Ore Powder Dryer

What is Ore Powder Dryer?

An ore powder dryer is a type of drying equipment used specifically for drying various types of ore powders. Zoneding Machine specializes in the production of ore powder dryers, including those for manganese ore, nickel ore, cobalt, tin, chromium, gold, mercury, and other rare metal ores. The ZDM fine ore powder dryer is a new type of dryer that utilizes indirect hot-blast stove technology, with the option of using electricity as the heat source. This type of dryer is particularly useful for drying fine ore powders that may contain sulphides or other hazardous materials.

Ore Powder Dryer

Applications of Ore Powder Dryer Machine

The ore powder dryer, also known as the mineral powder dryer, has a wide range of applications in various industries. It is commonly used in building materials, metallurgy, mineral processing, chemical industry, cement, and other sectors. The main purpose of this dryer is to dry wet and heavy materials, including mineral powder, slag, limestone, clay, sand, quartz sand, and grain slag. In addition to these materials, Zoneding ore powder dryer can also effectively dry metal powders, which is why it can be referred to as a metal powder dryer.

Examples of Ore Powder Applications

The Zoneding ore powder drying machine offers several advantages:

• Advanced Technology: The dryer utilizes high-temperature and rapid drying technology, which ensures high efficiency in the drying process.
• Customizable Design: The machine is specifically designed for drying ore powder and features a variable rotating blade angle and adjustable rotor speed, allowing for customization based on specific drying requirements.
• Anti-Sticking Device: To prevent the wet ore powder from sticking to the dryer, the machine is equipped with a special scraper device, ensuring smooth operation and efficient drying.
• Wet Material Reflux Layer: The dryer incorporates a wet material reflux layer at the upper part, enhancing the drying efficiency. Additionally, a special stirrer is installed to facilitate the drying process.
• Improved Contact Area: The combination of high-speed stirring and air drying helps in thoroughly dispersing the viscous powder and increasing the contact area between the material and the heat medium. This promotes faster and more effective drying.

Working Principle of Ore Powder Dryer

The ore powder dryer operates based on the following working principle:

1. High-Temperature and Rapid Drying: The dryer adopts a high-temperature and rapid drying technology. This combines the features of a hot-air slot rotary-plate drying machine and an air-flow dryer to achieve efficient drying.
2. Impact and Dispersal: Wet powder is thrown up and impacted by the high-speed rolling blades inside the dryer. This action breaks the wet powder into smaller pieces, facilitating the drying process.
3. Effective Heat Transfer: The well-dispersed powder comes into direct contact with the scorching wind, ensuring effective heat transfer. This contact between the powder and the hot air promotes rapid drying.
4. Cleaning Device: To prevent blockages and maintain the efficiency of the dryer, there is a cleaning device present on the inner wall of the dryer. This device helps remove lumpy materials and any particles that may be stuck to the inner wall.

Overall, the working principle of the ore powder dryer involves the combination of impact, heat transfer, and efficient removal of any obstructions, resulting in effective and rapid drying of the ore powder.

Working Principle of Ore Powder Dryer

To maintain an ore powder dryer and protect it from corrosion, there are two commonly used methods:

1. Electrostatic Coating: This method involves spraying a new type of powder onto the cylinder of the dryer. The powder has excellent anticorrosion properties similar to stainless steel, but with lower cost and less environmental pollution. It provides resistance to outdoor weather and heat, allowing for the use of plain carbon steel instead of stainless steel in dryer production.
2. Deactivation and Phosphorization: This method involves a one-time process that includes electrical and electrochemical reactions. It aims to recover the stained steel layer to its original color and form a dense anti-rust layer through phosphorization. This method is cost-effective and easy to perform, making it widely used.

By implementing these maintenance methods, the ore powder dryer can be protected from corrosion and maintain its optimal performance for longer durations.

Ore Powder Dryer at Customer Site

Ore Powder Dryer Manufacturer

Zoneding is a reputable manufacturer of ore powder dryers with over 40 years of experience. They offer a range of rotary dryers and provide professional consultation and customized solutions based on your specific requirements. Zoneding engineers can assist with material selection and consider the processing environment to ensure optimal performance. With a quick delivery time of two weeks, they also provide timely emergency solutions and offer on-site installation guidance. To obtain the latest factory quotation, you can chat online with their sales team, leave a message, or email them at quote@sinoftm.com. 

General Specification

Spec./m (Dia.×Length)	Shell Cubage (m³)	Capacity (t/h)	Installation Obliquity (%)	Highest Inlet Air Temperature (℃)	Main Motor (kw)	Weight (t)
Φ1.2×8.0	9.0	1.9～2.4	3～5	700～800	7.5	9
Φ1.2×10	11.3	2.4～3.0	3～5	700～800	7.5	11
Φ1.5×12	21.2	4.5～5.7	3～5	700～800	15	18.5
Φ1.5×14	24.7	5.3～6.6	3～5	700～800	15	19.7
Φ1.5×15	26.5	5.7～7.1	3～5	700～800	15	20.5
Φ1.8×12	30.5	6.5～8.1	3～5	700～800	18.5	21.5
Φ1.8×14	35.6	7.6～9.5	3～5	700～800	18.5	23
Φ2.2×12	45.6	9.7～12.2	3～5	700～800	22	33.5
Φ2.2×14	53.2	11.4～14.2	3～5	700～800	22	36
Φ2.2×16	60.8	13.0～16.2	3～5	700～800	22	38
Φ2.4×14	63.3	13.5～16.9	3～5	700～800	37	45
Φ2.4×18	81.4	17.4～21.7	3～5	700～800	37	49
Φ2.4×20	90.4	19.3～24.1	3～5	700～800	45	54
Φ2.4×22	99.5	21.2～26.5	3～5	700～800	45	58
Φ2.6×24	127.4	27.2～34.0	3～5	700～800	55	73
Φ3.0×20	141.3	30.1～37.7	3～5	700～800	75	85
Φ3.0×25	176.6	37.7～47.1	3～5	700～800	75	95
Φ3.2×25	201	42.9～53.6	3～5	700～800	90	110
Φ3.6×28	285	60.8～76.0	3～5	700～800	160	135

Technical parameters of indirect heat dryer:

Shell  diameter ×shell  Length   Items	Inside  diameter  of outer  shell (mm)	Inside  diameter  of inner  shell (mm)	Shell  Length (m)	Shell  cubage (m³)	Shell  obliquity	Lifting  blade  form	Highest  inlet air  temperature (℃)	Dimensions (m)
Φ1.5×15m	1500	500	15	20.27	3-5%	Lifting form	850	16.2×2.7×2.7
Φ1.5×17m			17	22.97				18.2×2.7×2.7
Φ1.5×19m			19	25.68				20.0×2.9×2.9
Φ1.8×21m	1800	650	21	35.91	3-5%	Lifting form	850	22.5×2.7×2.7
Φ1.8×23m			23	39.33				24.5×2.9×2.9
Φ1.8×25m			25	42.75				26.5×2.9×2.9
Φ2.2×21m	2200	800	21	58.10	3-5%	Lifting form	850	—-
Φ2.2×23m			23	63.61
Φ2.2×25m			25	69.15

Please note that the information provided may be subject to change due to advancements in technology. Zoneding reserves the right to make changes without prior notice. Additionally, the performance of the machine may vary depending on the specific application. To obtain more detailed information, it is recommended to chat online with Zoneding engineers. They will be able to provide you with the most up-to-date and accurate details pertaining to their ore powder dryers.