Multiple tool inserts, typically between 40 and 60, are usually brazed individually onto a single drill bit, especially when used in down-hole fixed-cutter, hammer, or rock drill rebuild and ...

It is possible to ensure high-quality brazing connections in a safe and environmentally friendly way? Yes it is, with mixed oxyhydrogen gas generators. The system, thanks to its characteristics, can ...

Remember when copper was commonly used in mobile air conditioning? Hans Fernqvist does. He’s a leading technical expert on climate AC systems at Volvo Car Corp. and has been actively involved in the ...

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Welding gives an enthusiast the ability to join separate pieces of metal, making them one. It is the ultimate fabrication art. Skilled craftsmen spend years perfecting their technique, while on the ...