Chocolate Conching Machine Overview
A chocolate conching machine is a core piece of equipment in the “grinding-refining” stage of a chocolate production line. It further grinds and homogenizes the mixed chocolate liquor (cocoa mass, powdered sugar, cocoa butter, milk powder, etc.) to achieve a smooth, melt-in-your-mouth texture in the finished product.
A chocolate conching machine utilizes mechanical shearing, rolling, or ball milling principles to continuously and finely grind the chocolate liquor. By continuously reducing the solid particles (mainly cocoa and sugar) to approximately 20-25 μm, and simultaneously performing deodorization, dehydration, and emulsification, the machine imparts a smooth, glossy finish, good flowability, and a stable shelf life to the chocolate. It is an indispensable piece of equipment in a chocolate production line.
| Model | GD-CCRM-400 | GD-CCRM-500 | GD-CCRM-1000 |
| Maximum loading capacity | 20-40L | 500L | 1000L |
| Fine grinding size | 18-25μm | 20-25μm | 20-25μm |
| Fine grinding time | 10h | 14-18h | 14-16h |
| Operating system | Gear system with electrically adjustable grinding pressure | ||
| Material | All stainless steel | ||
| Total power | 2.2Kw | 15kw | 25kw |
| Knife power | 0.75 KW | 0.75 KW | 0.85 KW |
| Heating power | 2 KW | 7.5 KW | 8.5 KW |
| Net weight | 330KG | 2900kg | 3500kg |
| Overall dimensions(mm) | 780*660*1080 | 2500*1400*1600 | 3050*1500*1700 |
Core Uses of a Chocolate Conche Machine
Grinding Chocolate Syrup : Grinds the coarse syrup from the previous process to a fine texture of 20-25 μm, free of grit. Simultaneously, it refines the syrup, removing sourness and moisture through prolonged shearing and aeration, promoting flavor maturation.Homogenization and Emulsification :Ensures cocoa butter evenly coats solid particles, improving gloss and release properties, and reducing the difficulty of subsequent tempering.
Peanut Butter and Jam Production Lines :Also suitable for fine grinding of peanut butter, sesame paste, jam, soy flour, and oily liquids.
Key Features of the Chocolate Conching and Refining Machine
Chocolate Conching Machines Can Be Used In
Large and medium-sized chocolate factories: Integrated with chocolate tempering machine, casting lines, and coating lines to achieve continuous, high-volume production.
Nut and spread processing plants: Utilizing their fine grinding capabilities to produce peanut butter, almond butter, hazelnut spread, etc.
Finished chocolate production: Fine grinding and flavoring of slabs, bars, dark chocolate, milk chocolate, white chocolate, etc., enhancing smoothness and flavor.
Laboratories and quality control centers: Experimental conching machines are used for rapid formula prototyping, taste evaluation, and small-scale process optimization.
Ice cream, baking, and dairy factories: Producing their own chocolate coatings or fillings, reducing sourcing costs and ensuring flavor differentiation.
Components of a Chocolate Conching Machine
1. Cylinder: The cylinder holds and grinds the chocolate liquor. It is typically made of food-grade stainless steel, with a smooth inner wall and even heating, ensuring material hygiene and safety while facilitating cleaning and long-term use.
2. Motor: The motor provides stirring and tumbling power to the conching machine. It drives the cylinder or stirring shaft via a belt or reducer, allowing for stable operation over extended periods. The speed can be adjusted according to process requirements.
3. Inlet: The inlet is usually located at the top or upper side of the cylinder. It is used to add cocoa liquor, sugar powder, milk powder, etc. Its design facilitates feeding and prevents splashing. Some models are equipped with a feeding cover or safety lock.
4. Outlet: The outlet is usually located at the bottom or lower side of the cylinder. It discharges the ground chocolate liquor via a valve or tilting mechanism. The flow rate can be controlled, facilitating connection to subsequent equipment such as pumps, storage tanks, or temperature controllers.
