The bond ball mill work index is one of the most commonly used grindability tests in mining, and is often referred to as the bond work index.The test is a locked-cycle test where ground product is removed from test cycles and replaced by fresh feed.
Get PriceOthers in allis-chalmers have developed a grinding test in a ball mill in a closed cycle until the establishment of stable recirculating load maxson et al.The bond work index is a parameter which represents a measure of an ore resistance to grinding.Numerically, the work index represents the energy kwhsht.
The standard bond ball mill work index test procedure is firstly to stage crush the feed to minus 335mm and size a representative sample the test then involves a series of batch grinds in a standard bond mill a bond mill is 0305m by 0305m with rounded corners a smooth lining and runs at 70rpm the charge consists of 285 balls weighing a.
The bond ball mill work index is a measure of the resistance of the material to grinding in a ball mill.It can be used to determine the grinding power required for a given throughput of material under ball mill grinding conditions.It is a locked cycle test conducted in closed circuit with a laboratory screen.
According to the actual grinding materials, china ftm equips the ball mill with suitable grinding media and changes traditional surface contact to line contact, so that the discharging size is more even and the yield is higher.We know the grinding methods of ball mill, then how does a ball mill work here is the introdoction.
How hammer mill work, how does the hammer millpulverizer work.How does the hammer millpulverizer work video.Dec 02, 2008 nbsp 0183 cement ball mill cgm company price hammer mill in punjab drawings of a rod mill.
Ball mill, also known as ball grinding machine, a well-known ore grinding machine, widely used in the mining, construction, aggregate application.Jxsc start the ball mill business since 1985, supply globally service includes design, manufacturing, installation, and free operation training.How does ball mill work the material fed into the.