Ferrous materials are not readily machinable because the carbon in the diamond tool chemically reacts with the substrate, leading to tool damage and dulling after short cut lengths.
22.
Otherwise, the junction of them will tend to break because of the uneven heat and forces received by the two layers when the diamond tool is in use.
23.
Appliance maker Electrolux said Thursday that it is buying Belgian diamond tool manufacturer Diamant Boart International SA for 1 . 7 billion kronor ( dlrs 166 million ).
24.
Just like other metal-bonded diamond tools, the diamond segments on diamond grinding cup wheels can have different bonds, different diamond grits, different diamond quality and different diamond concentrations to fit different uses.
25.
In 1983, Longyear acquired Lang Exploratory Drilling based in Utah and in 1984 purchased Cushion Cut, a firm with 25 years experience making and using diamond tools to saw concrete in runways and highways.
26.
Besides what are listed above, there are also other domains where diamond tools are applied, for example, in medicine, Venezuelan scientist Humberto Fernandez Moran invented the diamond knife for use in delicate surgeries in 1955.
27.
A "'diamond grinding cup wheel "'is a metal-bonded diamond tool with diamond segments welded or cold-pressed on a steel ( or other metal, such as aluminum ) wheel body, which usually looks like a cup.
28.
Diamond is not suitable for machining ferrous alloys at high speeds, as carbon is soluble in iron at the high temperatures created by high-speed machining, leading to greatly increased wear on diamond tools compared to alternatives.
29.
It is very widely used in industry for tools of many types and globally ~ 50, 000t / yr is made by PM . Other products include sintered filters, porous oil-impregnated bearings, electrical contacts and diamond tools.
30.
"Diamant Boart is an excellent fit to our own business and this acquisition will make us the world's largest manufacturer of diamond tools for the construction and stone industries, " said Bengt Andersson, head of Electrolux professional outdoor products.
