Hardfacing Crusher Jaw And Teeth; Welding Tools - RAMMER RD2019 Operator's Manual

Hardfacing crusher jaw and teeth

5. HARDFACING CRUSHER JAW AND TEETH

WELDING TOOLS

Item
Repair of parent
Hardfacing
HARDFACING CRUSHER JAW AND TEETH
Welding must occur in a workshop with proper welding tools. If you must weld
the crusher when it is installed in carrier, consult your carrier dealer for
precautions during welding.
Warning! Support the crusher jaw to prevent it from closing unexpectedly
during maintenance.
1. Position the attachment on level ground.
2. Support the crusher jaw.
3. Carefully remove the worn part by carbon arc gouging or by gas cutting at the
base. Note: Connect earth cable to the part to be repaired.
4. Repair parent by filling it with welding rod, and finish the surface by grinding.
5. Preheat hardfacing area to 100 °C (212 °F)...150 °C (302 °F).
Page 64 - Maintenance
Welding tool
MIG-wire, DIN 8559: SG 2
Welding rod, DIN 1913: E 51 53 B 10
MIG-wire, DIN 8555: SG 6 - 60
Welding rod, DIN 8555: E 6 - 55
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RD2019 A-JAW, D-JAW, S-JAW, M-JAW