How does “Caliper” relate to “Basis Weight” for most major grades?
– *Caliper (inches) — Bond — – Offset – – Cover – — Tag — – Index – – Points – — millimeters — – Metric (grams/sq meter) Equivalent .0032 16 41 22 37 33 3.2 0.081 60.15 gsm Weight .0036 18 45 24 41 37 3.6 0.092 66.61 gsm .0038 20 50 27 45 41 3.8 0.097 74.01 gsm .0048 24 60 32 55 49 4.8 0.12 88.81 gsm .0058 28 70 38 64 57 5.8 0.147 103.61 gsm .0060 29 73 40 62 60 6 0.152 109.11 gsm .0061 31 81 43 73 66 6.1 0.155 118.42 gsm .0062 35 90 48 80 74 6.2 0.157 131.68 gsm .0068 36 90 50 82 75 6.8 0.173 135.45 gsm .0072 39 100 54 91 81 7.2 0.183 148.02 gsm .0073 40 100 56 93 83 7.3 0.185 150.5 gsm .0074 43 110 60 100 90 7.4 0.188 161.78 gsm .0076 44 110 61 102 92 7.6 0.193 165.55 gsm .0078 47 120 65 108 97 8 0.198 176.83 gsm .0085 53 135 74 122 110 9 0.216 199.41 gsm .009 54 137 75 125 113 9 0.229 203.17 gsm .0092 58 146 80 134 120 9.5 0.234 218.22 gsm .0095 65 165 90 150 135 10 0.241 244.56 gsm .010 67 170 93 156 140 10.5 0.25 252.08 gsm .011 72 183 100 166 150 11 0.289 270.9 gsm .013 76
