610 Каталог WIDIA 2011 Инструментальная оснастка для металлорежущих станков Стр.D2

Каталог WIDIA 2011 Инструментальная оснастка Стр. D2 0610 ENG Lab2u

WIDIA Erickson BT V-Flange Shank Tooling System BT30 Series Erickson V-Flange BT Taper Tooling is manufactured from premium materials and meets or exceeds the latest JIS B 6339 specification and ISO-1947 taper accuracy of AT3 specification standards. The BT30 tools are either prebalanced to a high specification or balanced-by-design and will perform effectively up to 18,000 RPM. For any applications higher than 18,000 RPM, WIDIA recommends that the complete toolholder assembly (toolholder, retention knobs, collets, hardware, and cutting tools) be balanced as one identity. < ) ' JIS B 6339 7/24 taper. ' Standard M12 metric drawbar thread. ' Taper accuracy of AT3 specification or better. ' Maximum 18,000 RPM. ' Maximum 100 bar (1,500 psi) coolant pressure. 2 drive slots 180° opposed. Equal width. Equal depth. Contained within V-flange. Wide flange with V-groove for tool changer arm. BT JIS B6339 Shank NOTE: Inherent balance conditions all features are symmetrical. Metric thread for retention knob with pilot counterbore. Back face ground for accurate location of retention knob. D2 WIDIA