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  • Users: Bob167
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  1. Bob167

    Can concrete dust explode ?

    Mechanical engineer requires advice with chemistry problem !! Is it possible for fine concrete powder, any size, any concentration (generated by crushing during demolition) to ignite in dry air ? Any info welcome.
  2. Bob167

    Steel with 4% Boron

    Can anyone tell me if low-carbon steel with 4% boron (as used for nuclear control-rods) would still be magnetic ?
  3. Bob167

    spark erosion

    Is it possible to cut through 10 millimetre mild steel plate using electrical discharge/ wire erosion/ spark erosion type machines ? How much power would it take ? What cutting speed ? Who makes such a machine ? Is any university researching this field ? Any information welcome.
  4. Bob167

    control rod material

    Can anyone remember: Were control rods made from (mild) steel with boron or boron carbide:- a) as a surface coating b) as particles within the iron microstructure ? We are talking UK Gas-cooled reactors here -roughly 40 years ago Perhaps your grandfather might have told you !!

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