Items |
Parameters |
|
Test aerosol |
Material |
KCL solid particles |
Particle size |
0.3um-10um |
Concentration |
adjustable (≥ 10um particle concentration of about 5000-10000J / L |
Upstream and downstream particle counter |
Sampling Flow |
28.3L / min ± 5% |
Particle size |
0.3um, 0.5um, 1um, 3um, 5um, 10um |
Particle size distribution error |
indication concentration error; another count requirements are in line with national JJF 1190-2009 "dust particle counter correction norms" and on this basis, with particular emphasis on large particles (3um, 5um, 10um) metering correction. |
Test flow rate |
Flow adjustable range |
60L / min-150L / min (equivalent to the filter speed 10cm / s-25cm / s) |
Flow accuracy |
≤ ± 5% |
Flow stability |
≤ ± 10% |
Filter resistance measurement |
Range |
0-500Pa (Please consult with other areas) |
Accuracy |
≤ ± 5% |
Repeatability |
≤ ± 5% |
The initial classification efficiency measurement |
Applicable scope |
medium,high effect filter material |
Repeatability |
≤ ± 5% |