does granite cutting with a diamond blade?

Jan 26, 2026

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does granite cutting with a diamond blade?

Of course, and diamond saw blades are the preferred and most effective tool for cutting granite.

Diamond is currently the hardest known natural substance, while granite is mainly composed of minerals with extremely high hardness such as quartz, feldspar, and mica (quartz has a Mohs hardness of 7). Only diamond can efficiently grind and cut these materials.

 

Key points and how to choose and use correctly:
1 Not only can it, but it must also use a diamond saw blade:
Traditional toothed metal saw blades are unable to cut granite and can become dull instantly. Diamond saw blades efficiently process granite by grinding rather than cutting through industrial diamond particles at their edges.

 

2. Choose the correct type of diamond saw blade based on equipment and cutting requirements:

Dry cutting/handheld tools (such as angle grinders, handheld cutting machines):

  • Recommendation: Segmented diamond saw blade
  • Reason: Segmented design provides better heat dissipation and chip removal, suitable for high temperature environments during dry cutting. The cutting speed is fast, but the incision is relatively rough. Suitable for fast cutting, cutting or trimming on construction sites.

 

Wet cutting/fixed machinery (such as table saws, bridge cutters, marble cutters):

  • Recommendation: Continuous edge diamond saw blade or turbine type diamond saw blade
  • Continuous edge saw blade: The cutting surface is very smooth with few chipping, suitable for straight cutting and chamfering that require high precision and smoothness.
  • Turbine type saw blade: With wavy or turbine shaped notches on the edges, it ensures good cutting quality while having better cutting speed and heat dissipation ability than continuous edge saw blades. It is the most commonly used universal type in granite processing.
  • Reason: Water flow can fully cool the diamond blade, greatly extending the life of the saw blade, suppressing dust, and obtaining higher quality cutting surfaces.

 

3. Core safety and efficiency criteria for operation:

  • Water cooling is crucial (wet cutting): For any formal granite processing, it is strongly recommended to use cutting equipment with water cooling. This can:
  • Significantly extend the lifespan of the saw blade.
  • Reduce harmful quartz dust and protect health.
  • Prevent high temperature damage to stone and saw blades.
  • Use professional equipment: Ensure that the cutting machine has sufficient power and the speed matches the specifications of the saw blade.
  • Take personal protective measures: It is necessary to wear dust masks (preferably N95 grade or above), goggles, cut resistant gloves, and hearing protection devices.
  • Stable feed: The pushing speed should be uniform and stable, avoiding excessive force or lateral swinging to prevent damage to the saw blade or jamming.

 

Summary:
Cutting granite not only requires diamond saw blades, but also is a standard and necessary process. The key to success lies in:

  • Matching tool: Select the correct saw blade type based on your machine (dry cutting/wet cutting).
  • Persist in wet cutting: Use water cooling as much as possible.
  • Take precautions: Safety is always the top priority.

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Although granite is very hard and contains a lot of quartz inside. But diamond saw blades efficiently cut granite. Choosing diamond saw blades with stable quality can help us efficiently process granite. Huice Company has many years of research and development production experience, and the diamond granite cutting saw blades produced have excellent quality, not only fast cutting speed but also long service life. Obtained a good reputation for performance 

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