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    CLASSIC HF - B550
Description A basic coated hydrogen controlled hardfacing electrode depositing air hardening alloy of 550 VPN hardness. Low hydrogen coating makes the electrode usable on high carbon and sulphur steels with minimum possibility of underbead cracking and porosity. The electrode is having good operating characteristics like smooth and stable arc, controlled molten weld pool and easy slag detachability. The electrode is suitable for positional welding. Bead is even and fine rippled. Weld deposit is having good abrasion and impact resistance. Weld is non-machinable with common tools.
Application Oil expeller worms, mixer blades, stone crusher jaws, muller tyres, screw conveyors, cement die rings, punching dies, crane wheels, bamboo chipper, knives, paper cutting, sheer blades, disintegrator hammers, crusher hammer etc. For use in carbon manganese steels or low alloy steels, buffer layer with Classic LH- 7018 is sometimes recommended. For surfacing on austenitic manganese steel buffer layer with Classic SS - Mn or Classic Mn Special is recommended.
Current Condition DC ± AC 70 Volts
Weld Metal Mechanical Properties
Hardness
500 - 600VPN
Packing Details
Size ( mm)
Packing ( Pkt x Pcs )
3.15
4 x 5.0
4.00
4 x 5.0
5.00
4 x 5.0
General Purpose Electrodes
Low Alloy Electrodes
Low Hydrogen Electrodes
Stainless Steel Electrodes
Hard Facing Electrodes
CLASSIC HF - 250
CLASSIC HF - 350
CLASSIC HF - 350S
CLASSIC HF - 450
CLASSIC HF - B550
CLASSIC HF - B600
CLASSIC HF - 650
CLASSIC HF - B650
CLASSIC Mangan
Cast Iron Electrodes
Non Ferrous Electrodes
Low Heat Input Electrodes
Cutting & Gauging Electrodes
Mig Wires