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OA 501
Open arc self shielded wire with work hardenable properties for high impact & compression.
Typical Applications :
Build-up and protective coating of crusher roll hammers, rail frogs, crossoves, and bell mill scoop lips, shovel teeth and agitator shafts.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 2.4 | 28 - 32 | 200 - 300 | 40 - 60 |
| 2.8 | 28 - 32 | 250 - 350 | 45 - 60 |
OA 510
Open arc self shielded wire for crack – free joining and build-up application.
Typical Applications :
Joining of crane jibs, truck chassis & heavy equipment maintenance.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26 - 29 | 170 - 240 | 25 - 35 |
| 2.4 | 28 - 32 | 200 - 300 | 40 - 60 |
| 2.8 | 28 - 32 | 200 - 300 | 45 - 60 |
OA 511
Open arc self shielded wire continuous wire designed to withstand abrasion and moderate impact.
Typical Applications :
Crusher parts, conveyor screws, mantles, mill guides, agitators, mixer blades, dozer blades. bucket teeth, mill hammers.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 2.4 | 28 - 32 | 200 - 300 | 40 - 60 |
OA 512
Open arc self shield flux cored wire with outstanding abrasive wear resistance even at elevated temperatures.
Typical Applications :
Sinter handling, equipment, coke pusher shoes, clinker conveyer chains, hot slag conveyers, billet conveyer guide.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26 - 29 | 170 - 240 | 25 - 35 |
| 2.4 | 28 - 32 | 200 - 300 | 40 - 60 |
| 2.8 | 28 - 32 | 250 - 350 | 50 - 70 |
OA 521
Open arc self shielded flux cored wire for high strength similar and dissimilar joining of low, medium carbon and low alloy steels.
Typical Applications :
For repair and joining applications on “difficult” steels, low and high alloy steel and manganese steels. Also, suitable for use as intermediate or cushion layers below wear resistant weld overlay.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.2 | 23- 27 | 130 - 180 | 25 - 35 |
| 1.6 | 26 - 29 | 170 - 240 | 25 - 35 |
OA 517
Open arc self shielded flux cored wear-facing against abrasion and impact.
Typical Applications :
For multi-pass intermediate layers and anti-wear coating on roller press rolls, crushers, tie tamping tools, cane knives, shredders, shovel buckets, augers & scraper blades etc.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 27 - 30 | 1770 - 220 | 20 - 30 |
| 2.8 | 28 - 32 | 260 - 340 | 50 - 65 |
OA 540
Open arc self shielded flux cored wire with excellent resistance to impact and work hardening capability.
Typical Applications :
For buttering layers prior to hard overlays and wear-preventive coating of crane rollers, crusher cylinders, shovel buckets, mobile crane rail, rail points, coupling of rolling mill extension, shovel teeth.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 23 - 27 | 130 - 180 | 25 - 35 |
| 2.8 | 26 - 29 | 250 - 350 | 40 - 60 |
OA 562
Open arc self shielded continuous wire for anti-spalling deposit with excellent cushioning, good impact resistance and high compressive strength.
Typical Applications :
For rebuilding and reclamation of chain guide rolls, worn parts on bulldozers, rebuilding of large, severely worn part.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-220 | 25 - 35 |
| 2.4 | 28-32 | 200-300 | 40 - 60 |
| 2.8 | 28-32 | 250-350 | 45-60 |
OA 564
Open arc self shielded continuous wire designed to resist impact, galling and pressure.
Typical Applications :
Drive sprockets, crusher rolls and jaws, track pads, hammers, dozer blades.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25 - 35 |
| 2.8 | 28-32 | 250-350 | 45 - 60 |
OA 566
Open arc self-shield flux cored wire for joining and build up application.
Typical Applications :
joining of crane jibs, truck chassis & heavy equipment maintenance.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.2 | 23-27 | 130-180 | 20-30 |
| 1.6 | 26-29 | 170-240 | 25-35 |
OA 570
Open arc self- shield metal wed wire for hardfacing application in construction and mining industries.
Typical Applications :
Excavator teeth, dredger buckets, crushers, augers, conveyor parts, scrapper bars, exhaust blades.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.8 | 28-32 | 250-350 | 45-60 |
OA 600
Open arc self- shield metal wed wire for hardfacing application in construction and mining industries.
Typical Applications :
coal mill crusher hammers, table liners, rolls and roller liners in cement plants as well as thermal power stations
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 2.8 | 28-32 | 300-450 | 40-50 |
OA 601
Open arc self-shield flux cored wire with excellent resistance to serve abrasion and erosion at elevated temperature.
Typical Applications :
Steel components subject to severe abrasion and/or erosion by mineral particles, sand, rocks coal/coke etc. other application include wear protection of pneumatic conveyor systems, mixer blades, pump impellers, excavator bucket teeth, conveyor chutes, concrete mixers, asphalt handling etc..
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 2.40 | 26-30 | 250-300 | 30-40 |
| 2.80 | 28-32 | 260-350 | 35-45 |
OA 688
High alloyed flux core wire for welding dissimilar steels and unknown steels.
Typical Applications :
Bearing housings, gears, jaw crushers plates, chains, apron feeders, baffle plates etc
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 50-70 |
OA 2110
Open arc self-shielded flux cored wire for joining and build up application.
Typical Applications :
Joining of crane jibs, truck chassis & heavy equipment maintenance.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 50-70 |
OA 3110
Open arc self-shielded flux cored continuous wire for impact and compressive load application.
Typical Applications :
For rebuilding and reclamation of chain guide rolls, worn parts on bulldozers, rebuilding of large, severely worn part.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 50-70 |
OA 3205
Open arc self-shielded continuous wire having resistance to high impact and compression.
Typical Applications :
Track pads, crusher hammer, blow bars, bucket, track roller etc.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 45-60 |
OA 3302
Open arc self-shielded continuous wire having resistance to high impact and compression.
Typical Applications :
For multi-pass intermediate layers, anti-were coatings, & joining thick steel part of dissimilar composition. railway points, curved tramlines, crusher cones, hydro-turbines, cylindrical crusher jaws, drive sprockets, rolling mill guides.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.0 | 26-29 | 200-250 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 45-60 |
OA 3952
Open arc self-shielded continuous wire with outstanding abrasive wear resistance at temperature.
Typical Applications :
Sinter hadling equipment, coke pusher shoes, clinker conveyer chains, hot slag conveyers, billet conveyer guide.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 45-60 |
OA 4415
Open arc self-shielded flux cord wire with good resistance to impact compressive lad upto 5000C
Typical Applications :
For wear protective coating on drill bits, grab buckets, dragline teeth, leading edges, crusher hammers, strikers, ground augers, gravel pumps, hot slag handling equipment, casting or billet handling machines, brick and tile moulds etc.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 45-60 |
OA 4601
Open arc self-shielded flux cored wire with superior resistance to 2-body abrasion and low-to-medium impact.
Typical Applications :
For wire preventive protection of parts in the quarry, cement, sand and gravel, dredging, foundry industries: pump impellers, dredge cutters, rolls, crusher pinions and grinders, cement conveyor screws, hydro-pulpers, bucket shovel teeth and edges, dragline parts, chutes mixer arms, scraper blades, screws, etc.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 25-350 | 45-60 |
OA 4625
Open arc self-shielded flux cored wire with excellent resistance to 3-body abrasion and moderate-to-heavy impact.
Typical Applications :
For wear protective coatings of screw conveyors, clay crusher cylinders, conveyor chains, waste disposal crusher hammers, crusher bars, tractor rollers and idlers etc.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 28-29 | 170-240 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 25-350 | 45-60 |
OA 4630
Open arc self-shielded flux cored wire for severe wear by fine particle abrasion or erosion under moderate impact.
Typical Applications :
For wear protection of steel components in brick and tile, quarry and dredging industry : pug mill augers and segments, press screw heads,, humidifier paddles and segment, mixer blades and scrapers, trencher teeth, draught fans, catchment pump, drag chains, wear plates, press screw, conveyors etc.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 45-60 |
OA 4666
Open arc self-shielded alloy wire containing niobium carbides for severe abrasive and erosive wear at elevated temperatures.
Typical Applications :
For wear-protective coating of carbon steels, low or high alloy steels and 14% Mn steels.. Also fore wide range of steel components subject to severe abrasion or erosion by mineral particles, sand, rocks, coal,/coke and cement industries. pneumatic conveyor system, mixer blades, pump impellers, excavator bucket teeth, conveyor chutes, concrete mixers, asphalt handling etc.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 2.40 | 26-30 | 250-300 | 30-40 |
| 2.80 | 28-32 | 260-350 | 35-45 |
OA 4907
Open arc self-shielded flux cored wire for joining, fillet welding and build-up applications.
Typical Applications :
Repair to machine bases, housing, tank, agricultural equipment maintenance of heavy mining and construction equipment, fabrication of wear parts.
Welding Parameters :
| Size (mm) |
Voltage | Amperage | Stick Out (mm) |
|---|---|---|---|
| 1.6 | 26-29 | 170-240 | 25-35 |
| 2.4 | 28-32 | 200-300 | 40-60 |
| 2.8 | 28-32 | 250-350 | 45-60 |
DO * 390 N
A nano technology based product exhibiting extraordinary wear resistance at elevated temperature.
Typical Applications :
Anti wear coating coating on grizzly bars, exhaust fans, mixer blades, furnace chutes, scrappers, screw conveyers and other equipments subjected to sever abrasion and erosion at elevated temperature.
Welding Parameters :
| Wire diameter | 1.6mm |
| Current | 170-300 amps. |
| Voltage | 23-34 volts |
| Shielding gas mixture Ar.: CO2 |
80:20 |
| Gas flow rate | 16 lit / min |
Freequently Asked Question
In an extensive global network of service hubs, PrimeServ Omnicare covers maintenance, repair and reconditioning of the many different pieces of equipment that make up your business – in customized contracts that make sense for you.

