Ⅰ. Front-End Processing Machinery: Cleaning and Preparation

1. Cleaning Equipment 

Bubble Washers: Use high-pressure air bubbles to agitate water, effectively removing dirt and debris. Many systems include water recycling features to reduce consumption. 

Rotary Washer: The Rotary Drum Washer uses a tumbling drum action combined with high-pressure spray to efficiently clean root vegetables.

Non-Peeling Soft Brush Cleaning and Polishing Machine：

Gentle non-abrasive cleaning with soft nylon brushes

2. Peeling Systems

• Abrasive Brush Peelers: Use food-grade grinding rollers or brushes to remove skins. Adjustable speed settings help balance peeling efficiency and product loss.

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• Steam Peelers: Briefly expose potatoes to high-pressure steam, causing skins to split and loosen. Ideal for irregularly shaped potatoes and reducing waste.

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• 3. Sorting Systems

• Weight Grader: Utilizes high-speed weight sensors for detection and PLC control system for weight-based sorting, delivering high precision.

• Roller Sorting Conveyor: Potatoes roll on stainless steel rollers, improving sorting efficiency.

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Ⅱ. Mid-Stage Processing: Cutting and Treatment

Mid-stage processing transforms peeled potatoes into finished or semi-finished products like fries, chips, or fresh-cut segments.

1. Cutting Machinery

• Multipurpose Cutters: Interchangeable blades allow for slicing (1–10 mm), dicing (5–20 mm cubes), or shredding or others.

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2. Washing, Blanching, and Dewatering

• Ozone Sterilization Tanks: Kill bacteria and remove organic debris through ozone-infused water circulation.

Blanching Machine: The blanching machine is a critical piece of equipment in food processing, primarily used for briefly subjecting agricultural products such as vegetables and fruits to high temperatures. This process aims to inactivate enzymes, sterilize the produce, preserve its natural color, and extend its shelf life.

• Centrifugal Dryers: Spin-cut potatoes at high speeds to remove surface moisture, critical for frying or packaging fresh-cut products.

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Ⅲ. End-Stage Processing: Grading and Packaging

The final stage ensures products meet commercial standards through precise grading, drying, and packaging.

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• 1.. Drying Systems

  Tunnel Dryers: Multi-tier conveyor systems use circulating heated or ambient air to remove moisture. Energy-efficient models can reduce consumption by 40%.

• Air-Knife Dryers: Blow high-velocity air across products to polish and dry surfaces simultaneously.

4. Pre-Cook Solutions

Fryer Machine: Designed for frying products such as potato chips and french fries, it achieves even cooking and precise color control through accurate temperature regulation.

Seasoning Machine: Utilizes a rotating drum or spiral mixing mechanism to evenly coat the surface of fried products with seasoning powder or spices.

• 3. Packaging Solutions

• Automated Packaging Systems: Combine weighing, filling, and sealing functions. Modified atmosphere packaging (e.g., nitrogen flushing) extends shelf life.

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Weighing and packaging machine： This is an automated equipment that integrates automatic weighing and packaging functions. It utilizes high-precision sensors and intelligent control systems (such as PLC) to achieve automatic feeding, precise weighing, filling, and sealing of materials.

How to Configure Your Potato Processing Line?

Your machinery selection should align with:

Product Type: Fresh-cut, frozen fries, chips, or starch?

Capacity Requirements: Throughput (e.g., tons per hour) and automation level.

Space and Utility Constraints: Electrical, water, and floor space requirements.

For example, a small fresh-cut line (1 ton/h) may require a $30,000–$40,000 investment, while a high-volume frozen fry operation could exceed

$500,000.

Cases FXFM MACHINE Made:

FXFM MACHINE, a manufacturer and trader specializing in pre-processing and mid-stage processing solutions for potatoes.

(Click here to read more about our processing solutions)

		Clean Potato Processing Line Main machines: Bubble washer Polish brush washer Air dryer Sorter
		Fresh-Cut Potato Production Line Main Machines: Peeler and washer Sorter Cutter Second washer Dewatering machine Packing machine
		French fries Production Line Main Machines: Peeler and washer Sorter Cutter Second washer Dewatering machine Frying machine Seasoning machine Packing machine