"Engineered Surfaces for Exceptional Performance"
"Engineered Surfaces for Exceptional Performance"

MSSA stock Metal and Ceramic Powders for Flame spray, Plasma, HVOF, Spray Weld, Cold spray, Laser Weld and PTA Hard facing.

Although we supply our own range of powders we can offer other brands as required, just ask our sales team and they will gladly provide price and availability. 

MSSA Powders and Specifications List

Powder Name



Approx Hardness

Nominal Composition

MSSA 101

Produces coatings to resist wear by fretting at low temperature

Flap Tracks
Cam Followers
Conveyor Screws
Pump Sleeves
Steel Mill Rolls
Hydraulic Rams

50-55 Rc

Co 12%

Wc  Bal

MSSA 103

MSSA 103 is a metal bound carbide powder for wear resistant coatings produced by flame-, plasma or high- velocity-flame-spraying (HVOF).

Similar applications to 101 with a slightly lower hardness

1000 HV

Ni 12

WC Bal

MSSA 105

Preferably HVOF sprayed, very dense coatings can be achieved with extreme hardness of HV0.2 1000-1300 and tensile strength of more than 70 N/mm2.

Gate Valves
Pump Components Bearing Journals
Valve Components

1000 - 1300


Cobalt 10 %

Tungsten Bal

Chromium 4 %

MSSA 106

In comparison with WC/Co coatings MSSA 105 and 106 shows a higher resistance against oxidation and corrosion in aqueous solutions and can be operated up to maximum of 650°C

Gate Valves
Pump Components Bearing Journals
Valve Components
Oil & Gas



Cobalt 6 %

Tungsten Bal Chromium 8 % Iron <2 % Nickel <0.5 % Carbon 3.5 %

MSSA 108

In comparison with WC/Co coatings MSSA 108 shows superior oxidation and corrosion resistance properties. In addition it has a better chemical resistance than other WC-based materials.

Wet Corrosive Environments Oxidizing Atmospheres
Gate and Ball Valves
Furnace Rolls

1400 HV

Tungsten Carbide


Chromium Carbide

20 % Nickel 7 %

MSSA 251

MSSA 251 powder produces dense, well bonded and very hard coatings which is suited for hard surfaces, fretting or abrasive wear.  The coating is also resistant to corrosion, heat and oxidation temperature up to 800°C

Turbine Components
Baffle Dampers
Fuel Rod Mandrels
Hot Crushing Rolls
Other Fretting Wear application in environments up to 1400°F.

53-57 Rc

CrC 75

Nickel   20

Chromium 5

MSSA 825

MSSA 825 powder is made exclusively for metal spraying. MSSA 825 is a Chromium Carbide-Nickel-Chromium powder produced by agglomerating and sintering.

Pump Housings
Machine Parts
Hydraulic Valves
Hot Forming Dies
Boiler Applications-used by Babcock Hitachi in Japan


Carbide Balance

Chrome  20%

MSSA 885

MSSA 885 coatings are used for high temperature applications above 500oC where standard WC coatings will oxidize. Coatings produced offer excellent high temperature stability, oxidation and corrosion resistance

Sliding wear

Hot Gas Erosion


900 – 1100


Ni 18 – 22% 

C  9 – 11% Cr  Balance

MSSA 1274

MSSA 1274 results in smooth coatings which are of medium hardness RC 50-53, dense and corrosion resistant. Good finishes can be achieved with little stock removal.

Particle erosion wear at temperatures to 1500F (815 C) Pump Cavitation Wear 
Fretting Wear
Power Generation “Soot Blower” erosion
Low Temperature Sliding Wear Pump Sleeves
Glass Mold Dies
Hot Forming Dies
Forging Tools
Replacement for Hard Chrome plating

Approx 40 Rockwell C


Chromium Silicon Boron

MSSA 1275

MSSA 1275 powder is made exclusively for
thermal spraying.  Spraying with MSSA 1275 results in smooth coatings which are hard 60-62 Rc, dense and corrosion resistant. Good finishes can be
achieved with little stock removal.

Particle erosion wear at
temperatures to 1500F (815 C)
Pump Cavitation Wear
Fretting Wear
Power Generation“Soot Blower”
Low Temperature Sliding Wear Pump Sleeves 
Glass Mold Dies 
Hot Forming Dies 
Forging Tools 
Replacement for Hard Chrome plating

60-62 Rc 






If you can't find what you are looking for please check with the MSSA sales team as this is only a sample of what we can offer!

If you would like more information, details, samples or a demonstration of the process, please call on 07 3823 1004, or contact us via email on our Contact Form.

HVOF Spray Equipment