Specification

LMS#3224
6423 Cecilia Circle Tel.: [phone]
Bloomington, MN 55439 Fax: [phone]
January 27, 2015
Test Type : Initial 52.2 No-Toil Industries
Test Number: T012715A
Flow Rate/Velocity: 819 cfm
Test Aerosol: KCl, Neutralized NT2020
Filter size: 20" x 20" x 1" Black Foam Media Filter
Filter ID Number:
Description:
Media Manufacturer:
Test Requested by:
Filter Manufacturer:
Flow Rate
(cfm)
DP "H
2
O
Size Range (!
m)
Initial Fractional
Efficiency(%)
205
0.041 0.3-0.4 0.0
410
0.088 0.4-0.55 0.0
614
0.157 0.55-0.7 0.3
819
0.240 0.7-1.0 1.4
1024
0.339 1.0-1.3 5.4
1.3-1.6 10.9
1.6-2.2 24.9
2.2-3.0 48.9
3.0-4.0 72.7
4.0-5.5 87.3
5.5-7.0 92.7
7.0-10.0 94.9
Data verified by LMS Calibration Filter* Patent Pending
0.00
0.10
0.20
0.30
0.40
0.50
0 300 600 900 1200 1500
Pressure Drop (" H
2
0)
Flow Rate (cfm)
Pressure Drop vs. Flow Rate
0
20
40
60
80
100
0.1 1.0 10.0
% Fractional Efficiency
Particle Diameter (
μ
m)
Efficiency vs. Particle Diameter
Castle Filter MERV Test