Details

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KH-CR30M
Type of coating: Special type
Weld metal is a chromium carbide structure with 30%Cr and 5%Mn

Classification


Application and Features 

• Weld metal is a chromium carbide structure with 30%Cr and 5%Mn
• It has high amount of chromium carbide, high hardness, excellent hardness and abrasion resistance at high  temperature
• It provides excellent arc -restart, good bead appearance and almost no slag
• It is suitable for repairing crusher plates, crusher teeth and mining screen

Crusher wheel


Mining screen

Welding Position


Welding Instruction

• Dry the electrodes at 100-200°C for 30-60 minutes before use
• Preheat temperature should be ≥ 250°C and PWHT should be 600°C
• The surfacing should be limited to 2-3 layers

Application
- It is suitable for repairing crusher plates, crusher teeth and mining screen

Typical Chemical Composition of Weld Metal (wt%)


Typical Hardness of Weld Metal


Size and Suggested Operating Range (AC or DC+)