Microwave Rotary Kiln, Endogenous Rotary Dynamic Balanced Heating

For Microwave Rotary Kiln Equipment Consultation, Contact Mr. Xu: 156 7439 3491

I. Overview of Heating Characteristics of Microwave Rotary Kiln Equipment:

Microwave high-temperature rotary kiln equipment heats materials by absorbing microwave energy internally, making the material itself the heat source. It is applicable for calcination and synthesis of high-melting-point powdered or granular materials under air or protective atmospheres, as well as pyrolysis treatment of high-melting-point organic solid waste (such as industrial waste salt, rare earth ore powder, metallurgical ore powder, etc.). This equipment offers high energy utilization, uniform heating, excellent product quality, short calcination or pyrolysis cycles, and high production efficiency. The microwave rotary kiln enables automated feeding and discharging, eliminating the need for saggars or push plates. It utilizes a spiral shaft to flip and advance materials dynamically for heating, offering convenient operation, reduced equipment investment and maintenance costs, and easy integration with intelligent and automated feeding and discharging systems. It is an ideal microwave furnace type.

II. Introduction to the Unique Heating Principle of the Microwave Rotary Kiln:

Heating principle of the microwave high-temperature rotary kiln: Microwaves are a form of electromagnetic waves. Under the influence of a high-frequency microwave electromagnetic field, polar molecules in dielectric materials generate intense friction, producing heat. By absorbing microwave energy internally, the material itself becomes the heat source. Microwave heating differs from conventional heating in that it is a non-contact internal heating method, where the material heats uniformly throughout without the need for heat conduction. Conventional heating relies on thermal radiation, convection, and conduction, transferring heat from the outside in, resulting in high heat loss, low efficiency, prolonged heating time, uneven heating, tendency for coking, large exhaust gas treatment volume, extensive kiln infrastructure, rough production environment, and the need for regular furnace cleaning, shutdown maintenance, and replacement, which is time-consuming and costly.

Microwave heating features rapid heating speed, selectivity, catalytic properties, non-direct contact between the heat source and material, ease of automation, and energy savings. Characteristics of microwave industrial kilns: Energy-saving (high conversion efficiency to heat, saving over 30% compared to traditional heating methods), environmentally friendly (no external emissions, effectively reducing harmful substance generation), clean (materials heat by absorbing microwaves themselves, no contact pollution, improving product quality and yield), high thermal efficiency (fast heating speed, high energy utilization). ZhongSheng microwave industrial equipment operates at temperatures up to 1600°C, with kiln temperature stability of ±5°C, easily integrated with automated and intelligent operation equipment, improving the production environment.

III. Performance Characteristics of the Microwave Calcination Plate Kiln:

1. Energy-saving: More efficient than traditional heating kilns;

2. High quality: Microwave uniform heating ensures even product heating and excellent quality;

3. High efficiency: Fast heating speed;

4. Process flexibility: Heating process curves can be selected and automatically controlled based on different materials;

5. Reliable production: Equipped with industrial-grade water-cooled microwave source system, allowing 24/7 uninterrupted use; microwave magnetrons can be replaced online; includes microwave leakage alarm and safety lock, automatically or manually cutting off microwave power when超標;

6. Environmental protection: No exhaust gas or wastewater emissions from the microwave kiln;

7. Automation: PLC + touch screen control, with automatic sintering, data auto-recording and storage functions; multiple process temperature curves can be set, featuring both automatic and manual operation control.

IV. Quality Introduction of Hunan ZhongSheng Microwave High-Temperature Equipment:

1) The equipment uses large-area microwave antenna energy feeding to avoid local overheating from concentrated microwaves; the microwave heating cavity employs a wave homogenizing device for uniform material heating.

2) The equipment is configured with a 1.5KW industrial-grade microwave source, with continuously adjustable power (0.1~1.48kW), ensuring uniform, adjustable, and controllable microwave cavity temperature to meet different process requirements and guarantee 24-hour continuous production.

3) Wearable parts (magnetrons) can be replaced online without stopping the machine.

4) The equipment is developed from proprietary intellectual property; the company currently holds over 20 invention patents and more than 40 utility model patents.

5) The company's microwave high-temperature heating kiln technology and equipment are listed in the NDRC's Energy-saving Technology Promotion Catalog.

6) The equipment features unique leakage prevention technology, automatically alarming and shutting down when microwave leakage exceeds standards; microwave leakage can be controlled to no more than 1mW/cm2 (standard requirement is no more than 5mW/cm2), greatly enhancing safety.

V. Services: Technical exchange / Small batch sampling / Site visits / Equipment ordering

For Microwave Rotary Kiln Consultation, Contact ZhongSheng Mr. Xu: 156 7439 3491

Factory Address: No. 18 Xinyuan Road, Economic Development Zone, Yueyang City, Hunan Province, Linkzone U Valley Phase II