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Dual Blowing Dust and Sand Test Chamber

Model: LRHS-256-PS

Apply to: MIL-STD-810G Anti-dust Tests

Application: Military, Precision Instrument, etc.

  • Feature
  • Specification


    Dual Blown Dust and Sand Test Chamber is used to evaluate all mechanical, optical, electrical, electronic, electrochemical and electromechanical devices liked to be exposed to dry blowing sand or dry blowing dust-laden atmospherse. It has two functions: Blowing Dust Test and Blowing Sand Test as per test standard MIL-STD-810G method 510.5.


    ● Blowing dust and blowing sand functions made on one-piece machine.
    ● Housing made of rugged stainless steels SUS304.
    ● Air flow uniform and steered.
    ● Toush-screen controller with data logging and download function
    ● Failure recording.
    ● Air velocity controllable.
    ● Dust or sand consentration controllable.
    ● Programmable controller with touch-screen display. Data logging and download.
    ● Rotational speed of rotary table is adjustable.
    ● Large viewing window for good vision.
    ● Cable Access Hole available.
    ● Tri-color Indicator and EMO(Emergency Off Switch) available.
    ● Dehumidification system
    ● Multiple protections on phase sequence, power leakage, etc.
    ● Easily accessible maintenance elements

    Test Standard
    MIL-STD-810G 510.5 Procedure I and Procedure II

    Size of Blown Dust and Sand Test Chamber
    Internal Dimension
    D*W*H (mm)
    External Dimension
    D*W*H  (mm) 
    600 x 600 x 700
    2000 x 4200 x 2200
    Temperature Range 23°C~70°C
    Temperature Deviation ≤ ±2°C
    Humidity < 30%R.H
    Air Velocity 1.5 ~ 8.9 m/s (blown dust)
    18.0 ~ 29.0 m/s (blown sand)
    Consentration 3.0 ~ 17.6 g/m3 (10.7 ± 7 g/m3) - Blown dust
    0.18 + 0.2 g/m3 -Blown sand
    1.1 ± 0.3 g/m3 2.2 ± 0.5 g/m3 -Blown sand
    External Casing Cold-rolled A3 (Q235) steel plates with plastics painted. 
    Interior Working Room Stainless Steel Plates SUS304 with miror surface
    Air Circulation Multiple-blades anti-abrasive blower
    Dehumidification system 0.7 Mpa air pressure, flow valume 10m3/h
    Rotary Table RMP and height is adjustable
    Viewing Window 300 x 300 mm big veiwing vision
    Door Manually operated sliding door with unlock button
    Control System
    Controller Programmable Touch-screen controller with data logging and download function
    Water Storage Failure recording and self-analysis
    Safety Protection Power leakage protection, over-load or over-current protection/Dry burning protection.
    Voltage AC220V/380V/440V±10%, 50Hz/60Hz or as per requirement