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Advantage of flash butt welding
1. Higher weld strength
2. Higher production rate
3. Better heat concentration
4. Simple weld surface preparation
5. Wide range of metal welded including dissimilar metals.
6. Cleaner weld because of the impurities being thrown out.
7. Consistency of weld results
8. Economy, easy and simple weld control.
9. Greater degree of flexibility using preselected programme
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