Precision Chuck facilitates circuit board drilling.
February 7, 2008 -
Model 450 Precision Air Chuck features jaws comprised of air hardening tool steel (A-2) 58-63 Rockwell "C" with braze carbide inserts. Chuck Grips 1/8 in. shank carbide Micro drills while RTW grinds flutes to .002 in. dia. With 3 boards stacked, and at 100,000 rpm, 3 holes can be drilled per sec.
(Archive News Story - Products mentioned in this Archive News Story may or may not be available from the manufacturer.)
Original Press release
Northfield Precision Instrument Corp.
4400 Austin Blvd., P.O. Box 550
Island Park, NY, 11558
USA
Model 450 Precision Chuck for Drill Grinding
Northfield Precision Instrument Corporation, a leader in the design and manufacture of precision workholding air and diaphragm chucks, announces the introduction of its Model 450 Precision Chuck.
The Model 450 Precision Air Chuck for drill grinding has special jaws made of air hardening tool steel (A-2) 58-63 Rockwell "C" with braze carbide inserts. Chuck Grips 1/8 inch shank carbide Micro drills, RTW grinds flutes to diameters down to .002 inches. Drills are for circuit board drilling. Stack 3 boards drill 3 holes per second at 100,000 rpm; T.I.R. = 1/10,000.
Northfield Precision designs and manufactures the world's most accurate workholding precision pneumatic Air and Diaphragm Chucks for any lathe, boring machine or grinder or VMC. Models include through-hole, high-speed and quick-change chucks. Available in SAE or metric, in chuck sizes from 3" (76mm) to 18" (457mm). Accuracies of 0.001" to 0.00001" (0.254m) guaranteed. Custom workholding chucks and jaws are available and FREE engineering and technical assistance is offered.
Contact
Northfield Precision Instrument Corp.
4400 Austin Blvd.
P. O. Box 550,
Island Park, NY 11558-0550
Call Toll Free 1-800-810-2482
Fax(516) 431-1928;
or visit our website at www.northfield.com.
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