Was ist ein Diamant Schleiftopf?

What is a diamond cup wheel?

A diamond cup wheel is one of the most inexpensive and efficient tools for precision grinding of hard surfaces.

A diamond cup wheel, also known as a diamond cup wheel , is a powerful grinding tool used in a variety of industries.

But what exactly is it and why is it so popular?

Let's find out.

The importance of diamond cup wheels

Diamond cup wheel product image

How diamond cup wheels are made

Picture of a production hall in which diamond cup wheels can be manufactured

Manufacturing diamond cup wheels is a complex process that requires both the technical knowledge and the machinery needed to produce the individual parts.

Components of a diamond cup wheel:

  • Round steel body

  • diamond segments

  • Different numbers of diamond segments in different orientations

  • Drilled hole as a mount for various machines

It is primarily a cup wheel coated with diamond segments.

These diamond segments are a mixture infused with diamond grains that are extremely hard and durable, making them ideal for grinding and polishing various materials.

Application examples:

Different types of diamond cup wheels

There are many different types of diamond cup wheels to choose from depending on the specific needs of the project.

Pro Tip: Some are designed for coarse sanding, while others are for finer work.

Areas of application for diamond cup wheels

construction industry

In the construction industry, diamond cup wheels are often used for grinding and smoothing rough and hard surfaces. They make it possible to smooth uneven surfaces and are essential for many construction projects.

Craftsmen using this grinding tool:

  • Tiler
  • mason
  • drywall
  • Gardener & landscaper

Choosing the right diamond cup wheel

What to look out for

When choosing a diamond cup wheel, it is important to consider several factors.

This includes:

  • the type of material to be ground - concrete, screed, granite

  • the desired fineness of the cut - coarse or fine

  • the power of the machine with which the cup wheel is used.

Professional tip: Pay attention to the correct mount and the compatible diameters.

Diamond cup wheels with different sizes

Diamond cup wheel mounted on the angle grinder and mounted on the concrete grinder

Diamond cup wheels come in different sizes that are suitable for different applications.

Large cup wheels are ideal for large areas and rough work, while smaller cup wheels allow for greater precision and are suitable for finer work.

The most common diameters:

Advantages and disadvantages of diamond cup wheels

Diamond cup wheels offer a particularly economical option for grinding hard surfaces.

Our experience: There is no other grinding tool that has such a good price-performance ratio for concrete or screed.


Benefits of Diamond Cup Wheels - Thumbs Up Image

Diamond cup wheels have many advantages:

  • Extreme durability & resistant to wear

  • Precise grinding

  • cost efficiency

  • Compatibility with many machines


Diamond cup wheel cons - picture of a thumbs down

Despite their many advantages, diamond cup wheels also have some disadvantages:

  • not suitable for very large areas

  • A little more complex in the product selection

  • Many segment alignments achieve small but important differences

Grinding pattern of diamond cup wheels explained by segment type

With the help of this table you will get a better estimate of the possible sanding patterns of different segment types.


double row turbo segment fan segment vacuum PCD
micrograph Smooth - No rework Smooth - No rework Fine - Suitable for plane visible surfaces Rough Coarse rough - rework recommended
removal rate High removal Very high removal even removal, easy to dose high removal, easy to dose Extreme "planing" removal
Deduction rating 4/5 5/5 4/5 4/5 5+/5
grit Middle Rough Fine Rough Very coarse
concrete Very suitable Very suitable Well suited Well suited Not suitable
screed Well suited Very suitable Conditionally suitable Conditionally suitable Very suitable
natural stone Well suited Well suited Very suitable Well suited Not suitable
Tile Adhesive & Mortar Very suitable Very suitable Well suited Conditionally suitable Very suitable
Colors & Smears Conditionally suitable Conditionally suitable Conditionally suitable Very suitable Well suited
Glue, Epoxy & Bitumen Conditionally suitable Well suited Not recommended Well suited Very suitable

Our conclusion as a diamond tool manufacturer on diamond cup wheels

Diamond cup wheels are a versatile and powerful tool used in many different industries.

Although they have some disadvantages, the advantages far outweigh the disadvantages, especially in terms of longevity, cost-benefit and generally good stock removal

More detailed information about diamond tools

Frequently Asked Questions (FAQs)

  1. What is a diamond cup wheel?

    A diamond cup wheel is a tool coated with diamond grit used for grinding and polishing various materials.

  2. In which industries are diamond cup wheels used?

    Diamond cup wheels are used in many industries, including construction, metalworking and interior design.

  3. How do I choose the right diamond cup wheel?

    When selecting a diamond cup wheel, you should consider the type of material to be ground, the desired finish of the cut, and the power of the tool the cup wheel will be used with.

  4. What are the advantages of diamond cup wheels?

    Diamond cup wheels are extremely durable and resistant to wear. They also allow for a high level of precision and can machine a wide variety of materials.

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