Hebei Juliang Technology Co., Ltd. is one of the leading manufacturers and suppliers of portable oxy‑fuel cnc cutter in China. Please feel free to buy CE approved machinery made in China here from our factory. All customized machines are with high quality and competitive price.

A Cutting System That Handles What Lasers Can't Touch

You know the situation – you've got 50mm plate that needs cutting, and your laser cutter won't get through it. Or you're on a job site with no three-phase power, but there's structural steel that needs modification. This Portable Oxy‑Fuel CNC Cutter solves both problems. It's a numerically controlled cutting system that uses oxy-fuel flame cutting to handle material up to 100mm thick, running on standard 220V power. The CNC controls give you the precision and repeatability you'd expect from a shop machine, but the whole system packs into a portable frame that goes where the work is. No water chiller, no high-power laser source – just gas, steel, and clean cuts through the heavy stuff

We build both laser and oxy-fuel systems, so we don't have a dog in the fight. But here's what we've learned from watching customers make their choices.

The oxy-fuel approach uses a preheat flame to raise the steel to ignition temperature, then a high-pressure oxygen jet does the actual cutting. The oxygen reacts with the hot steel, creating iron oxide that blows out as slag. This process works on any steel thickness you throw at it – we've cut 150mm plate in our own shop. The equipment is simpler, less sensitive to shop conditions, and doesn't care about surface contamination like paint or mill scale.

The trade-off is cut speed and edge quality. Oxy-fuel cuts slower than laser and leaves a wider kerf. The cut edge has a slight slope and requires more cleanup before welding. For thick plate, that's the price you pay. For thin material under 20mm, we usually recommend laser – faster, cleaner, more precise.

We've seen customers keep an oxy-fuel cutter alongside their laser system. The laser handles the sheet metal and thinner plate; the oxy-fuel tackles the heavy structural steel that the laser can't manage. The two machines complement each other.

Mild steel is where oxy-fuel shines. Clean, predictable cuts through any thickness. The cut quality depends on your speed and oxygen pressure, but once you dial it in for your typical thickness, it stays consistent. We've cut plate from 5mm to 150mm on the same Portable Oxy‑Fuel CNC Cutter with just parameter adjustments.

High-carbon steel works fine but the cut edge may be harder than on mild steel. If you're cutting 1045 or 1095, expect a slightly different edge hardness and plan your machining accordingly.

Stainless steel – can't do it with oxy-fuel. The chrome content prevents the oxidation reaction that drives the cutting process. If you cut stainless regularly, you need a plasma or laser system.

Galvanized steel – technically possible, but the zinc fumes are aggressive. You'll go through tips faster, and you need good ventilation. The zinc vaporizes and coats the torch components. We recommend using a plasma cutter for galvanized instead.

Cast iron cuts well but requires lower preheat and oxygen pressure. The edge quality won't be as smooth as rolled steel.

Heavy-duty welded frame – Built from structural steel sections with stress relief and machined rail surfaces. The same process we use on our larger stationary systems.

High thickness capability – Cuts steel up to 100mm cleanly. We've tested thicker in the shop; 100mm is the conservative spec we guarantee.

Low initial cost – No laser source, no chiller, no beam delivery system. The equipment cost is significantly lower than comparable laser systems.

Simple operation – The CNC control manages motion while the operator sets gas pressures. The learning curve is shorter than laser because there are fewer variables to tune.

Stable servo transmission – Consistent speed control for high-quality cuts. The servo motors hold position without losing steps.

Easy installation – Half-day setup with standard hand tools. No special electrical work.

Small footprint – The machine stores compactly when not in use. The gas supply sits on a separate cart that fits alongside.

Continuous production – No heat derating, no power limitations.

What's the thickest plate this portable oxy-fuel cutter can handle?

The machine is rated for 100mm steel with clean, consistent cuts. We've tested up to 150mm in our facility, but the 100mm specification is what we guarantee for production work. Thicker material requires careful speed and gas pressure control to maintain edge quality.

Does this Portable Oxy‑Fuel CNC Cutter require three-phase power like a laser cutter?

No. The CNC control and servo drives run on 220V single-phase. The cutting energy comes from oxygen and fuel gas, not electricity. This makes it viable for job sites with limited utility power and workshop spaces without three-phase service.

What's the main advantage of oxy-fuel over plasma for thick steel?

Oxy-fuel produces a narrower kerf and works reliably on thicker plate than plasma can handle. The equipment is also simpler and less sensitive to power fluctuations. The cut edge has a heat-affected zone that's slightly harder than plasma but consistent with what you'd expect from a flame-cut surface.

How long does it take to set up after delivery?

Two people can unpack, assemble, and calibrate the machine in about half a day. The gas connections are straightforward – standard cylinder fittings. You'll need to source oxygen and fuel gas locally. We can recommend suppliers in most regions.

What warranty and support come with the machine?

The machine has a 1-year warranty covering manufacturing defects. Consumables – nozzles, tips, and hoses – are covered only for initial supply. Our engineers provide remote video support for installation and troubleshooting. Spare parts ship within 48 hours from our regional distribution points.