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ED030641 - Lincoln Innershield NR-211-MP .068 Flux-Core Wire 25lb

Packaging: 25lb spool
$12.67/LB $245.75/25lb spool only $9.83/LBSave 22%

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OVERVIEW

The Go-To Wire for Gasless Welding and Poor Fit-Up

When you are out in the field or dealing with less-than-perfect steel, Lincoln's Innershield® NR®-211-MP is the wire you want in your feeder. This .068" version (ED030641) gives you the punch you need for slightly heavier materials while keeping the convenience of a self-shielded process. Forget about dragging heavy gas cylinders around the shop or job site; this wire generates its own shielding, making it perfect for welding in breezy doorways or outdoors where the wind would blow your argon away.

Welders love the NR-211-MP for its "operator appeal." If you have ever struggled with a puddle that is too fluid and drips out on vertical welds, you will appreciate the fast-freezing characteristics of this wire. It stays where you put it, making vertical-down and overhead welds much more manageable. It is also a lifesaver when fit-up is poor. If you have a gap to bridge, the fast-freeze slag helps support the puddle, allowing you to close up gaps that would be impossible with solid wire. Plus, the slag system is designed for easy removal—often curling up and peeling off on its own as it cools, leaving a clean, professional-looking bead.

This 25 lb spool is sized for professional wire feeders, giving you plenty of arc time between changes. The .068" diameter is a step up from the smaller hobbyist wires, meaning you can lay down metal faster on materials ranging from 5/16" up to 1/2" thick. Just remember to run this on DCEN (straight polarity) to get that smooth, buttery arc Lincoln is famous for. Whether you are fixing farm equipment, building racks, or working on galvanized steel, this wire handles the dirty work so you can focus on the bead.

Why Welders Choose NR-211-MP:

  • No Gas Required: truly portable welding for any environment.
  • Forgiving Arc: Handles rust, oil, and mill scale better than solid wire.
  • All-Position: Weld flat, horizontal, vertical, or overhead with confidence.
  • Gap Bridging: Excellent for filling gaps when parts don't fit perfectly.
  • Easy Cleanup: Slag comes off easily, revealing a smooth weld.
Additional Information
Brand:Lincoln Electric
Aws Spec:E71T-11
Diameter:0.068 in
Packaging:25 lb Spool
Wire Type:Flux-Cored
Polarity:DCEN
Position:All Position
Material Composition:Carbon Steel
Shielding Gas Requirement:None (Self-Shielded)
Spool Size:25 lb
AWS Classification:E71T-11
Welding Position:All Position
Max Plate Thickness:1/2 in (12.7 mm)
Packaging Description:25lb spool

INCLUDED

  • 25 lb Spool of Innershield® NR®-211-MP .068" Wire

APPLICATIONS

  • General plate fabrication (up to 1/2 inch thick)
  • Maintenance and repair of machinery
  • Sheet metal work
  • Automotive repair
  • Agricultural equipment repair
  • Welding on galvanized or zinc-coated steel

FAQ

You must use DCEN (Direct Current Electrode Negative), also known as straight polarity. Using DCEP (reverse polarity) will result in poor arc performance and excessive spatter.

No, Innershield NR-211-MP is a self-shielded flux-cored wire (FCAW-S). It contains flux compounds inside the wire that generate shielding gas when burned, eliminating the need for external gas bottles.

The maximum recommended plate thickness for NR-211-MP is 1/2 inch (12.7 mm). Welding on thicker materials may result in weld cracking or failure due to the specific metallurgy of E71T-11 wires.

While it is an all-position wire, NR-211-MP has fast-freezing characteristics that make it exceptionally good for vertical-down welding. Vertical-up is possible but generally less common with this specific classification compared to vertical-down for thinner materials.

This wire is classified as E71T-11 according to AWS A5.20 standards.

Yes, NR-211-MP is well-regarded for its ability to weld over galvanized and zinc-coated steels with minimal porosity compared to solid MIG wire.

You should use knurled drive rolls sized for .068" (1.7mm) wire. Knurled rolls grip the softer flux-cored wire without crushing it, ensuring consistent feeding.

This specific SKU (ED030641) comes on a 25 lb (11.3 kg) spool.

CATALOGUE & SPEC SHEETS

Safety Data Sheet