Industrial Blades, Slitting Blade, Shearing Blades ​ from NJJF China Manufacturer. High-quality and Cost-effective. Competitive factory direct price! 
      Self-Owned Factory
Blog Detail
Wood Chipper Knives - Everything You Need to Know
You are here: Home » Blog » Wood Chipper Knives - Everything You Need to Know

Wood Chipper Knives - Everything You Need to Know

Views: 61     Author: Site Editor     Publish Time: 2022-07-15      Origin: Site


Wood chipper knives are an essential part of any wood chipper machine, but they often go overlooked. In this comprehensive article, we will delve into the world of wood chipper knives, exploring their significance, maintenance, and replacement.

wood chipper knives

Whether you're a seasoned pro or just getting started with wood chippers, this guide will provide you with the knowledge you need for a smooth and efficient wood chipping operation.

Wood Chipper Knives: The Heart of the Machine

Wood chipper knives are the unsung heroes of your wood chipping machine. These sturdy blades are responsible for the cutting, chipping, and shredding of wood into smaller, more manageable pieces. They come in various shapes and sizes, each designed for specific tasks, making them a crucial component of your wood chipper.

The Role of Wood Chipper Knives

Wood chipper knives are responsible for:

  • Cutting and chipping wood into smaller pieces

  • Reducing the strain on the engine

  • Ensuring a consistent and efficient chipping process

Types of Wood Chipper Knives

Not all wood chipper knives are created equal. There are different types available to cater to specific needs. Here are some common variations:

1. Disk-Chipping Knives

Disk-chipping knives are ideal for residential wood chippers. They are designed for regular, smaller wood pieces, making them suitable for homeowners and small-scale operations.

2. Drum-Chipping Knives

Drum-chipping knives are more robust and are used in heavy-duty commercial wood chippers. They can handle larger wood pieces and tougher materials, making them a popular choice for professionals.

3. Flail Knives

Flail knives are versatile and can handle a variety of materials, from wood to leaves and small branches. They are a great choice for landscaping and gardening applications.

Maintenance: Keeping Your Knives Sharp

Proper maintenance is essential to ensure the longevity and efficiency of your wood chipper knives. Here are some tips to keep them sharp and effective:

  • Regularly inspect the knives for damage or wear.

  • Sharpen the knives when they become dull to maintain cutting efficiency.

  • Keep the knives clean and free from debris to prevent damage and ensure a smooth operation.

When to Replace Wood Chipper Knives

Like all tools, wood chipper knives have a limited lifespan. It's crucial to know when it's time to replace them to prevent damage to your wood chipper. Signs that your knives need replacement include:

  • Reduced chipping efficiency

  • Uneven or jagged wood chips

  • Visible damage or wear on the knives


Q: How often should I sharpen my wood chipper knives?

A: Sharpen your wood chipper knives when you notice a decrease in chipping efficiency. This can range from every few hours of operation to every few weeks, depending on usage.

Q: Can I sharpen wood chipper knives myself?

A: Yes, you can sharpen them yourself if you have the right tools and experience. However, it's advisable to seek professional help for the best results.

Q: Are there any safety precautions when handling wood chipper knives?

A: Always wear protective gear, follow safety guidelines, and disconnect the power source before inspecting or maintaining your wood chipper knives.

Q: Can I replace wood chipper knives individually, or should I replace the whole set?

A: It's usually best to replace the whole set to ensure uniform cutting and safety. Individual replacement may lead to imbalance and reduced performance.

Q: What should I look for when buying replacement wood chipper knives?

A: Consider the type, size, and material of the knives, ensuring they are compatible with your wood chipper model.

Q: Are there any safety features to prevent accidents related to wood chipper knives?

A: Many wood chippers come with safety features, such as emergency shut-off switches and safety guards, to reduce the risk of accidents.


Wood chipper knives are the unsung heroes of wood chipping operations. They play a crucial role in maintaining efficiency and safety. Regular maintenance and timely replacement are essential to ensure a smooth wood chipping experience. By following the guidelines in this article, you can keep your wood chipper knives sharp and your wood chipping operation running smoothly.

Our company got high appreciation from our customers by high quality, good reputation and reasonable prices at home and abroad. Welcome to contact us and visit our factory.



   Mingjue Industrial Park, Nanjing, 
      Jiangsu Province, China
Copyright  2019 Nanjing Jingfeng Knife Manufacturing CO., Ltd. All rights reserved. Powered by  Sitemap | XML