Wire Cloth Specifications
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Mesh	ø in Inches	ø in MM	Opening Width in Inches	Opening Width in MM	% of Open Area	Micron Rating†	*Weight in lbs. per 100 sq. ft.
4	0.047	1.194	0.203	5.156	65.9	5,156	57.6
6	0.035	0.889	0.132	3.344	62.4	3,344	48.1
8	0.035	0.889	0.090	2.286	51.8	2,286	65.1
8	0.028	0.711	0.097	2.460	60.2	2,464	41.1
10	0.035	0.889	0.065	1.650	34.2	1,651	83.1
10	0.025	0.635	0.075	1.910	56.3	1,905	41.2
12	0.035	0.889	0.048	1.230	33.6	1,228	102.1
12	0.028	0.711	0.055	1.410	44.1	1,405	63.5
12	0.023	0.584	0.060	1.530	52.4	1,532	42.2
14	0.035	0.889	0.036	0.930	26.0	925.3	116.1
14	0.020	0.508	0.051	1.306	51.8	1,306	37.2
16	0.028	0.711	0.035	0.876	30.5	876.3	83.6
16	0.018	0.457	0.045	1.130	50.7	1,130	34.5
18	0.017	0.432	0.039	0.979	48.3	979.4	34.8
20	0.025	0.635	0.025	0.635	25.0	635.0	85
20	0.023	0.584	0.027	0.686	29.2	685.8	70.8
20	0.020	0.508	0.030	0.762	36.0	762.0	55.2
20	0.016	0.406	0.034	0.864	46.2	863.6	23.1
24	0.014	0.356	0.028	0.711	44.2	711.2	31.8
26	0.017	0.432	0.021	0.545	31.1	545.1	56.6
30	0.012	0.305	0.021	0.533	39.7	533.4	29.4
40	0.012	0.305	0.013	0.330	27.0	330.0	40.9
40	0.010	0.254	0.015	0.381	36.0	381.0	27.6
50	0.009	0.229	0.011	0.279	30.3	279.4	28.4
60	0.009	0.229	0.008	0.200	21.2	195.0	33.5
60	0.0075	0.191	0.009	0.233	30.3	232.9	13.45
70	0.0065	0.165	0.008	0.200	31.4	198.0	20.8
80	0.0055	0.140	0.007	0.178	31.4	177.8	16.9
100	0.004	0.102	0.006	0.152	36.0	152.4	15.49
100	0.0045	0.114	0.006	0.140	30.3	139.7	14.2
120	0.0035	0.089	0.005	0.123	33.6	122.7	13
150	0.0026	0.066	0.004	0.103	37.3	103.4	7.113
200	0.0021	0.053	0.003	0.074	33.6	73.7	6.17
250	0.0016	0.041	0.002	0.061	36.0	61.0	4.75
325	0.0014	0.036	0.002	0.043	29.8	43.0	4.5
400	0.0012	0.030	0.001	0.033	27.0	33.0	3.9
500	0.001	0.025	0.001	0.025	25.0	25.0	3.5

    * Weights are approximations.
    † All micron ratings are approximations.

    Purolator EFP carries a comprehensive inventory. Only a few common items are listed here.
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