Haas VF-8/50
Image: haascnc.com, Haas Automation
Key Specifications
X Travel
Y Travel
Z Travel
Max Spindle
Spindle Taper
Tool Capacity
How much does the Haas VF-8/50 cost?
Manufacturer list price
As published by Haas Automation, verified 2026-10-02. Options, tooling, freight and installation are extra.
Overview
The Haas VF-8/50 pairs 40 in (1,016 mm) of Y travel with a 50-taper geared spindle. Travels are 64 × 40 × 30 in (1,626 × 1,016 × 762 mm) over a 64 × 36 in (1,626 × 914 mm) table, and the 2-speed gearbox produces 340 ft-lbf (460 N·m) at 700 rpm from 30 hp (22.4 kW). It is the model to look at when the work is both deep in Y and heavy to cut: die shoes, mould bases, thick steel plate.
Two neighbours bracket it. The VF-6/50 carries an identical spindle on a 64 × 28 in (1,626 × 711 mm) table with 32 in (813 mm) of Y. The VF-8/40 matches the table and travels but has an 8,100 rpm spindle that peaks at 90 ft-lbf (122 N·m) at 2,000 rpm. So the question for a buyer is whether the job needs the Y, the torque, or both.
Seven T-slots on 4.92 in (125 mm) centres cover the table, and the load limit is 4,000 lb (1,814 kg). A 36 in deep table invites large fixtures, and steel plate of that size reaches the limit quickly, so weigh the part and its workholding together. Daylight under the spindle runs from 5 in (127 mm) to 35 in (889 mm). Y thrust of 4,100 lbf (18,238 N) backs up wide face-milling passes; X is 3,400 lbf (15,124 N) and Z is 5,600 lbf (24,910 N).
The 30+1 magazine holds tools to 4 in (102 mm) in diameter, or 10 in (254 mm) with adjacent pockets empty, at up to 30 lb (13.6 kg) each. A change takes 4.2 s tool-to-tool. Haas's list shows a starting price of US$239,995. The shipping table gives no weight for the base machine; it shows 29,000 lb (13,155 kg) with the EC option, on a pallet 120 in wide.
Full Specifications
| Parameter | Value |
|---|---|
| X-Axis Travel | 64 in (1,626 mm) |
| Y-Axis Travel | 40 in (1,016 mm) |
| Z-Axis Travel | 30 in (762 mm) |
| Spindle Nose to Table (max) | 35 in (889 mm) |
| Spindle Nose to Table (min) | 5 in (127 mm) |
| Spindle Motor Power | 30 hp (22.4 kW) |
| Max Spindle Speed | 7,500 rpm |
| Spindle Torque | 340 ft-lbf @ 700 rpm (460 N·m @ 700 rpm) |
| Spindle Drive | 2-Speed Gearbox |
| Spindle Taper | CT or BT 50 |
| Spindle Bearing Lubrication | Air / Oil Injection |
| Spindle Cooling | Liquid Cooled |
| Table Size | 64 × 36 in (1,626 × 914 mm) |
| T-Slot Width | 0.626 in to 0.63 in (15.9 mm to 0.63 mm) |
| T-Slot Center Distance | 4.92 in (125 mm) |
| T-Slots | 7 |
| Max Table Load | 4,000 lb (1,814 kg) |
| Max Cutting Feedrate | 500 ipm (12.7 m/min) |
| Rapid Traverse Rate | 600 ipm (15.2 m/min) |
| Max Thrust X | 3,400 lbf (15,124 N) |
| Max Thrust Y | 4,100 lbf (18,238 N) |
| Max Thrust Z | 5,600 lbf (24,910 N) |
| Tool Changer Type | SMTC |
| Tool Capacity | 30+1 |
| Max Tool Diameter (full magazine) | 4 in (102 mm) |
| Max Tool Diameter (adjacent pockets empty) | 10 in (254 mm) |
| Max Tool Length | 16 in (406 mm) |
| Max Tool Weight | 30 lb (13.6 kg) |
| Tool Change (tool-to-tool) | 4.2 s |
| Tool Change (chip-to-chip) | 6.3 s |
| Coolant Capacity | 95 gal (360 L) |
| Air Required | 4 scfm @ 100 psi (113 L/min @ 6.9 bar) |
| Inline Air Hose | 3/8 in |
| Air Coupler | 3/8 in |
| Air Pressure Min | 80 psi (5.5 bar) |
| Electrical Service (low voltage) | 220 VAC 3-phase, 70 A |
| Electrical Service (high voltage) | 440 VAC 3-phase, 35 A |
| Shipping Domestic Pallet | 194.5 × 120 × 131 in (494 × 305 × 333 cm) |
| Shipping Export Crate | 194.5 × 123 × 133.5 in (494 × 313 × 339 cm) |
| Shipping Domestic Pallet with Ec Option | 195 × 120 × 140 in (494 × 305 × 356 cm) |
| Shipping Export Crate with Ec Option | 195 × 123 × 141 in (494 × 313 × 359 cm) |
| Machine Weight with Ec Option | 29,000 lb (13,155 kg) |
Specifications sourced from haascnc.com — verified 2026-10-02
Strengths & Limitations
Strengths
- 340 ft-lbf (460 N·m) at 700 rpm through a 2-speed gearbox, on a machine with 40 in (1,016 mm) of Y
- 64 × 36 in (1,626 × 914 mm) table with seven T-slots, against 64 × 28 in (1,626 × 711 mm) on the VF-6/50
- Y-axis thrust of 4,100 lbf (18,238 N), about 21% above the 3,400 lbf (15,124 N) on X
- Magazine accepts 30 lb (13.6 kg) tools and cutters up to 10 in (254 mm) with adjacent pockets empty
- Spindle nose reaches 35 in (889 mm) above the table
Limitations
- Table load is 4,000 lb (1,814 kg), no higher than the smaller-table VF-6/50
- 6.3 s chip-to-chip tool changes lengthen cycles that use many tools
- Spindle speed stops at 7,500 rpm; the VF-8SS reaches 12,000 rpm on equal travels
- Feedrate limit of 500 ipm (12.7 m/min) and 600 ipm (15.2 m/min) rapids over long Y and X strokes
Best For
Frequently Asked Questions
01
Y travel and table depth. The VF-8/50 has 40 in (1,016 mm) of Y and a 64 × 36 in (1,626 × 914 mm) table, and the VF-6/50 has 32 in (813 mm) of Y and a 64 × 28 in (1,626 × 711 mm) table. Both use the CT or BT 50 spindle with 340 ft-lbf (460 N·m) at 700 rpm and both are limited to 4,000 lb (1,814 kg) on the table.
02
For heavy cuts in steel the VF-8/50 has the stronger figures: 340 ft-lbf (460 N·m) at 700 rpm against 90 ft-lbf (122 N·m) at 2,000 rpm on the VF-8/40. The VF-8/40 runs faster, to 8,100 rpm against 7,500 rpm. Travels, table size and table load are the same on the two machines.
03
Haas's shipping table does not give a weight for the base machine. It lists 29,000 lb (13,155 kg) for the machine with the EC option. The domestic pallet is 194.5 × 120 × 131 in (494 × 305 × 333 cm), so plan the route into the building around a 120 in width.
04
A tool can be 4 in (102 mm) in diameter with all 30+1 pockets filled, 10 in (254 mm) with the adjacent pockets empty, 16 in (406 mm) long and 30 lb (13.6 kg). Tool-to-tool time is 4.2 s and chip-to-chip time is 6.3 s.
05
Rapids are 600 ipm (15.2 m/min) and the maximum cutting feedrate is 500 ipm (12.7 m/min). Those rates suit the heavy cutting the 50-taper spindle is meant for; a job made up of light, fast passes across the full 64 in (1,626 mm) of X would spend much of its time traversing.
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