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Hardness Rating
Generally the following applies: The wood types listed below demonstrate the values cited in the table at wood moisture content of 12%. These values are approximate values, as wood shows deviations in hardness rating depending on it's particular growth characteristics.
Wood Type Birnell Hardness n/mmsq Hardness Rating Maple 48 4 - very hard wood Bamboo 40 4 - very hard wood Europian Maple 27 2 - soft wood Pearwood 35 4 - very hard wood Birch 31 2 - soft wood Beech 34 3 - hard wood Doussie 40 4 - very hard wood Oak 34 4 - very hard wood Ash 41 4 - very hard wood Fir 12 1 - very soft wood Jarrah 52 4 - very hard wood Jabtoba 69 4 - very hard wood Kempas 52 4 - very hard wood Nordic Pine 19 2 - soft wood Cherry 30 3 - hard wood Siberian Larch 30 2 - soft wood Merabu 49 4 - very hard wood Panga Panga 45 4 - very hard wood Pitch Pine 33 3 - hard wood Teak 38 4 - very hard wood Thermo Oak 32 3 - hard wood Thermo Ash 31 3 - hard wood Thermo Spruce 11 1 - very soft wood Tigerwood 62 4 - very hard wood Walnut 31 4 - very hard wood Wenge 45 4 - very hard wood Zebrano 56 4 - very hard wood |
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