CORODUR® SP 211
Flux cored wires for Thermal Spray Application
EN ISO 14919 – 6 – 1,6 - 4
MATERIAL REVIEW
NiCrBSi cored wire to apply wear resistant and corrosion resistant protective coatings with good resistance against Chlorides in boiler atmosphere. Coating may harden up to 1000 HV0,3. Application up to 450°C (surface temperature), porosity of below 2% can be achieved. Made exclusively for arc spraying, but may also be sprayed by wire- and high-velocity-wire-flamespraying.
APPLICATION
Application on water walls and tubes of boiler.
ZUSAMMENSETZUNG (Gew.-%)
| Ni | Cr | Si | B | Mo | Nb | Fe |
| Bal. | 20 | 4 | 4 | 6 | 3 | <2 |
COMPOSITION (Weight.-% )
Hardness: 500 - 800 HV0,1
Melting point: ~ 1150 °C
Wire consumption: 1,0 kg/m2 / 0,1 mm
SPRAY PROCEDURE (Arc)
| Atomizing Air Pressure |
Nozzle Cap |
Arc Load Volt |
Ampere | Stand off mm |
Coating thickness / pass mm/pass |
Deposit Efficiency % |
|
| Standard 1,6 | 3,5 bar | 30-32 | 100-200 | 75-125 | 0,1 | 70% |
SALES UNIT
| Coil | "BS 300" = 15 kg | "BS 450" = 25 kg | Other dimensions on request |
| Wire Diameter | 1,6 mm (1/16") | 2,4 mm |
Corodur Fülldraht GmbH may change the characteristics of the wire without notice. Statements on composition and application are just for the applier’s information. Statements on mechanical properties always refer to the all-weld-metal according to valid standards. We recommend the applier to check our products for their special application autonomously.