Working principle of coffee bean roasting machine

The material is fed from the feeding hopper, when the drum rotating, the screw moves in reversed direction to avoid the beans adhering to the inner wall of the drum.

when the drum rotating in reversed direction, the beans will be discharged. There is a cooling try in the outlet, which can help the roasted beans cool down quickly.

The material of the drum is good quality stainless steel, durable and easy to clean.

Feature of coffee bean roasting machine

1. Drum temperature can be adjusted via control panel for ease of operation.

2. Accurate temperature sensor with clear display.

3. Efficient cooling fan. Roast continuously.

4. Hot heat blast for fast roasting. Glass peep hole for monitoring.

5. Elegantly designed. Roaster has base with screw on rubber dampers for anchoring.  

6. Easy operation.

7. Small volume. Advanced electric heating mode.

8. Shell made with 304 stainless steel plate. No rust or oxidation.

9. Temperature range is 0-300C degree.

The normal baking temperature is 150C-200C degree .

10. Cooling tray with mixer arms.

11. Low noise during roasting.

Smoke will be generated through exhausts hole, which can be

connected with metal pipe then pass to water for cooling and smoke abatement.

12. Perfect for home roasters and small retail environment.

Easy to learn,use, simple operation.

13. Unique cooling system with protection device for electric shortage and intelligent

circuit control panel. Fast cooling within three minutes.

14. The roasting and cooling are separate. Perfect for continuous operation.

15. Use minimal space. Ideal for coffee shops, homes, and small roasting factories.

Roasted beans can compare to those roasted by large-scale professional automated models. Ideal for beginners and even seasoned roasting

professionals.

16.Continuous roasting without stopping for loading or unloading
17.Observing coffee baking condition anytime through  heat window
18.Probe-type handle for sampling and monitoring baking control and degree anytime during the roasting process.
19.Digital temperature controller with precise temperature controlling.
Setting desired temperature with warning alerts
20.Special burner nozzle, penetrating power and heat, even heat distribution, short baking time, high gas utilization, saving energy
21.Independent cooling fan and agitator, high cooling speed, with residue filtered,keeping the perfect roasting quality of coffee beans
22.With automatic ignition and combustion detection warning devices. Safe and convenient.
23.Convenient operation , simple maintenance , long service life
24.Stainless steel drum. Baking coffee evenly with beautiful shape

Parameter of coffee bean roasting machine

KAIFENG RAINBOW MACHINERY Co., Ltd is specialized in production of machines used in food, feed, farm and tech field. We have our own professional research and development department, and specialized production base.
Relying on the strong industrial and technological superiority and excellent transportation advantage, our company has had strategic development.
High quality is our obligation. Great service is our mission.We warmly welcome clients around the whole world to visit our plant and our Office!

1. Help you choose the most suitable machine.
2. Making the machine according to your request.
3. Give you machine’s details and video for help you use the machine more better.
4. One year warranty
5. Quality problem,we will send you the accessories.
6. Free repair whole using life without extra charge.

About packaging, for small size or single machine, we can offer free fumigation wooden case with steel frame, it not only can protect machine from damage, but also avoid checking when exporting.
For multiple machines or production line, it's better to loaded in standard container 20GP, 40GP, 40HQ, unually it needs wrapped with plasitc firstly, then loaded in container.
we can offer EXW, FOB and CIF terms.
EXW: You arrange the shipping details from our factory to your port by yourself.
FOB: We arrange freight transport to Qingdao, Shanghai or other ports of China, then you arrange the shipping details from China port to your country port.
CIF: We arrange all shipping details to your country port, and ensure machines smooth arrival.

*How do you guarantee I can receive the goods that ordered after make the payment?
Please rest assured that you will receive the goods in time, we are a legally established company supervised by the government, and is registered in customs of China and China Chamber of International Commerce. Besides, we are the golden member of Alibaba and has been checked by the third party as the real and legal company, what is more important, honesty and trustworthiness is our basic principle and our company life.
*How to make the payment?
Normally, when the order value is below USD10,000, we accept the payment by T/T or Western Union or Cash, L/C will be accepted when the order value is over USD10,000. For T/T, the customer can choose 100% in advance or 30% in advance, and pay the 70% balance before shipment.
*Date of delivery?
We will arrange the production and shipment as soon as possible when we received the deposit, and update the information with the customer on line.
*Suitablity of motor?
As there are many volatage standards in different countries in the world, so the original motor equipped on the machine would not suitable to be used with the customer's local power supply, when this situation happend, please send us your exact information of the power supply available, then we can modify the motor accordingly.
*After sale service?
For most of the machines, the quality is guaranteed for one year since the date of shipment expet wearing parts, we supply the on-line service for all the machines, and also supply the spare parts all the time with cost price, for some complicated machine or plant, we can send our engineer overseas too.