High-Helix Upcut Action
The steep spiral angle carries low-density foam material upward and away from the cutting zone during compatible routing operations.
Vortex Tool 3/8" × 1-1/2" 2-Flute High-Helix Foam Upcut Spiral Router Bit
CA$125.45
In stock
SKU
4140
Product Type
Two-Flute High-Helix Foam Upcut Spiral Router Bit
Series
Vortex Tool Series 4100
Cutting Geometry
Open-flute high-helix upcut geometry · Right-hand rotation
Cutting Diameter
3/8 in
Cutting Edge Length
1-1/2 in
Shank / Overall Length
3/8 in shank · 3 in overall length
Flute Count
2 high-helix flutes
Cutting Material
Solid Carbide
Application
High-feed routing of low-density closed-cell foam
Two-Flute High-Helix
Foam Upcut Bit
Series 4100
A Vortex Tool Series 4100 two-flute solid-carbide high-helix foam router bit with a 3/8-inch cutting diameter, 1-1/2-inch cutting-edge length, 3/8-inch shank, and 3-inch overall length. Its open-flute upcut geometry is designed to clear low-density closed-cell foam efficiently during high-feed CNC routing.
3/8 inCutting Diameter
1-1/2 inCutting Edge Length
3 inOverall Length
2High-Helix Flutes
2-Flute High-Helix Foam Bit
This Series 4100 router bit combines an open flute form with a high helix angle that carries low-density foam material upward and out of the cut, supporting efficient chip evacuation at elevated feed rates.
Solid CarbideHigh HelixRight-Hand UpcutSKU 4140
Designed for compatible CNC routers and routing machines using a correctly sized 3/8-inch collet or toolholder. Confirm spindle rotation, tool projection, foam density, cut depth, RPM, feed, workholding, and extraction before production use.
Main Product Description
The Vortex Tool 4140 is a Series 4100 solid-carbide high-helix foam bit developed for cutting low-density foam materials at high feed rates. Vortex recommends this tool family for closed-cell foam applications where rapid material removal and dependable evacuation are central to the routing process.
The Series 4100 design uses an open flute geometry and high helix angle to draw routed foam upward and away from the cutting zone. This upcut action helps prevent loose foam material from remaining packed around the cutting edges during compatible profiling, contouring, pocketing, and slotting operations.
The verified 4140 configuration uses a 3/8-inch cutting-edge diameter, 1-1/2-inch cutting-edge length, 3/8-inch shank, 3-inch overall length, two high-helix flutes, solid-carbide construction, upcut chip flow, and standard right-hand rotation. Correct collet condition, spindle runout, projection, feed, RPM, workholding, and extraction are essential to routing stability and tool life.
Technical Specifications
Series 4100 · SKU 4140
- Vortex Tool
- Two-Flute High-Helix Foam Upcut Spiral Router Bit
- 4140
- 4100 — Solid Carbide High-Helix Foam Bits
- 3/8 in
- 1-1/2 in
- 3/8 in
- 3 in
- 2
- Right-Hand
- Solid Carbide
- Flute Style: Open-Flute High Helix · Cutting Direction: Upcut
- Primary Material: Low-Density Closed-Cell Foam
- Designed for compatible CNC routers and routing machines using a correctly sized 3/8-inch collet or toolholder. Confirm spindle rotation, tool projection, foam density, cut depth, RPM, feed, workholding, and extraction before production use.
Best Fit Applications
Closed-Cell Foam Cutting
Low-Density Foam Routing
High-Feed Foam Profiling
Foam Pocket & Slot Cutting
CNC Foam Contouring
Product Highlights
Open-Flute Evacuation
The open flute form provides generous space for routed foam material to clear instead of remaining packed around the cutting edges.
High-Feed Foam Design
Series 4100 was developed specifically for low-density closed-cell foam cutting at elevated CNC feed rates.
Compatibility & Installation Notes
Confirm a clean, undamaged 3/8-inch collet or compatible holder, correct right-hand spindle rotation, adequate shank engagement, safe projection for the 3-inch overall length, machine RPM limits, feed rate, foam density, cut depth, workpiece support, extraction, and workholding before use. High-helix upcut geometry moves material toward the spindle and can apply lifting force, so lightweight foam parts must be securely restrained throughout the toolpath.
Efficient Closed-Cell Foam Routing
Vortex Tool 4140 combines Series 4100 two-flute high-helix upcut geometry with a verified 3/8-inch cutting diameter, 1-1/2-inch cutting length, 3/8-inch shank, and 3-inch overall length.
Its solid-carbide open-flute design is intended to evacuate low-density closed-cell foam efficiently during high-feed CNC profiling, contouring, pocketing, and slotting applications.