Carbide edge-rounding router bit – Marble – OMGF

Carbide edge-rounding bit for Marble

This tool is used to round and fine-finish the edges of engraved cuts in marble, limestone or other natural stone. These edge rounding bits come with 3 different internal radiuses (2.7 mm/3mm/4 mm) and come with a bored or non-bored version (depending on whether through-tool cooling is desired).

This tool is not used just to finish engraved edges but is often used to fine-finish the edges of relief lettering on stone signs, emblems, tombstones, etc. using a swift manufacturing strategy involving, as a first step, the rough-cutting of a base, leaving the desired lettering in relief, followed by the fine finishing of the lettering contour with this bit).

Operating parameters

The recommended operating parameters for this edge rounding carbide router bit are:

• Spindle speed: 5000 – 7000 rpm, depending on feed rate
• Feed rate 100 .500 mm per minute based on plunge and material hardness
• Maximum plunge: depending on bit radius
• Plunge ramp moves recommended