Weltrode WC 8400 AC-DC
Sizes :
2.5 x 300 mm
3.15 x 350 mm
4 x 350 mm
Availability : In Stock
Specially Formulated Electrode For Building Up Oil Soaked Cast Iron Draw Dies Without Porosity (Draw Surfaces).
- Unique Chemistry Of Weltrode WC 8400 Produces Homogeneous Porosity Free Weld Deposits.
- Can Be Used For Build Up Of Wearing Draw Surfaces On All Types Of Cast Iron Draw Dies.
- Excellent Results On Nodular, Ductile And Special Cast Alloys.
- The Deposited Metal Shows Low Hardness But Becomes Moderately Hard.
- Deposits Are Long Wearing And Develop A High Polish While In Service.
- Used On All Types Of Cast Iron Draw Dies Including Gray, Nodular, Ductile And Special Cast Alloys.
- Used Where Similar Hardness Is Required On Draw Dies In Areas Like Draw Surfaces Without Porosity.
- Excellent Sliding Properties Prevents Formation Of High Points On Draw Durfaces.
Hardness
As Welded RC18-20
Work Hardened RC28-30
- Remove All Rust, Scale, Drawing Compound And Oil From The Surface To Be Welded.
- Preheating To150 Deg C Is Effective Though In Many Cases Not Necessary.
- It Is Recommended To Use As Low A Current As Possible.
- Peen Rapidly To Help Relieve Stresses.
- Clean Off Slag Between Passes.
- Use DC Reverse Polarity.