Gwent Group
Advanced Materials systems

Table 2 Data for Polyester Mesh

Fabric-No =
mesh count
Mesh
count
Thread
diameter
Mesh
opening
Open
surface
Fabric
thickness
Theoretical
Colour Vol
Weight
per cm per inch mm Micron % Micron cm3/m2 g/m2
18S
18T
45S
45T
0.175
0.25
390
350
48
34
300
520
143
177
140
240
21T
21HD
54T
54HD
0.145
0.2
310
300
47
36
250
400
116
144
120
200
24T
24HD
60T
60HD
0.123
0.145
290
260
50
41
220
270
108
111
90
120
25S
25T
25HD
63S
63T
63HD
0.123
0.145
0.145
267
250
245
47
40
40
220
260
270
103
104
107
90
125
125
27S
27T
27HD
70S
70T
70HD
0.1
0.123
0.145
245
230
210
51
43
35
165
220
280
83
89
98
70
100
130
30S
30T
30HD
76S
76T
76HD
0.1
0.123
0.145
215
200
180
47
39
31
165
220
270
77
85
84
80
110
150
32S
32T
32HD
83S
83T
83HD
0.09
0.1
0.123
210
200
185
49
45
36
150
175
230
73
78
83
70
90
110
36T
36HD
92T
92HD
0.09
0.1
170
160
43
38
165
190
71
72
70
100
38SM
38T
38HD
98SM
98T
98HD
0.048
0.09
0.1
220
165
155
67
40
35
75
165
190
50
65
67
20
70
100
40T
40HD
40HD Super
103T
103HD
103HDS
0.077
0.09
0.1
160
150
140
46
39
34
135
160
190
61
62
65
65
77
110
43T
43HD
110T
110HD
0.077
0.09
150
135
44
36
140
170
61
61
70
85
45T
45HD
115T
115HD
0.07
0.077
142
130
45
40
130
145
58
58
60
75
48S
48T
48HD
123S
123T
123HD
0.055
0.07
0.077
150
135
125
53
44
38
85
130
145
45
57
55
35
70
80
51T
51HD
131T
131HD
0.07
0.077
118
110
40
35
130
145
51
50
75
80
54T
54HD
137T
137HD
0.063
0.07
115
104
41
36
115
135
48
49
65
75
58T
58HD
148T
148HD
0.063
0.07
105
100
39
35
120
135
47
47
65
80
61T
61HD
156T
156HD
0.063
0.07
90
90
35
31
115
140
40
44
70
80
64S
64T
64HD
163S
163T
163HD
0.054
0.063
0.07
97
88
81
42
33
29
100
115
130
42
39
38
50
60
65
66S
66T
169S
169T
0.048
0.063
102
87
46
33
80
120
37
40
50
60
68T
68HD
175T
175HD
0.054
0.07
89
73
38
26
100
140
39
39
55
75
73S
73T
73HD
186S
186T
186HD
0.048
0.054
0.063
85
80
70
41
36
28
85
100
120
35
36
34
47
50
65
77S
77T
77HD
195S
195T
195HD
0.048
0.054
0.063
80
74
60
39
34
22
90
105
120
35
35
26
48
50
70
81S
81T
81HD
206S
206T
206HD
0.048
0.054
0.063
74
66
62
37
30
25
90
105
130
33
32
32
50
55
75
85T
85HD
215T
215HD
0.048
0.054
70
65
36
30
90
105
32
31
50
55
90S
90T
90HD
230S
230T
230HD
0.038
0.048
0.054
73
63
55
44
33
26
67
90
105
29
29
27
30
50
55
95T
95HD
240T
240HD
0.038
0.048
67
59
41
31
70
90
29
27
30
50
100T
100HD
260T
260HD
0.038
0.048
59
49
37
26
70
90
26
23
30
55
110T
110HD
280T
280HD
0.033
0.038
58
53
41
34
60
70
24
24
33
40
120S
120T
120HD
305S
305T
305HD
0.03
0.033
0.038
54
51
45
41
37
30
50
60
70
21
22
21
32
35
40
130S
130T
130HD
330S
330T
330HD
0.03
0.033
0.038
47
44
38
38
33
26
50
60
70
19
20
18
32
35
45
140S
140T
140HD
355S
355T
355HD
0.03
0.033
0.038
42
39
34
34
29
23
53
65
75
18
19
17
32
35
50
150S
150T
390S
390T
0.03
0.033
36
33
30
25
60
67
18
17
35
38