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Sizing Guide
Finding the right size binding spine can be tricky. Use the chart below to select the perfect spine for your project. Select your spine type one the right or scroll down to find the one you're looking for. Then use our easy to read charts to figure out what size spine you need for your page count.
Plastic Comb Spine
Plastic Comb Spine Sizing Guide
MyBinding offers plastic combs in a wide range of sizes. Use the chart below to find the right comb for your project based on page capacity. Or you can find out how many pages your current supply can hold.
Comb Sizing Guide
Binding Covers
Paper Weight Guide
Our sales staff at MyBinding.com are commonly asked about the thicknesses of the binding covers that we carry on our site. Unfortunately, understanding the way that cover stocks are measured can be somewhat tricky since several different measuring standards are used. This article is designed to give you a quick overview of the different measuring standards used for the cover stocks that we carry.
Binding Cover Thickness
Bond (Ledger)
Offset (Text)
Cover
Tag
Index
Points/ Mil
Caliper (Inches)
Millimeters
Metric (g/ sq meter)
16
40
22
37
33
3.2
0.0032
0.081
60.2
18
45
24
41
37
3.6
0.0036
0.092
67.72
20
50
28
46
42
3.8
0.0038
0.097
75.2
24
60
33
56
50
4.8
0.0048
0.12
90.3
28
70
39
64
58
5.8
0.0058
0.147
105.35
29
73
40
62
60
6
0.006
0.152
109.11
31
81
45
73
66
6.1
0.0061
0.155
116.63
35
90
48
80
74
6.2
0.0062
0.157
131.68
35
90
50
82
75
6.8
0.0068
0.173
135.45
39
100
54
90
81
7.2
0.0072
0.183
146.73
40
100
56
93
83
7.3
0.0073
0.185
150.5
43
110
60
100
90
7.4
0.0074
0.188
161.78
44
110
61
102
92
7.6
0.0076
0.193
165.55
47
120
65
108
97
7.6
0.0076
0.198
176.83
53
135
74
122
110
8.5
0.0085
0.216
199.41
54
137
75
125
113
9
0.009
0.229
203.17
58
146
80
134
120
9.2
0.0092
0.234
218.22
65
165
90
150
135
9.5
0.0095
0.241
244.56
67
170
93
156
140
10
0.01
0.25
252.08
72
183
100
166
150
11
0.011
0.289
270.9
76
192
105
175
158
13
0.013
0.33
285.95
82
208
144
189
170
14
0.014
0.356
308.52
87
220
120
200
180
15
0.015
0.38
312
105
267
146
244
220
17.5
0.0175
0.445
385.06