Modern Machine Shop

NOV 2017

Modern Machine Shop is focused on all aspects of metalworking technology - Providing the new product technologies; process solutions; supplier listings; business management; networking; and event information that companies need to be competitive.

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mmsonline.com November 2017 MMS 135 TOOLING AND WORKHOLDING provides equal pressure on all jaws. The ring compensates for "jaw lift," even in worn chucks, for better part concentricity. Dillon Manufacturing Inc., call 800-428-1133 or visit dillonmfg.com. FACE MILLING CUTTERS USE EIGHT-EDGED INSERTS The R220.88 face milling cutter family from Seco features eight-edged cutting inserts and optimized geometries for extended tool life and reduced cutting forces. The 88-degree lead angle enables smaller inserts to cut larger depths compared to 45-degree lead angle face mills. As a result, these tools can machine close to workpiece side walls and part-clamping systems. Designed for roughing and semi-finishing a p p l i c a t i o n s, t h e c u t te r s a r e i d e a l fo r c a s t iron and steel parts. They are made of Idun, a corrosion-resistant stainless steel that of fers longevity and durability. The cutter body's size-12 insert is available in diameters ranging from 2.00" to 6.00" (50 to 160 mm). The size-16 insert is available from 3.00" to 6.00" (63 to 160 mm). Each diameter is offered in standard and close-pitch variants. The size-12 insert's maximum depth of cut is 0.35" (9 mm), while size 16 provides a 0.51" (13 mm) maximum depth of cut. Right-hand versions of the cutter body are standard, and left-hand versions are available for systems with dual spindles perform- ing simultaneous milling operations. Seco Tools LLC, call 248-528-5200 or visit secotools.com/us. Quick Change Collet Chucks MicroCentric introduced Quick Change Collet Chucks to North America in 1986. We offer Dead Length and Pull Back designs for Bar and Chucking applications up to 160mm (6.3") capacity. Increased Flexibility and Productivity Change Chucks

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