From surface grinding to fine polishing, the die grinder offers exceptional performance and reliability, essential for professionals looking for precise and consistent results.
Find out in this article what a pneumatic grinder is and how it works.
What is a Die Grinder?
A pneumatic grinder is a device used to convert pneumatic energy (compressed air) into linear mechanical energy.
What is a Die Grinder used for?
This tool can be used in a auto repair shop for grinding, deburring, polishing and shaping metal or other materials. All you have to do is choose the right accessory.
As well as shaping, the grinder allows you to remove burrs, rough up metal parts and carry out small removals of material in hard-to-reach places.
How Does the Die Grinder Work?
To work, this tool needs a source of compressed air (for example, an air compressor).
As soon as the compressed air source is switched on, the air is directed to the pneumatic grinder. There is usually a pressure regulator to adjust the air entering the device, allowing you to control the speed and force of the output.
Inside the grinder, the air enters an air chamber to pressurize the piston or diaphragm, with the aim of creating a linear movement, which is transmitted to the shaft or end of the tool.
Do Mechanics Use Die Grinders?
In their daily vehicle maintenance and repair activities, mechanics use pneumatic rectifiers to:
- Cutting materials to fit or repair auto parts;
- Removing excess material to fit components;
- Preparing surfaces before welding or applying coatings;
- Removing burrs, imperfections and corrosion on metal parts (e.g. engine blocks, cylinder heads, brake discs, etc.)
What are The Advantages of Using a Die Grinder?
Die grinders are safe in humid and flammable environments, as they do not generate sparks. They are also versatile, as they can be used for cutting, grinding, polishing and drilling various materials. On the other hand, when compared to electric tools, grinders require less maintenance.
As they have no electrical parts, they eliminate the risk of electric shocks, providing a safer working environment.
Are there any Safety Precautions for Using the Die Grinder?
When handling this tool, it is necessary to follow certain safety rules at work, including:
- Wear personal protective equipment;
- Work in a well-lit and obstacle-free area;
- Use the air pressure recommended by the manufacturer of the pneumatic grinding machine;
- Before use, check that the pneumatic grinder is in good working order;
- Disconnect the pneumatic grinder from the air source before changing or adjusting accessories such as drills or abrasive discs;
- When work is complete, disconnect the tool from the air source and wait until the moving parts have come to a complete stop before setting the tool aside.
What are the Tips for Keeping a Pneumatic Grinder in Good Condition?
To keep this tool in good condition, it is essential that you take care of it, such as:
- Clean after each use;
- Inspect the tool regularly;
- Lubricate the pneumatic grinder frequently;
- Use the tool with care and avoid unnecessary falls or impacts;
- Store in a clean, dry and protected place, such as a tool cabinet.
Which Die Grinders are Available in the KROFtools Catalog?
So that you can carry out services in your workshop with the utmost quality and rigor, you can find pneumatic grinder to meet your needs in the KROFtools catalog.
Find out what the main features of each one are.
Die Grinder 20000 rpm
With a maximum speed of 20000 rpm and 1/4″ (6mm) collets, this pneumatic grinding machine has an average air consumption of 113 liters per minute.
Click on the image for more information on the Die Grinder 20000 rpm (ref. 9276).
90 Degree Angle Die Grinder 20000 rpm
This grinding machine, with 20000 rpm and 1/4″ (6mm) collets, has an average air consumption of 93 liters per minute.
Click on the image for more information about the 90 Degree Angle Die Grinder 20000 rpm (ref. 9277).
Air Micro Die Grinder Kit 3mm
The main purpose of this pneumatic precision tool is to align parts and materials that require precise leveling.
Click on the image for more information on the Air Micro Die Grinder Kit 3mm (ref. 9285).
Where to Buy a Die Grinder?
You can buy a pneumatic rectifier from one of the official KROFtools resellers.
What is the Price of a Die Grinder?
The price varies depending on the specifications of the tool, such as the revolutions per minute and other extra features.
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