GENERAL DESCRIPTION Profile Design of Hob with Protuberance Module SP0 PrPO* raP0 haP0 hP0 Symbols Formulas 6 9,43 – 2,4 8,85 16711,00–2,810,3019 SP0812,57–3,211,732120° SP0 = P·m 2 9 14,14 – 3,6 13,17 241015,70–4,014,6126 PrP0 10° haP0 = 1,4 · m + qsin20° 12 18,85 – 4,8 17,52 32 hP0 raP0 = 0,4 · m 14 22,00 – 5,6 20,45 37 haP0 16 25,13 – 6,4 23,37 42 q = stock for grinding 18 28,27 – 7,2 26,30 47 ␳ 20 31,42 – 8,0 29,23 52 aP0 *On request Design of module 6 to 7 Design of module 8 to 10 Design of module 12 and over 37