Weltrode WC 7500 AC-DC
Sizes :
2.5 x 300 mm
3.15 x 350 mm
4 x 350 mm
Availability : In Stock
Premium Quality High Hardness Electrode For Most Tool Steels With Excellent Crack
Resistance.
- Work Hardening Deposits Of Weltrode WC 7500 AC/DC Are Extremely High Resistant To Abrasion And Metal To Metal Erosion.
- Special Alloying Chemistry Enables Multiple Layers With This Electrode For High Buildup.
- Smooth And Spatter Free Operation Providing High Quality Porosity Free Welds.
- Used Specially On Tools And Dies Of The 5% Chromium Type And The High Carbon High Chromium Types.
- Typical Application Include Extrusion Dies, Blanking Dies, Coining Dies, Forming Dies, Cutting Dies, Shears And Other Cutting Edges.
Hardness
As Welded RC 46-48
Work Hardened RC 55-56
- Clean Weld Area. It Is Not Required To Preheat But If Base Metal Is Highly Carbonized It Should Be Preheated To Appox 350 Deg C.
- Build Part To Desired Shape By Using As Many Passes As Necessary.
- Heat To Bright Red Colour. Peen To Relive Stresses And Remove Slag Between Passes.
- Use DC Reverse Polarity 35.