Mac Hard E301

37-40 RC


Descriptions & Applications:

Hard facing electrode designed for applications where high resistance to impact is the main requirement. The electrode is all positional and has a metal recovery rate of 120%. Welds can be softened by heat treatment at 720-750°C, machined and subsequently re-hardened by oil or water quenching. Used for the hard facing of crusher jaws, dredger tumbler plates, punches, shears, guillotine blades, tractor idler wheels, roller and track links. Also suitable for depositing buffer layers and for building up multi-layer deposits on badly worn components.

Typical All Weld Metal Chemical Analysis:

C

Mn

Si

Cr

0.08 0.8 0.5 4.0


Typical All Weld Deposit Hardness:

37-40

Rockwell C

350-380

Brinell

365-400 Vickers

Current:

AC/DC (+)

Sizes Available and Recommended Amperages:

2.5mm 3.2mm 4.0mm 5.0mm 6.0mm
80-100 90-110 110-170 160-220 260-300

Storage:

If allowed to become damp the electrodes should be re-dried for one hour at 150°C before use.

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Manufacturer of Welding Electrodes

Manufacturing welding electrodes in the United Kingdom since 1974.  Welding electrodes unprinted or printed.
Private Branding or MWA branding.