540 Каталог SUMITOMO 2018 Инструмент металлорежущий Пластины Резцы Фрезы Сверла Стр.M40

Каталог SUMITOMO 2018 Инструмент металлорежущий Стр. M40 0540 Lab2u

Tools SUMIBORON Small Hole Boring Toolss For Hardened Steel BNBB Type BNBB type small hole boring tools for hardened work pieces up to diameter 3,5 mm „Sumiboron“ Brazed Boring Tools for Small Hole Boring Cat. No. Stock Dimensions (mm) Размеры указаны в мм Applicable holder Dmin d l1 h r BNBB03 R 3,5 3 60 2,4 0,2 HBB316 BNBB 04 R 4,5 4 60 3,4 0,2 HBB 416 BNBB05 R 5,5 5 80 4,4 0,2 HBB516 BNBB06 R 6,5 6 80 5,4 0,2 HBB616 BNBB08 R 8,5 8 100 7,4 0,2 HBB816 Grade of brazed cutting edge BNBB (Carbide shank) SUMIBORON (CBN) BN250 Holder Spare Parts Запасные части Sumitomo и комплектующие Cat. No. Stock HBB 316 HBB 416 HBB 516 HBB 616 HBB 816 Dimensions (mm) Размеры указаны в мм d1 L d2 H 16 100 3 15 4 5 6 8 Recommended Cutting Conditions Work Material SUMIBORON BN250 Notes Cutting speed (vc) 30 150 m/ min Low speed may cause chattering in cutting process and chipping occurence on the cutting edge. Hardened steels (HrC45 68) Feed rate ( f ) 0,03 0,1 mm/rev - Depth of cut (doc) 0,03 0,2 mm Excessive depth of cut may cause larger deformation of tool,resulting in deterioration of bore accuracy. Precaution On Use max, - 5 x d) Adjust overhang to achieve absolute minimum. For use of a small diameter brazed boring tool, select high speed and small feed rate, as much as possible. M40 = Euro stock