrates research and development design, manufacturing, sales, and on-site commissioning.The company's main products include: feeding and screening equipment, crushing and sand making equipment, grinding and beneficiation equipment, drying and calcination equipment, dust removal and conveying equipment, and other series of products; Complete sets of mineral processing equipment such as ball mills, magnetic separators, rotary kilns, classifiers, and dryers;

Industrial Rotary Dryer
Rotation speed：3. 2-6. 73Revolutions per minute

Power：5. 5kw-185kw

Advantages：Stable Operation 、Adjustable Feed Rate、Low Energy Consumption、Easy...
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Three-cylinder Dryer
Three-cylinder Dryer
Capacity：25t/h-70t/h
power：7.5×2kW-15×4kW
Advantages：Low outlet gas temperature prolongs the service life of dust collector, and it adopts supporting‑roller...
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Rotary Drum Dryer
Rotary Drum Dryer
yield：200KG-5000KG
Heating power：30kW-200kW
Advantages：The rotary drum dryer features compact‑structure, small footprint and low investment, and it can adjust...
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Why Choose Us

Rich Experience

Our experience across Africa, South America, and Southeast Asia demonstrates our ability to handle different materials, climates, and project conditions, giving buyers confidence in reliable delivery and performance.

Quality Control

We offer a full range of crushing, screening, and mineral processing equipment, supported by standardized production and quality control processes to ensure consistent and dependable operation.

One-stop Solution

We provide a complete solution covering design, manufacturing, delivery, installation, and commissioning. This integrated approach helps reduce coordination costs and ensures smoother project execution for buyers.

Overview of Drying Equipment

Drying equipment refers to industrial or specialized machinery designed to remove moisture (liquid) from solids, semi-solids, or liquids through thermal energy, airflow, or chemical processes.

We build dryers for one job: cutting moisture out of ore, concentrate, sand and slag so the next stage — grinding, flotation, pelletising, bagging or shipping — actually works. Single-cylinder rotary dryers and energy-saving three-cylinder units, 200 to 5000 kg/h, fired by coal, gas, diesel, biomass or waste heat from your kiln.

Tell us your material, its feed moisture and the capacity you need. We size the drum, specify the hot air furnace and send the layout within 24 hours.

Product Specification

We offers the following product specifications：

Dimensions (including fan)	Yield(KG)	Roller size (with flare.))	Impetus(KW)	Heating power(KW)	Dehumidifying fan(W)	Reducer	Electricity consumption hourly
300011001550mm	200	80018003mm	3	30	150	ZQ200	15
380011001550mm	300	80026003mm	3	40	150	ZQ200	20
420014001750mm	500	100028003mm	4	40	150	ZQ200	20
480017002200mm	1000	120034004mm	5.5	60	150	ZQ250	30
620019002450mm	2000	150044005mm	11	80-100	250	ZQ350	45
750019002450mm	3000	150060005mm	15	120-150	250	ZQ350	70
900023002500mm	5000	180066008mm	22	180-200	350	ZQ500	80

Common types

Industrial Rotary Dryer
Industrial rotary dryer, also known as drum drying equipment or cylinder dryer, is a common and widely used drying equipment in mining equipment. The dried wet material is sent to the hopper by a belt conveyor or bucket elevator, and then enters the feeding end through the feeding pipeline through the feeding machine of the hopper. The slope of the feeding pipeline should be greater than the natural inclination angle of the material so that the material can flow smoothly into the dryer.

Three-cylinder Dryer
Three-cylinder dryer is an improved high-efficiency and energy-saving product on the basis of single-cylinder rotary dryer. The rotary three-cylinder dryer improves the internal structure of the original single-cylinder dryer, increases the pre-drying of wet materials before entering the machine and extends the drying time of wet materials in the machine, coupled with sealing, heat preservation and reasonable supporting measures, so that the production capacity of the dryer is increased by 48-80% compared with the original single-cylinder dryer.

Product advantages

Higher Efficiency & Throughput

Optimized for continuous mineral drying. The automatic system supports large-volume, non-stop feeding. It greatly improves the processing capacity of ore concentrate, sand and tailings compared with sun drying or batch drying.

Stable & Consistent Drying Quality

Precise temperature and moisture control ensures uniform moisture content of mineral materials. It avoids uneven drying and meets strict feed requirements for downstream mineral separation and sand making.

Longer Service Life

Structurally optimized for highly abrasive mining materials. It reduces corrosion and material caking caused by wet ore, cuts downtime for cleaning and ensures stable long-term operation.

Energy Saving & Lower Operating Cost

Equipped with hot air circulation and waste heat recovery design for bulk mineral drying. It reduces fuel consumption and helps customers save long-term running costs. Relevant energy-saving patents available.

Application

01/

Minerals and ores – Rotary dryers and fluidized bed dryers for mineral concentrate, sand, clay, ore powder and tailings drying. Stable moisture control facilitates subsequent mineral separation, conveying and stockpiling.

02/

Chemical industry – Drying for pigments, catalysts, resins and special chemicals. Optional solvent recovery system to capture VOCs.

03/

Biomass Industry – Drying wood chips, sawdust pellets and biofuel. Precise moisture control prevents deformation and mildew.

04/

Wastewater Treatment – Sludge drying and volume reduction. Dried sludge can be used for incineration or organic fertilizer production. Paddle dryers are suitable.

05/

Pharmaceutical Industry – Drying APIs, excipients and herbal extracts. Vacuum dryers for heat-sensitive biological materials.

06/

Food Industry – Dehydrated fruits & vegetables, milk powder, coffee, spices and pet food. Hygienic design & precise temperature control retain flavor and nutrition.

Precautions

Daily inspection

Whether the vibration motor bolts and springs are loose, and whether there are cracks in the groove.

Lubrication

Regularly replenish motor bearing grease (such as lithium-based grease).

Shutdown maintenance

Clean the material accumulation in the tank and check the wear of the liner.

Insufficient feeding volume

Check whether the adjustment of the motor eccentric block is consistent and whether the voltage is stable.

Abnormal noise

Fasten the bolts and check whether the spring or liner is broken.

Motor overheating

Check whether the bearings are lubricated or overloaded.

What we actually do after you order

All of our machines will be fully checked by our quality control department before the shipment. We guarantee all have a one-year warranty (quick-wear parts not included).
Before shipment: every machine is run-tested in our workshop — drum on rollers, gearbox under load, furnace fired. We send photos and a short video of your actual machine for approval before it is crated. 12-month warranty; wear parts (liners, flights, bags) are stocked in Zhengzhou for express dispatch.
Packing: steel-frame crate, seaworthy, sized to fit a 40HQ container; loose furnace parts and drive components boxed and labelled against the packing list. Neutral packing or your own branding on request.
Shipping: FOB Qingdao or Shanghai, CIF on request. Sea freight to Dar es Salaam typically 25–35 days; we load and document for Mombasa, Durban, Tema and Walvis Bay as well.
Commissioning: our engineer can travel for installation and commissioning, or we supervise remotely over video. Either way you get the dryer light-off procedure, the temperature ramp for first run, and operator training in English — on site or by video call.
After a fault: you get a clear answer within 24 hours. We diagnose remotely first, and if it is a setting or control problem we fix it online the same day. If a part is needed, it goes out by air express.

Package & Delivery

1. Package: Standard export package or Custom

2. Delivery: By air express, by sea

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FAQ

Q: What is the main purpose of drying equipment?

A: The purpose of drying equipment is to remove moisture from materials in a controlled manner. This ensures product stability, prevents microbial growth, improves shelf life, and prepares materials for storage, processing, or packaging.

Q: Which industries benefit the most from drying systems?

A: Industries such as agriculture, food processing, pharmaceuticals, chemicals, construction materials, and textiles depend heavily on drying systems because moisture control is essential for quality, safety, and durability.

Q: What factors determine the type of drying equipment used?

A: The choice depends on material characteristics, moisture content, temperature sensitivity, production scale, airflow requirements, and desired final moisture level. Each industry may require specific drying methods for accuracy and uniformity.

Q: How is drying performance monitored?

A: Performance is monitored using moisture analyzers, temperature sensors, airflow indicators, and digital data-logging tools. Many modern systems include automated monitoring for consistent results.

Q: Why is energy efficiency becoming important in drying equipment?

A: Energy consumption is a major concern because thermal processes require significant power. Recent trends emphasize reducing heat loss, improving insulation, and using recovery systems to support sustainability goals and environmental guidelines.

Q: Are you the manufacturer or a trading company?

A: The manufacturer. Our own workshop in Zhengzhou, Henan covers 15,000 m² and builds the drum, the furnace and the dust system in house. You can visit, and we will run your material on the test rig while you are there.

Q: What's your best delivery time?

A: Within 15-30 days.

Q: Why not just buy a bigger mill and skip the dryer?

A: Because wet feed does not just slow the mill, it coats the media and the liners, and the power per tonne climbs faster than output does. Drying ahead of the circuit is nearly always the cheaper way to buy capacity.

Q: Is OEM open to clients?

A: Yes, we can provide both OEM and ODM service.

Q: Do you supply the dust collection as well?

A:Yes — cyclone, bag filter, induced draught fan and stack, designed as one system with the dryer, not added afterwards. Concentrate duty gets a wet scrubber as well, since that dust is product you are paying for.

Q: Can I use rice husk, sawdust or coconut shell as fuel?

A: Yes, and on many sites in Africa and Southeast Asia it is the cheapest option available. The furnace needs a larger combustion chamber than a gas burner, an ash removal arrangement, and a steady fuel supply — tell us what you have on site and how much of it, and we will size the combustion chamber to it.

Q: What moisture can you guarantee at discharge?

A: Whatever your process needs, within the range of the material — 8% for iron ore concentrate, 0.5% for sand, 10% for gold concentrate. The guarantee is written against an agreed feed moisture, because no dryer can hold a discharge figure if the feed arrives wetter than designed.

Q: Have you tested all your goods before shipment?

A: Yes, we will conduct 100% test before delivery, and we will send detailed photos of parts for your approval .

We are one of the most professional manufacturers and suppliers of drying equipment in China. Please feel free to buy durable drying equipment made in China here from our factory. Also, custom service is available.

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