There are a few reasons for this.
Laser engraving white marble.
Marble deteriorates from acids that are prevalent in rain.
Black marble award base.
Laser engraving on stone is particularly effective with dark polished natural stones like granite marble and basalt.
Starting with a dark color stone is the best way to achieve a high contrast without a color fill.
This is mainly due to the contrast capabilities.
While the two materials are largely indistinguishable these stones known throughout the engraving industry as black marble and black granite do have some advantages over each other.
You may mix sizes for case count discounts reflected in final invoice.
White marble is also a good type for this application because it can produce a solid white stone engraving.
The more homogeneous and fine grained the stone is the better the laser engraving results will be.
Black granite has more small white flecks but is more suitable for floor installation.
Each stone reacts differently to the laser so it s best to prototype each prior to processing.
For best laser engraving results use dark polished and natural types of stone such as granite marble and basalt.
Lasergrade absolute black marble base w beveled mirrored glass top plate 5 5 8 long 2 11 16 wide at base x 1 7 8 tall polished all surfaces.
Black marble is somewhat better for photo reproduction.
Black marble and granite is the preferred stone for photo engraving in the laser engraving industry.
So for these reasons laser engraving the following stone materials can dictate a higher price tag compared to other common laserable applications.
The darker colors are better for laser etching with dark black granite being the best.
Quantity discount 10 cases 10 15 cases 15 20 cases 20.
The finished engraving usually provides a white finish making a good contrast against darker stones.
Marble is also very soft and can be scratched with a metal.
White marble is also quite suitable for this application as it can produce a solid white stone engraving.
Lasersketch s absolute black marble is the only black marble in the engraving industry that comes with the warranty to be free of white lines and white spots and remains black even if used out of doors.
When laser engraved correctly it should produce a white or gray mark.