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MFA-8 - Victor Style MFA-8 Rosebud Heating Tip, Size 8

$152.87/ea Save 28% ($42.92)$109.95/ea

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OVERVIEW

Get the Heat You Need

When you are wrestling with bent frames, frozen pins, or cold steel that needs to be welded, you need serious heat, and you need it fast. The MFA-8 Victor Style Heating Head is the heavy-hitter you want in your torch kit. Commonly known as a "rosebud," this size 8 tip pumps out massive amounts of heat, turning your standard 300 series torch handle into a flamethrower capable of making steel glow cherry red in no time.

Built for the Grind

We know that in the shop or out in the field, tools take a beating. That's why this heating head is made from solid copper and brass. It resists the high heat that bounces back when you are working in tight corners or on thick plate. It screws right onto your existing Victor-style 300 or 310 series handle, so you don't need a special adapter or a new torch setup. Just swap out your cutting attachment, screw this on, and you are ready to go.

Why Choose the MFA-8?

If you are trying to heat up a 1-inch plate with a cutting tip or a small welding nozzle, you are wasting gas and time. The MFA-8 uses multiple flame ports to spread the heat out, soaking the metal through faster and more evenly. This is perfect for:

  • Bending: Soften up flat bar or rebar to bend it exactly where you need it.
  • Straightening: Use heat shrinking techniques to pull warped flanges or beams back into square.
  • Pre-heating: Get thick material up to temp to prevent cracking during welding.
  • Loosening: Expand rusted heavy-duty nuts that an impact wrench won't touch.

Note: This is a large tip! Make sure you have a large enough acetylene cylinder (or cylinders manifolded together) to handle the flow rate safely.

Additional Information
Brand:Victor Style
Fits Which Handle?:300/310 Series Torch Handle
Fuel Gas:Acetylene
Item:Heat Head
Oxy Press:20-30
Fuel Press:10-15 PSI
Packaging Description:1 per each
Tip Size:8
Head Type:Multi-Flame (Rosebud)
Material:Copper, Brass
Application:Heavy Duty Heating, Preheating, Straightening
Weld Cap Or BTU/HR:117,000 BTU/hr

INCLUDED

  • 1 x MFA-8 Heating Head (Victor Style)

APPLICATIONS

  • Structural Steel Fabrication
  • Heavy Equipment Repair
  • Shipbuilding and Marine Repair
  • Pipeline Construction
  • Automotive Frame Straightening
  • Industrial Maintenance

FAQ

The MFA-8 is designed to fit Victor-style 300 and 310 series torch handles. It is not compatible with the smaller 100 series handles.

No, the MFA series is designed specifically for Oxy-Acetylene. If you need to use propane or natural gas, you should look for a 'Type MFN' heating tip, which has a different design to accommodate the different burn characteristics of alternative fuels.

Typical settings for a Size 8 MFA tip are approximately 20-30 PSIG for Oxygen and 10-15 PSIG for Acetylene. Always consult the specific tip chart and adjust for your hose length and flame characteristics.

Yes. A Size 8 rosebud consumes a significant amount of acetylene. You must ensure your cylinder is large enough (or manifolded) to supply the required volume without exceeding the 1/7th (or 1/10th) withdrawal rule, otherwise, you risk drawing acetone from the cylinder.

You should use a standard tip cleaner set. Since it is a multi-flame tip, you will need to carefully clean each individual orifice to ensure an even flame pattern. Do not use a drill bit as it may damage the copper.

A welding nozzle typically has a single orifice designed to melt a small puddle for joining metal. This heating head (rosebud) has multiple orifices to produce a large, diffuse flame meant for heating large areas without necessarily melting the base metal.

The MFA style tips generally rely on the mixer inherent in the torch handle or are designed as a mixer-tip combination that fits directly into the handle head. For 300 series compatibility, it installs directly where the cutting attachment would go.

Popping often occurs if the tip is overheated, dirty, or if the gas pressures are too low (starving the tip). Ensure the tip is tight, clean, and that you are using the correct pressure settings for a Size 8 tip.

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