Thermal Spray Gun > Coating Wires

Stainless 420 Spray Wire 2.5 mm

4.6(38 reviews)Verified Supplier
Get Latest Price / UnitPrice on requestMOQ: 1 spool
Wire typeThermal spray wire
DiameterMultiple sizes
ProcessArc / flame spray
SpoolStandard spools
MOQ1 spool
AvailabilityConfirmed on enquiry
DeliveryDomestic & export
  • Tested before dispatch
  • Demo / site visit
  • Installation support
  • GST invoice
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Quality testedChecked before dispatch
Quote in 24 hrsPrice, stock, delivery
Demo / site visitSee it before you buy
Service & sparesSupport after install

Sizes & Price

Compare diameter and spool — then get the best price.

DiameterSpoolProcessBest for
1.6 mm 15 kg Arc spray General coating
3.2 mm 15 kg Arc spray Heavy build-up

Specifications

Technical details for planning, quotation and supply.

ProductStainless 420 Spray Wire 2.5 mm
Alloy/GradeStainless Steel 420
Diameter2.5 mm
Spray ProcessArc Spray / Flame Spray (confirm on enquiry)
Pack Options15 kg spool, 20 kg spool, 25 kg spool, coil pack
Melting PointNeeds confirmation
AvailabilityConfirm on enquiry

Product description

Details buyers use to confirm grade, use and supply.

Understanding Stainless 420 Grade for Thermal Spray

Stainless Steel 420 is a hardenable, martensitic chromium steel. When applied as a thermal spray coating, it forms a dense, hard layer that resists wear, abrasion, and mild corrosion. The 2.5 mm diameter is a common size that provides a stable feed rate and consistent melting characteristics in many industrial spray systems.

Typical uses include the repair and dimensional restoration of shafts, rolls, and other machine elements, as well as applying a wear-resistant surface to new components. The as-sprayed hardness of the 420 coating makes it suitable for finishing by grinding or machining to achieve precise final dimensions.

Packaging and Availability

We understand that production environments have different requirements for material handling. This wire is available in standard spool sizes of 15 kg, 20 kg, and 25 kg. Coil pack options can also be discussed for high-volume, continuous-feed applications. Please specify your preferred packaging when you enquire.

About SPA2Z — Your Source for Stainless 420 Spray Wire

SPA2Z supports industrial surface preparation and coating operations by supplying a focused range of thermal spray consumables, including this Stainless 420 Spray Wire. We help buyers navigate the selection of the correct alloy grade and diameter for their specific spray equipment and coating objective.

Whether you are a maintenance team rebuilding worn components or a workshop applying protective coatings, we provide a straightforward enquiry process to confirm technical compatibility, pack sizes, and delivery options. Our goal is to connect you with the right wire for your job without unnecessary complexity.

  • Assistance with selecting the correct wire grade for your wear or corrosion problem.
  • Clear information on spool sizes and packaging to match your equipment.
  • A direct path to a quotation for your specific volume and delivery requirements.

Applications

Where this coating wire is commonly used.

Dimensional Restoration

Rebuilding worn shafts, journals, and bearing seats on industrial machinery and rotating equipment.

Wear Protection

Applying a hard, durable coating to new components like pump sleeves, plungers, and rolls to extend service life.

General Maintenance

A versatile wire for maintenance, repair, and overhaul (MRO) workshops performing a variety of metal spraying tasks.

FAQ

Which wire diameter should I choose?
It depends on your spray gun and the job. Common diameters are 1.6 mm, 2.0 mm, 2.5 mm and 3.2 mm. Confirm the tip size on your gun, or send a photo of your old spool.
Will this wire work with my arc or flame spray gun?
Our coating wires are made for arc spray and flame spray systems. Confirm the diameter your gun and contact tips are set for.
Do you supply spool or bulk quantities?
Yes. Order a single spool or bulk. Choose Kg, Spool or Coil and enter the quantity in the quote form.
How do I get the price and delivery time for wire?
Choose diameter and quantity, then share your location. We reply within 24 hours with price and delivery time.
Need a price? Ask us here.