Sampling Systems

Starting in 1984, John B. Long Co (JBLCo) embarked on a mission to advance the stateof- the-art in bulk material sampling with the development of the CLEAN SWEEP® sampler.

Incorporating numerous patented features, the CLEAN SWEEP® sampling system offers safe, reliable unattended sampling from moving conveyor belts with unprecedented accuracy. CLEAN SWEEP® sampling systems range from simple, single stage sampling to multistage systems incorporating crushing, discrete subsampling and reject handling. They can be found at a wide variety of mines, docks, ports, and power plants world wide in sampling applications for coal, coke, DRI, stone, and a variety of ores.

  1. Available with either a pneumatically or electrically powered primary sampler for conveyors up to 96” wide
  2. Incorporates crushing, discrete sub-sampling and reject handling
  3.  Fully enclosed variable speed uncrushed material feeder (UMF) and crushed material feeder (CMF)
  4. The SampleMill ™ crusher features an input chute wiper to constantly clear the crusher throat of any build up
  5. All Clean Sweep® sampling systems are operated by sophisticated PLC controls incorporating full time monitoring and diagnostics.
  6. Numerous options are available.