MVM FX20 & FX40 Straight Knife Grinders
The MVM FX20 & FX40 are fully automatic, heavy-duty straight-knife grinders built for accuracy on long and oversize blades. With a reinforced machine base, high-power wheel motors and Siemens PLC control, the FX series handles shear blades, guillotine blades, paper/packaging knives and long planer/chipper knives with consistent geometry and premium surface finish.
Shear Blade Sharpener
Looking for a production-ready shear blade sharpener? FX20/FX40 maintains tight edge geometry over long shear knives, with programmable roughing, finishing and spark-out cycles. A rigid base and vibration-free carriage deliver a clean, even finish along the full blade length.
- Accurate, repeatable edges across long shear & guillotine blades
- Programmable roughing / finishing / spark-out via PLC
- Stable carriage motion for premium surface finish
Shear Blade Sharpening Machine
As a dedicated shear blade sharpening machine, the FX series handles large industrial shear and guillotine blades with ease. Choose rotating or fixed magnetic chucks — including fine-polarity options — to secure thin or long blades accurately for repeatable results in high-throughput environments.
- Rotating or fixed magnetic chucks (fine-polarity available)
- Reinforced base to minimise vibration
- Consistent edge geometry along full blade length
Industrial Blade Grinding Machine
The FX platform functions as a versatile industrial blade grinding machine for metal processing, paper & packaging, and timber industries. Operators can surface-grind or hollow-grind straight knives while maintaining consistent angles and finish across lengths up to 7.1 m.
- Surface or hollow grind with a tilting head
- External coolant tank with filtration options
- Process stability for continuous production
Industrial Knife Grinder
Need a robust industrial knife grinder with long capacity? With high-power wheel motors (15–45 kW), variable carriage speeds and a reinforced machine base, FX20/FX40 supports continuous production and OEM environments where uptime and accuracy matter.
- High-power wheel motors (15–45 kW)
- Variable carriage speeds for process control
- Built for long knives and oversize straight blades
Standard Features
- Siemens PLC control of the complete working cycle
- Heavy-duty, reinforced machine base for maximum stability
- High-power grinding motors
- Tilting head for hollow or flat (surface) grinding
- Vibration-free grinding head & stable carriage motion
- 90° rotating magnetic chuck
- External coolant tank with pump
- Magnetic chuck (fine-polarity options available)
Options & Upgrades
- Siemens touch screen interface
- Thin/fine-polarity magnetic chuck
- Segment ring up to 450 mm
- Grinding motors up to 45 kW
- Coolant cleaner with magnets or paper filtration
- Angular divisor
Technical Snapshot
| Feature | Details |
|---|
| Grinding Length | 1,500 – 7,100 mm (longer on request) |
| Grinding Motors | High-power 15–45 kW (415 V) |
| Segment Ring | Up to 450 mm |
| Max Clearance | FX20: 155 mm | FX40: 200 mm |
| Carriage Speed | 1–30 m/min (0.3 m/min on request) |
| Made In | Italy |
Watch the FX Series in Action
See how the FX20/FX40 delivers precision grinding on long shear and guillotine blades.
Download the FX20 / FX40 Brochure
For detailed specifications, download the PDF:
FX20 / FX40 Straight Knife Grinders Brochure (PDF)
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“At Tuckwell Machinery, you’re speaking directly with technicians — not just sales staff. Every machine we supply is hand-selected and tested to guarantee precision, reliability and long-term support.”
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Frequently Asked Questions – Shear & Industrial Blade Grinding
What is the FX20/FX40 used for as a shear blade sharpening machine?
The MVM FX20 and FX40 operate as heavy-duty shear blade sharpening machines designed for long, oversize industrial shear and guillotine blades. Their reinforced base, magnetic chuck options and Siemens PLC control ensure consistent geometry and premium surface finish along the full blade length.
Can the FX20/FX40 sharpen large industrial blades?
Yes — the FX series is built specifically for industrial blade grinding. It can surface-grind or hollow-grind long straight knives used in metal processing, paper and packaging, timber milling and recycling operations. Grinding lengths up to 7.1 m make it suitable for continuous, high-volume production environments.
What makes the FX series suitable for industrial blade grinding applications?
The FX platform includes high-power grinding motors (15–45 kW), a vibration-free carriage, PLC-controlled grinding cycles, and optional fine-polarity magnetic chucks. These features give operators full control over finishing, spark-out, and surface quality, even on heavy or thin industrial blades.
Does the FX20/FX40 support both surface grinding and hollow grinding?
Yes. The tilting grinding head allows operators to switch between flat (surface) grinding and hollow grinding. This makes the FX series suitable for producing a precise cutting angle on shear blades, guillotine blades and other industrial straight knives.
What industries use the FX20/FX40 industrial blade grinding machine?
The FX series is widely used in metal fabrication, paper and packaging plants, wood processing mills, recycling facilities, and by industrial sharpening companies. Any operation requiring accurate, repeatable sharpening of long straight blades benefits from the FX20/FX40.
Request a Quote or Enquire Today

(07) 3805 5444 — Talk to a technician about your blade length, chucking and throughput needs.