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Concave Diamond Cutting Blade
Curved body for dry curve cutting in stone
The body itself is curved so the blade can follow a radius without binding in the kerf, and protection segments shield the core while cutting dry. Item IDs SA105CD-SA180CD cover hand-held grinder work on granite and marble.

What Concave Diamond Cutting Blade Is For
The plant specification sheet describes this tool as for curve cutting granite, marble and other natural stones. That is exactly where it belongs, and where it stops.
The specification table lists 5 sizes, Item IDs SA105CD to SA180 CD.
Feature : for dry curve cutting stones safely with protection segments and curve steel body.
Concave Diamond Cutting Blade is the whole of the Concave Dry Diamond Blade category, so specification work happens inside the item rather than by picking between siblings.
How It Is Built
Bond selected per enquiry
We do not ship a single general-purpose bond. Please inform your stone information, we will choose the best bonding for you.
Item ID series
Ordering runs on the SA105CD to SA180 CD series, so repeat orders return the same specification.
Sizes beyond the standard list
Other sizes are available upon customer's request.
Export handling
Packed for export and shipped from Shangqiu, Henan. Give us your destination port with the enquiry.
Sizes and Item IDs
Taken from the plant specification sheets. Where a value is not published we say so rather than fill it in.
| Item ID | Diameter | Bore size | Segment | ||
|---|---|---|---|---|---|
| mm | inch | mm/inch | thickness (mm) | height (mm) | |
| SA105CD | 105 | 4" | 20.00/ 0.787" | 2.5 | 8 |
| SA125 CD | 125 | 5" | 22.23/ 0.875" | 2.5 | 8 |
| SA150CD | 150 | 6" | 22.23/ 0.875" | 2.5 | 8 |
| SA180 CD | 180 | 7" | 22.23/ 0.875" | 2.5 | 8 |
- Product family
- Stone Processing
- Category
- Concave Dry Diamond Blade
- Bond
- Please inform your stone information, we will choose the best bonding for you.
- Country of manufacture
- China (Shangqiu, Henan)
- Private label
- Laser marking on the steel core available for OEM orders
More Views of Concave Diamond Cutting Blade
Photographs supplied by the plant. What you see is the tool as produced, not a render.



Who It Is For
- Countertop shops cutting sink and hob cut-outs
- Monument and memorial workshops
- Stone masons working on site without water
Every one of these buyers gets the same first question from us: what material, what machine, what size.
The Problem It Solves
Cutting a radius with a flat blade binds in the kerf and burns the segment off the core.
Concave Diamond Cutting Blade is the answer to that in the concave dry diamond blade part of the range: curved body for dry curve cutting in stone.
For curve cutting granite, marble and other natural stones.
Why This Version and Not Another
Curved steel body follows the radius without binding
Applies across the concave dry diamond blade series, including this item.
Protection segments guard the core during dry cutting
Part of how this category is built.
Dia 105-230 mm covers hand-held grinder work
Part of how this category is built.
Use Guide
Confirm the fit
Check diameter, bore and segment dimensions against the table above and against your machine.
Set the parameters
Start at the machine builder's figures for your material, then adjust feed until the cut runs quiet and the surface stays clean.
Keep it free-cutting
If the tool stops cutting and the face goes shiny, it has glazed. Dress it, then tell us — that means the bond should change.
Order by Item ID
Quote the Item ID on repeat orders so you get the same specification as last time.
Compared With the Rest of the Category
Concave Dry Diamond Blade holds 1 item in the programme. The difference between them is geometry and construction, not marketing.
- Arrow Segment Diamond Grinding Cup Wheel for Stone — arrow segments for fast stock removal on stone
- Continuous Rim Diamond Grinding Cup Wheel for Stone — continuous rim for the smoothest ground surface
- Continuous Rim Diamond Grinding Cup Wheel with Slot — slotted continuous rim balancing finish and cooling
- Double Row Diamond Grinding Cup Wheel for Stone — double row cup wheel for heavier stock removal
- Flower Turbo Diamond Grinding Cup Wheel for Stone — flower turbo geometry for aggressive stone grinding
- L Segment Diamond Grinding Cup Wheel for Stone — l segments silver-brazed for side grinding
Concave Diamond Cutting Blade — Questions We Get Asked
What sizes does Concave Diamond Cutting Blade come in
The standard programme lists 5 sizes on this page, Item IDs SA105CD to SA180 CD. Other sizes are available upon customer's request.
Which bond will you supply for my material
The bond is set per enquiry rather than per catalogue number. Please inform your stone information, we will choose the best bonding for you.
What do you need to quote Concave Diamond Cutting Blade
The material you process, the machine and its power, the size and bore you need, and the quantity. With those four we quote a specification rather than a guess.
What is the lead time and minimum order for Concave Diamond Cutting Blade
Lead time and minimum order depend on whether the size is in the standard programme or needs a production batch. Ask the sales office for this item — we do not publish a single figure that would be wrong half the time. (TBC)
Others in the Same Part of the Range

Arrow Segment Diamond Grinding Cup Wheel for Stone
Arrow segments for fast stock removal on stone
View specifications →
Continuous Rim Diamond Grinding Cup Wheel for Stone
Continuous rim for the smoothest ground surface
View specifications →
Continuous Rim Diamond Grinding Cup Wheel with Slot
Slotted continuous rim balancing finish and cooling
View specifications →
Double Row Diamond Grinding Cup Wheel for Stone
Double row cup wheel for heavier stock removal
View specifications →
Flower Turbo Diamond Grinding Cup Wheel for Stone
Flower turbo geometry for aggressive stone grinding
View specifications →
L Segment Diamond Grinding Cup Wheel for Stone
L segments silver-brazed for side grinding
View specifications →
Resin Filled Diamond Grinding Cup Wheel for Stone
Resin-filled wheel for a finer ground surface
View specifications →
Single Row Diamond Grinding Cup Wheel for Stone
Single row cup wheel for controlled grinding
View specifications →Related Technical Guides
Get a quote for Concave Diamond Cutting Blade
Send the material, machine and size. You will get a specification and a price, not a catalogue page.