Natto Sorting Machine

In response to the viscosity and drawing characteristics of natto, patented anti sticking conveyor belts and non-contact optical detection technology are used to ensure that the beans do not adhere or break during transportation and detection.
Using high-definition cameras and specific light sources, accurately identify and remove foreign objects (such as plastic sheets, hair, insects, and bean pod fragments) mixed into natto, as well as beans with abnormal color and damaged shape, to ensure product safety and consistency.
Fully enclosed stainless steel structure design, in compliance with food grade hygiene standards. The sorting speed can be adjusted to perfectly match the rhythm of your packaging machine, greatly improving overall production capacity.

Order(MOQ) : 1	Payment : TT/LC
Product Origin : Hefei,China	Color : White,can customize
Shipping Port : Shanghai/Guangzhou	Lead Time : Within 7-15 working days
Warranty : 1 years	Machine Function : color/size/material sorting

Natto is a traditional fermented soybean food widely consumed in Japan and increasingly popular in global health food markets. With growing demand for packaged natto products, manufacturers need more efficient solutions to maintain consistent appearance, purity, and production quality.

A natto sorting machine is designed to help food processors automatically identify and remove defective beans, abnormal particles, and foreign materials during production. By combining advanced imaging technology with intelligent sorting algorithms, the equipment improves quality control while reducing dependence on manual inspection.

Challenges in Natto Processing

Natto beans have unique characteristics, including a sticky surface, irregular appearance, and delicate texture. These features create challenges for traditional sorting methods.

Common quality issues include:

Broken or damaged soybeans

Discolored beans

Uneven fermentation appearance

Foreign materials and impurities

Manual sorting is difficult to maintain for large-scale production due to high labor costs, inconsistent results, and limited processing speed.

For industrial natto manufacturers, automated sorting technology has become an important tool for improving production efficiency and product consistency.

How Natto Sorting Technology Works

The automatic natto sorting machine uses high-resolution cameras and intelligent image recognition systems to inspect each soybean during processing.

The system analyzes:

Color differences

Surface defects

Bean appearance

Abnormal particles

When unwanted materials are detected, precision air ejection technology removes them from the production line. This ensures stable sorting performance and helps maintain uniform product quality.

Benefits of Natto Color Sorting Machine

Improve Product Quality

The natto color sorter helps remove defective beans and improve the overall appearance of finished products. This is especially important for premium natto brands and food manufacturers requiring consistent quality.

Increase Production Efficiency

Automated sorting allows continuous operation and reduces the need for manual inspection. It helps factories achieve higher production capacity while lowering labor costs.

Support Food Safety Management

By removing foreign materials and abnormal products at an early stage, the sorting system provides additional quality control support for food processing operations.

Flexible Solutions for Different Factories

Different models are available for various production requirements:

Compact chute-type sorting machines for small and medium-sized processors

Belt-type sorting machines for large-scale continuous production

The system can be customized according to processing capacity, factory layout, and quality requirements.

Reliable Support for Natto Manufacturers

Before delivery, customers can provide natto samples for sorting tests. The sorting results can be verified through testing videos to ensure the equipment meets production requirements.

With professional technical support and reliable machine performance, a natto sorting machine helps manufacturers improve efficiency, maintain stable quality, and meet the growing demand for premium fermented food products.

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