Hardfacing Flux Cored Wire

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WALDUN is an expert on providing Hardfacing Flux Cored Wire. WALDUN will help your choose the right and best Hardfacing Flux Cored Wire for you, manufacture Hardfacing Flux Cored Wire with WALDUN R&D flux cored welding wire production machinery.

You can rely on us and we will be your best chromium carbide welding wires supplier and partner in China.


According to characteristics of CCO Plate, WALDUN developed special open-arc flux cored welding wires for  carbide wear plate.

After welding, you can achieve

  • Slag cleaning is no longer required
  • Small welding spatter
  • Flat and beautiful wear plate
  • High welding efficiency
  • welding wire transition coefficient is above 0.9

WALDUN annual sales volume of clad plate cored welding wire is nearly 1000 tons. WALDUN has a high market share in China.

With stable quality and high quality service, the domestic sales and export volume are increasing year by year.

Specification: 2.8 mm / 3.2 mm

Packing: 200 kg / Drum (Other Package can be customized)

What types of material are hardfacing flux cored wire made of?

  • Alloy Chemistry

    The highest ordinary used alloy facing is a high chromium iron consists of precisely 1/3 of Chromium and in surplus of 4% combined carbon.

    WALDUN is making this to correlate to CCO plate with the chemistry of Chromium of 34.0%, carbon of 5.4%, Manganese of 3.5%, and the others at 1.3%, Balance Fe.

    Meanwhile, this standard alloy can be changed in many different ways; it can improve the abrasion resistance while lowering the toughness, or the other way round. On the contrary, the matrix can be made harder by reducing the manganese to 1%, with some reduction in firmness. Also, further refinement may be accomplished by the addition of other alloying elements.

  • Carbides

    The substance that provides high chromium powder alloys with their capability to withstand abrasion is the establishment of primary carbides from a chemical compound of iron, Chromium, and carbon, or iron, Chromium, or carbide, which is also known as chromium carbide. Pure, high rate chromium carbide can be manufactured; however, it is costly for large-area preservation, so WALDUN makes use of mixed carbide, which involves both Chromium and iron. This makes up the primary carbide with the formula M7C3, where M specifies the mixture of metal and Chromium in the compound.

  • Hardness

    A standard overlay alloy consists of a compound of chromium carbides in a matrix of a chromium iron-carbon alloy. The hardness of primary chromium carbides is proportionate of 1700HV correlate with. For instance, ordinary workshop steel files, with firmness of 600HV. In general, the hardness of these alloys can be calculated using a Rockwell hardness tester. Even though it neither measures the carbide or the matrix, it gives an agreeable general proof of the hardness of the alloy. An average value of being 54-60 HRC.

  • Microstructure

    In the extension of chemistry, the most significant characteristic of the alloy overlay is its microstructure. Hence, when checked out under a microscope, the carbides will take the form of white substance against a dark background, that that’s the matrix. A perfect microstructure, for more excellent abrasion resistance, must have a dense array of needle-like carbides that, in cross-segment, look as slender hexagons with a small hole in the middle.

    Moreover, whenever you notice an appearance of uneven shaped spots or avenues of white. Such as either ladder, fish-bone patterns, or central poles with rungs on any of the sides. This is a sure sign that the carbon content is beneath optimum for high abrasion resistance, but it has also improved impact-resistant properties.

What types of companies are buying Hardfacing Flux Cored Wire?

Any company that has equipment for producing chromium carbide or tungsten carbide wear plates.

Are there different types of Hardfacing Flux Cored Wire?

Yes, we have different types of welding wires. Below table is clear:

GRADE CHEMICAL HRC Thickness to weld(mm)
WED-95 C4.5~5  Mn0.5~1.5  Si0.5~1.5  Cr22~25 56~60 2.8~10
WED-100 C3.5~4  Mn0.5~1.5  Si0.5~1.5  Cr26~28 58~63 2.8~10
WED-357 C3.5~4  Mn0.1~2.5  Si0.15~2.5  Cr28~30  Mo0.3~0.7 56~60 2.8~20

How we supply wear plates?


  1. Welding wire: We manufacture welding wire by our own selves, with strict rule on the alloy composition.
  2. R&D Team: We provide an R&D team on both equipment and hardfacing technology.
  3. 3. Customized welding wires: We also supply customized welding wiresin line with our customers’ demand.
  4. Delivery: We guarantee an on-time delivery accompanied by a flexible payment plan.
  5. Our company welcomes Fob, EXWORK, CIF and other trade terms.
  6. The packing is strictly in line with the customs requirements.

What else should I know before I order my Hardfacing Flux Cored Wire?

You should know the what hardness of the plate is and what the intent is of the liner. The harder the plate that is used, the longer it will last in service, but there are trade-offs. For some parts, you will need a softer material that is intended to wear out before your primary surface.

Hardfacing Flux Cored Wire – The Ultimate FAQ Guide

Hardfacing using flux cored wires is one of the processes that yield the best results. It rose to fame because of the many benefits and advantages it can give you.

But do you know exactly what hardfacing flux cored wires are? Don’t fret because in this guide, you will learn everything you need to know about it! This comprehensive guide will walk you through what things you must know about hardfacing flux cored wires.

What is the Hardfacing Process?

The process of hardfacing is where you apply and deposit material to a base metal.

Hardfacing Process
Source: The Fabricator

Oftentimes, the materials you would use are tougher, harder, and stronger materials. You can perform hardfacing by doing any of the following processes:

  1. Thermal spraying process
  2. Spray fusing process
  3. Welding process

What is the Purpose of Hardfacing?

Hardfacing is done for many different reasons.

Purpose of Hardfacing
Source: Associated Training Services

You can choose to perform it in case you need any of the following results:

  • Making a part or component wear and abrasion resistant
  • Prolonging the lifespan of a product or material
  • Strengthen a part or component

It’s actually an all-around process; hardfacing has many goals and purposes you can enjoy.

What is a Flux Cored Wire?

It is a type of electrode used in welding that is made out of flux and a metal sheath.

Flux Cored Wire
Source: Vova

The core of a flux cored wire is “flux,” or a combination of many types of powdered materials. It’s enclosed and covered by a metal sheath on its exterior.

What is a Solid Wire?

A solid wire is a type of wire that does not contain powdered materials at the core.

Solid WIre
Source: Amazon

Instead, it runs a straight solid material. For instance, if you have a solid wire that is an aluminum wire, you’ll have an aluminum wire without any powdered material at its core.

There could be coating, but the idea is that it’s one straight solid material. It’s also known as a metal cored wire.

Types of Flux Cored Wires

There are two (2) types of flux cored wires you can choose from: gas shielded wires and self-shielded wires.

Innershield Welding on Pipeline
Source: Crown Publications

Self shielding wires are the wires that don’t need a shielding gas during the time the arc is on. One big advantage it has over gas shielded wires is that you don’t need a cylinder for the gas shield; making it portable and easy to handle and transport.

Gas shielded wires, however need gas cylinders to supply the shielding gas. One big advantage of it would be in terms of how functional they can be for you.

They’re better in welding or working on thicker grades of metal, you can produce better quality welds, and you can perform and complete the weld faster and more accurately.

You can use self shielded hardfacing flux cored wires outside as they’re easy to move. With gas shielded wires, however, it recommended to be stationary.

What are Hardfacing Flux Cored Wires?

They’re the welding composite tubular wires you can use for the purpose of hardfacing.

Hardfacing Flux Cored Wires
Source: Red Dog Linings

For example, if you plan to hardface a bucket, you can use flux cored wires to be the filler metal or material that can complete the weld.

Hardfacing MIG Wires vs. Hardfacing Flux Cored Wires

Both of them have their own advantages and disadvantages. In fact, neither is superior over the other.

MIG Wires vs. Hardfacing Flux Cored Wires
Source: Polymet’s Blog

They have varying properties that you can use to your advantage to make your work easier. However, here are some points you can consider:

When Choosing Flux Cored Wires for Hardfacing

  • Has low spatter levels
  • Higher deposition rate
  • Usable outdoors, even in windy situations
  • Can produce round penetration even with the sidewall

When Choosing MIG Wires for Hardfacing

  • Simple and easy procedure
  • Best for automotive welding
  • Cheaper and better availability
  • Resistant to damage

Do I Have a Flux Cored Wire?

Do you know if you have a flux cored wire for your hardfacing procedure?

Do I Have a Flux Cored Wire
Source: Miller Welding

How do you identify if the wire you have is flux cored?

There are some signs you can follow, but do note that there are uncoated solid wires. So, it’s going to be hard for you to distinguish.

But, the ideas you can take could include:

  • Solid wires are flexible; flux cored wires would usually break after being bent twice
  • If it’s not magnetic, it’s stainless or aluminum steel – it’s flux cored
  • If it looks like a copper type of wire, then it needs to be used with gas

Note: There are no solid proofs pertaining to the identification of wires. These are just some of the Scientific observations from them.

To get exact answers and results, proceed to the nearest welding and metalworking body from within our location.

What is a Hardfacing Wire?

A hardfacing flux cored wire or electrode is the wire you can use to perform hardfacing through welding.

Typically, hardfacing rods or wires are the things you’ll use, to be deposited to the base metal.

Advantages of Using Flux Cored Wires for Hardfacing

Advantages of Using Flux Cored Wires
Source: iE Depot

Some of the advantages you can get in using flux cored wires for hardfacing include:

  • Substantially low spatter
  • Smoother and more seamless arc transfers
  • Easier and simpler to use, handle, transport, etc.
  • Better metal penetration
  • Faster processes
  • And many more

Depending on your project, you can get many benefits from using flux cored wires in hardfacing.

Where Can You Get High Quality Hardfacing Flux Cored Wires?

In China, there won’t ever be a shortage of the best manufacturers of flux cored wires.

But, if you wish to work with the best and the most trusted, work with us here at Waldun. Waldun is the most recognize and most sought after manufacturer of hardfacing flux cored wires.

When you work with us, it’s only a matter of time until you get the wires you need. You can ask us to specify hardfacing flux cored wires for your business! Get a free sample and a free quote from the most trusted manufacturer in China!