J4SF Steel Strip & Flat Stock Butt Welder
Steel Strip, Titanium
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Butt Welder
J6SF Wide Steel Strip & Flat Stock Welder
Our J Series Flat Stock Micro Weld Butt Welders operate with greater efficiency, endure longer, and deliver consistent, high-quality welds on steel strip and titanium flat stock. The J6SF tops the three-model range, welding strip from .020 in (0,50 mm) to 1.25 in (31,75 mm) — the widest flat stock the line handles — on a rugged 460-lb chassis. Extra heavy-duty primary coils and secondary transformer components provide the power heavy strip requires, while solid-state 99-step SCR heat control gives fine, repeatable heat. Flat-stock anneal, heavy-duty shear, and filing vise options complete the station.
Metal:
Steel Strip, Titanium
Construction:
Flat
Solid Steel Welding Range:
.020 in (0,50 mm) - 1.25 in (31,75 mm)
Max Current Draw:
234/117/95
Single Phase Transformer:
Yes
Heat Selection Method:
99 STEPS SCR
Upset Method:
Mechanical
Air Requirements:
n/a
Mounting Truck Type:
4 Wheels
Dimensions & Weight:
Welding Die Height: 41 in (104 cm)
Width Across the Front: 28 in (71 cm)
Depth to the Back: 28 in (71 cm)
Height: 44 in (113 cm)
Weight: 460 lbs (208 kg)
Width Across the Front: 28 in (71 cm)
Depth to the Back: 28 in (71 cm)
Height: 44 in (113 cm)
Weight: 460 lbs (208 kg)
- Standard Top Flat Stock Anneal
- Heavy Duty Flat Stock Shear
- Flat Stock Filing Vise
Butt Welder Upgrades to Improve Your Precision and Productivity
Upgrade your Micro Weld butt welders with world-class safety & technology accessories. You’ll get the same quality, rugged welders with the safety features you need, creating uniformity with every machine and consistency with every training.
- New Finger Safe Covers & Components
- 24V Control Circuit
- Interlock Switch on Rear Access Panel
- Solid-State Heat Control
Applications
Joining the widest steel strip and flat stock ahead of forming, stamping, slitting, or coiling
Coil-to-coil joining of flat strip to keep continuous strip-processing lines fed
Band, blade, and strapping stock production where a clean flat butt weld is required
Titanium strip joining and other flat-stock work needing full-width, full-strength joints
Real-World Benefits
- Extra heavy-duty primary coils and secondary transformer components deliver the power and reliability needed for continuous flat-stock welding.
- Solid-state 99-step SCR heat control gives fine, repeatable heat selection across a wide strip-thickness range.
- Foot-actuated, dual-action clamping and upset keep both hands free for strip handling and produce a consistent, operator-independent upset.
- Selectable 240V, 480V, or 600V single-phase power drops into most shop services.
- Mobile 4-wheel truck plus flat-stock-specific anneal, heavy-duty flat-stock shear, and flat-stock filing vise handle prep, weld, and finish.
Comparison to Similar Models
The J6SF is the largest flat-stock J Series model, welding steel strip and titanium from .020 in to 1.25 in (0.50–31.75 mm) — the widest flat stock the line handles. It is a flat-construction machine with flat-stock tooling throughout, distinct from the round-wire JC and JS lines.
On a heavy 460-lb chassis with the line’s largest transformer (234/117/95 max draw), the J6SF is built for the widest, heaviest strip. Choose it when your flat stock exceeds the J5SF’s 1.00 in width. If you weld round wire or rod rather than flat strip, choose the corresponding JC (non-ferrous) or JS (ferrous) model.
Best For
Manufacturers joining the widest steel strip and flat stock (up to 1.25 in) — heavy band, blade, and strapping production, or titanium strip — that need maximum flat-stock capacity in the J Series.
