SIGNMAKING & CNC ACRYLIC PREPRESS

LED Neon Flex Channel, Bend Radius & Power Calculator

Compute exact CNC router groove slot width (friction fit), channel depth, minimum corner bend radii (preventing internal PCB kinking), cut-segment increments, and 12V/24V power supply wattage with safety headroom.

1. Silicone Tubing & Acrylic Specs

Silicone Flex Profile (Base × Height)

Channel Fit Tolerance (Interference Allowance)

Acrylic Backplate Thickness (mm)

2. Vector Sign Geometry & Power

Total Vector Centerline Length (Meters)

Combined length of all script and block letter centerline paths.

LED Operating Voltage

LED Strip Power Density (Watts / Meter)

Typically 8.0 - 10.0 W/m for 120 LEDs/m SMD2835.

CNC Tooling & Electrical Sizing

Recommended Slot Width

5.90 mm

Bit diameter or pocket toolpath

Target Route Depth

4.00 mm

Floor margin: 1.00 mm

Min Inside Bend Radius

10.0 mm

Fillet radius on vertices

Power Supply Sizing (PSU)

42.0 W

Amps: 3.50 A (+25% buffer)

ACRYLIC CHANNEL & NEON SILICONE CROSS-SECTION:

CAM Machining Notes:

                            Single O-flute carbide upcut @ 18,000 RPM, 2.0mm depth/pass. Wire feed-through drill holes: Ø3.8mm at segment terminals.
                        

Order Centerline Neon DXF/SVG Files

SpotItLive converts sketches, fonts, and customer logos into single-stroke centerline vectors with calibrated bend fillets, wire holes, and offset backplate perimeters.

Order Neon Vector Conversion (29 DKK)