Thermal Spray Gun > Coating Wires

Molybdenum Spray Wire 4.0 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.

ProductMolybdenum Spray Wire 4.0 mm
Product NameMolybdenum Spray Wire
Diameter4.0 mm
MaterialMolybdenum
Spray Process CompatibilityArc Spray, Flame Spray (confirmed on enquiry)
Pack Options15 kg spool, 20 kg spool, 25 kg spool, coil pack
Alloy/GradeTo be confirmed on enquiry
Melting PointTo be confirmed on enquiry
AvailabilitySubject to stock; confirmed on enquiry

Product description

Details buyers use to confirm grade, use and supply.

Why Use Molybdenum Spray Wire in Thermal Spraying?

Molybdenum coatings are valued for their high melting point, excellent wear properties, and natural lubricity. When applied via arc or flame spray, the 4.0 mm wire forms a hard, low-friction surface that resists galling and scuffing. This makes it particularly useful for automotive transmission components, piston rings, synchronizer rings, and various industrial machinery parts subject to sliding wear.

The 4.0 mm diameter is a common, efficient size for many standard thermal spray systems, offering a good balance between feed consistency and melt rate. Buyers should confirm that their specific spray gun and power supply are configured for this wire diameter.

Selecting the Right Pack Size

SPA2Z offers this wire in multiple pack configurations to suit different production volumes and machine setups. Standard options include 15 kg spools, 20 kg spools, 25 kg spools, and coil packs. Spools are generally preferred for continuous, high-volume spraying with automatic or semi-automatic systems, while coil packs may be used for specific gun types or smaller job runs. When you enquire, specify your preferred pack type and weight to help us provide an accurate quotation and lead time.

About SPA2Z — Your Source for Molybdenum Spray Wire

SPA2Z supports industrial buyers, maintenance teams, and distributors in sourcing reliable thermal spray consumables, including Molybdenum Spray Wire 4.0 mm. We understand that coating quality depends on consistent wire chemistry, accurate diameter, and proper packaging. Our role is to connect you with the right wire specification for your arc or flame spray process, confirm available pack sizes, and provide clear commercial quotations.

When you contact SPA2Z for Molybdenum Spray Wire, you can expect:

  • Confirmation of wire grade and 4.0 mm diameter suitability for your spray system.
  • Pack options (spool or coil) matched to your production setup.
  • Transparent pricing and delivery information on request.

For a quotation on Molybdenum Spray Wire 4.0 mm, please use the enquiry form on this page. Share your target coating application, required pack size, and any specific process details, and our team will respond with commercial and technical information.

Applications

Where this coating wire is commonly used.

Automotive Component Coating

Applied to piston rings, synchronizer rings, and transmission parts to reduce friction and prevent galling under high-load conditions.

Worn Part Rebuilding

Used to restore dimensions on worn shafts, journals, and bearing surfaces, extending component service life.

General Wear Protection

Creates a hard, scuff-resistant surface on industrial machinery parts exposed to sliding contact and abrasive wear.

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.