ARCHITECTURAL GLASS & MIRROR FABRICATION
Glass & Mirror CNC Edging & Grinding Feed Calculator
Calculate CNC diamond wheel stock removal offsets, pencil edge vs flat-arris profile geometry, spindle RPM, linear feed rates, cerium oxide polishing passes, and minimum internal radii for automated glass machining.
1. Glass Type & Edge Profile
2. CNC Tooling & Spindle Setup
Standard peripheral diamond wheel diameter (e.g. 100 mm or 150 mm).
Typical metal bond diamond grinding speed: 25 - 32 m/s.
CAM Offsets & Raw Cut Blank
OPTIMAL PROCESSStock Removal Allowance ($\Delta_{\text{stock}}$)
1.50 mm / edge
Total grinding allowance
Raw Scribed Blank Size
803 × 1203 mm
Pre-cutting score dimensions
Min Inside Corner Radius ($R_{\min}$)
50.0 mm
$D_{\text{wheel}} / 2$ to prevent tool crash
Arris Chamfer Width ($w_a$)
1.20 mm
$45^\circ$ safety safety bevel
Spindle RPM & Feed Rate
Spindle Speed ($N$)
5,348 RPM
Based on $V_c = 28$ m/s
Coarse Roughing Feed Rate ($F$)
1,850 mm/min
Metal bond diamond grit
Final Polishing Feed Rate
950 mm/min
High-gloss optical finish
Total Perimeter Cycle Time
8.4 min
Includes 3 tool changes
DXF Vector Path & Pod Safety Spec
FINISHED_PROFILE_LAYER: Closed $G02/G03$ tangent outer boundary
SCRIBE_BLANK_LAYER: Offset by $+1.50$ mm for raw glass cutting table
VACUUM_POD_MARGIN: Keep suction cups $\ge 35$ mm inside edge to clear wheel spray
WATER_COOLANT: High-pressure internal spindle delivery ($> 6$ bar)
SCRIBE_BLANK_LAYER: Offset by $+1.50$ mm for raw glass cutting table
VACUUM_POD_MARGIN: Keep suction cups $\ge 35$ mm inside edge to clear wheel spray
WATER_COOLANT: High-pressure internal spindle delivery ($> 6$ bar)