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How to ensure the integrity of onions during the peeling process?

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Ensuring the integrity of onions during the peeling process, that is, minimizing the loss of fruit pulp, is the key to improving the efficiency and product quality of onion peeling machines. Here are some effective methods:

1. Pretreat Onions:

Temperature adjustment: Pretreating Onions with hot water or steam softens the skin, reducing damage to the flesh during the peeling process. During pretreatment, the temperature and time should be controlled to avoid softening of the flesh due to overheating.
Humidity control: Proper humidity can help the onion skin fall off more easily, but too much humidity can cause damage to the flesh, so precise control is needed.

2. Accurately control the peeling parameters:

Adjusting drum speed: Excessive drum speed may cause onions to collide inside the drum, increasing pulp loss; If it is too slow, it may lead to incomplete peeling. The drum speed should be adjusted according to the size and hardness of the onion to achieve optimal balance.
Control friction: Excessive friction can easily damage the flesh, while insufficient friction may lead to incomplete peeling. The hardness and contact area of the friction material should be adjusted according to the characteristics of onions to achieve the best peeling effect.

3. Adopt appropriate peeling methods:

Mechanical peeling: Optimize the parameters of mechanical peeling, such as the shape of the drum, the aperture of the sieve, and the selection of friction materials, to reduce damage to the fruit pulp.
Chemical peeling: Using chemical substances to soften the skin and then removing it by mechanical means can reduce fruit pulp damage, but attention should be paid to the safety of chemical substances and their impact on the environment.
Thermal peeling: Using heat to soften the skin and then removing it through mechanical means can effectively reduce fruit pulp damage, but temperature and time need to be controlled.

4. Equipment improvement and maintenance:

Equipment improvement: Use more wear-resistant and moderately friction coefficient materials to make rollers and screens, reducing damage to fruit pulp.
Regular maintenance: Regularly inspect and maintain equipment, replace worn parts in a timely manner, and avoid fruit pulp damage caused by equipment failure.

5. Process optimization:

Continuous production: Design a continuous peeling process to reduce the dwell time of onions between different processes and avoid unnecessary damage to the flesh.
Reduce intermediate processing time: Optimize the connection between the peeling machine and the pre-treatment and post-treatment equipment to avoid damage to onions in the intermediate stage.

Through the comprehensive application of the above methods, the integrity of onions during the peeling process can be effectively ensured, reducing fruit pulp loss, and improving product quality and production efficiency. In practice, these strategies should be flexibly selected and combined based on specific production needs and equipment conditions to achieve optimal results.

Union Machinery has been engaged in food machinery customization services since its establishment in 2014, according to customer needs for you to tailor suitable machinery and equipment, for more product information, please refer to: https://www.hnunmachinery.com/Peeling-Machine/Big-Capacity-Onion-Peeling-Machine.html  Our expertise and advantages will bring you more opportunities and development space.
 
For personalized, industry-tailored advice and to explore state-of-the-art solutions, please don't hesitate to contact us at info@unmachinery.com

The following is other knowledge related to the onion peeling machine that I have summarized based on long-term work experience, for your reference. I hope it will be helpful to you.
1.What is the onion peeler?
2.Onion Deep Processing Exploration
3.Automatic Onion Peeling Machines
4.Which Is Better, Onion Peeler Or Manual Peeler?
5.Will The Nutrients Of Onions Be Lost When Using An Onion Peeler?


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