Laser particle size analyzer LLPA-B11

Laser particle size analyzer LLPA-B11


Laser particle size analyzer LLPA-B11 is an intelligent dry dispersion particle size analyzer that uses air as a dispersion medium. Well equipped with a highly sensitive ring Photodetector, high precision feeding apparatus and highly stable He-Ne laser, it uses turbulence dispersion and laser diffraction particle size measurement principle for measuring over 0.1 μm - 500 μm particle size

Measuring range0.1 μm - 500 μm
PrincipleLaser light scattering
Test speed< 1min
Dispersion typeDry-turbulence dispersion
Sample typePowders
Dispersion mediaCompressed air
Light sourceHigh performance He-Ne Laser, λ= 632.8 nm
Operation modeManual & Full automatic
DetectorSensitive ring photoelectric detector
Detector channels no.40 pcs.
Angular range0.0155 - 145 degrees
Optical calibration systemAutomatic
FeedingAutomatic vibration feeding
Repeatability< 1 %
Sample tank volume< 1 %
Software runningWin XP/Win7
Outer dimension (L x W x H)850 × 380 × 240 mm
Net weight50 kg
  • Converging fourier transform light path
  • Laser diffraction particle size measurement principle
  • Highly sensitive photoelectric detector
  • Uses air as a dispersion medium
  • Turbulence dispersion principle ensures complete dispersion of sample
  • High precision feeding device
  • Patent powder spray pump
  • Oil free-silent air source
  • Unconstrained free fitting technique
  • Analysis software accomplish high speed collection of particle information
  • Users can design the test report and display forms according to industry requirement
Dry laser particle size analyzer is used for dyes, pigments, fillers, coal dust, additives, pesticides, explosives, graphite, photographic materials, metal and non-metal powder, carbonated calcium, kaolin and other powder industry