Northfield Precision Instrument Corp.    Island Park, NY 11558
Apr 02, 2013 Measuring 5 in. in diameter, Diaphragm Chuck features morse taper number three female bore for locators and built-in pneumatic hammer to expel morse taper locators. Diaphragm centers work piece and pulls it onto MT-3 stops. Hardened and ground to 60/63 RC, MT-3 type stops are ground between centers to guarantee perfect concentricity.

Hardinge Workholding Division    Elmira, NY 14902
Mar 12, 2013 With collet chucks that mount directly to machine spindle, 80 mm FlexC™ vulcanized collet system offers accuracy within .0004 in. TIR for style A and .0008 in. TIR for style DL. Collet head has gripping range of ±.020 in. of its nominal size to allow for variation in bar stock without changing collet. Available in round and hex smooth/serrated, square smooth, emergency, and S-master styles, collets are inserted and removed with manual compression wrench for changeover in less than 10 sec.

Sandvik Coromant Co.    Fair Lawn, NJ 07410
Feb 27, 2013 Available in pencil, slender, or heavy-duty design, CoroChuck™ 930 is balanced according to DIN 69888. Brazed membrane, maximizing secure clamping with 2 supports on each side, promotes precision as well as pull-out security, while design ensures optimal torque transmission. Based on hydraulic tool clamping system, chuck can be tightened or released with dedicated torque wrench and holds tolerances within microns. Precision run-out can be measured at less than 157 µin. at 2.5 x DC.

BIG Kaiser Precision Tooling, Inc.    Hoffman Estates, IL 60192
Jan 11, 2013 Unilock 5-axis workholding product offerings locate/stabilize workpieces. With dual 45° 105/65 Base Plates, 5-Axis Duo Bridge can mount directly on top of 5-axis table or be loaded through pair of zero-point chucks. Unilock 5-Axis Riser Chucks, Extensions, and Reductions, with 80 mm working diameter, are offered on base plates or as stacking modules in 75 and 100 mm heights. Infinitely adjustable First Grips and Dovetail Grips are limited only by length of thread that pulls jaws together.

Northfield Precision Instrument Corp.    Island Park, NY 11558
Dec 26, 2012 Manufactured out of 220 lb slug about 10 in. in diameter and 11 in. in length, Model DPH-800 is extremely accurate, running out about 1 micron on diameter along entire length, which is more than 15 in. Custom-made chuck is designed with air-detect feature so that machine will know when part is properly placed in chuck.

LMC Workholding    Logansport, IN 46947-7006
Nov 09, 2012 Tecnologie FRB face drivers feature mechanical compensating system that remains adjustable and reliable in difficult conditions. Work positioning is maintained with maximum repeatability, and use of centers with slots also allows turning of pipe or workpieces with holes in end. Also available, live centers offer axial load distribution while promoting accelerated feed rates and cut depths. With this center, live center thrust can also be applied to process.

Northfield Precision Instrument Corp.    Island Park, NY 11558
Sep 27, 2012 Opening at < 50 psi and gripping part at constant 35 psi, Model 1070-250W features 2 jaws of hardened and ground 1018 steel with Rockwell C hardness of 58–63. Chuck has ¼ in. opening on diameter (1/8 in. opening per jaw) and is modified for spring clamp and air open, using nitrogen compressed gas springs in spring clamp mechanism. If air pressure to machine is lost, parts will not fly out and damage operator or machine. Parts are gripped on 4 points with carbide-coated grippers.

Northfield Precision Instrument Corp.    Island Park, NY 11558
Aug 21, 2012 Model NF-800 includes set of hardened and ground subjaws and 2 sets of inserts. Subjaws are designed to accept inserts, making chuck capable of holding multiple parts and enabling quick change-over from one part to next. Subjaws were ground in place to allow for optimized accuracy and repeatability with better than .0001 TIR.

Forkardt International    Troy, MI 48083
Jul 20, 2012 For secure and accurate workholding, N.A. Woodworth ABL features Quick-Lock jaw mounting system along with non-metallic composite core. Chucks are available as 3-jaw, self-centering, or compensating systems in sizes from 6-18 in. dia. Various machine mounting styles, plates, and adapters are offered to match major machine structures and designs. While quick-change jaw design allows changeovers in less than 60 sec, Quick-Lock, no loose screw, style mount eliminates need for master jaw sets.

Schunk    Morrisville, NC 27560
Jun 29, 2012 Well suited for rough milling, SINO-R Universal Toolholder is based on expansion technology system with solid body and pressure medium, clamping cutting tool using actuation wrench. Combination of radial rigidity and dampening characteristics ensure smooth running of tool. SINO-R holds tool securely, with max torque transmission of 627 lb-ft and clamping diameter of 1.25 in.

Schunk    Morrisville, NC 27560
Jun 19, 2012 Utilizing electrically activated permanent magnets, MAGNOS Radial Pole Plates enable exact machining of thin-walled rings on rotary tables, cylindrical grinding machines, and lathes. Workpiece can be machined from 3 sides without changeover and since magnetic field is active up to outer fringe areas, extremely large workpieces can be clamped securely and deformation-free. Due to 2-dimensional acting holding force, vibrations are minimized during machining.

DocMagnet, Inc.    Raleigh, NC 27617
May 18, 2012 Engineered for hard milling applications, DMMC-HM Permanent-Electro Magnetic Chuck has no rare-earth magnets. Instead, magnetic material that is employed facilitates demagnetizing capability which facilitates removal of hardened steel workpieces from chuck surface. Each chuck has all-steel surface and is supplied flush, without any protrusions, resin, or soft metals. System is available in any size in 4 in. width or length increments, and each pole can deliver over 1,500 lb clamp force.

Northfield Precision Instrument Corp.    Island Park, NY 11558
May 08, 2012 Intended for lathe applications, 2-jaw Model 470 enables side-loading of parts into very center of small cylindrical insert pads, which are changeable and held on-center to chuck's OD within subjaws to accommodate different part sizes. Subjaws have large milled pocket, to clear part. When mounted on spindle, chuck meets accuracy/repeatability of .0001 in. TIR or better.

Mate Precision Tooling    Anoka, MN 55303
Apr 23, 2012 Designed for Mate Original Style and AMX(TM) punch press tooling, RAPIDSET(TM) Canisters are suitable for punching material up to 0.250 in. thick. Units have non-rotating clamping head with adjustable clamping screw for setting punch length. Pre-loaded, self-contained spring pack provides consistent stripping pressure and consistent die penetration. Used with existing guides with or without pins, canisters offer grind life of 0.315 in. in 0.039 in. material with 0.118 in. die penetration.

BIG Kaiser Precision Tooling, Inc.    Hoffman Estates, IL 60192
Mar 30, 2012 Suited for the aerospace industry, HSK-A125 can handle large-scale titanium and other workpieces on massive tables of machines such as Makino's T2 and T4 models. Product lineup features myriad tool holder types, including HMC and Mega Double Power milling chucks up to 2 in. dia, Mega ER/Mega N/Mega E collet chucks, shrink fit holders, face mill adapters, Kaiser KAB adapters, and Mega Synchro Tapping Holders. All holders feature coolant through capability as standard.

Sandvik Coromant Co.    Fair Lawn, NJ 07410
Mar 21, 2012 Utilizing iLock fixturing system, Shrink Fit Chucks and CoroMill Plura Solid Carbide End Mills are suited for milling ISO S materials. iLock secures end mill without interfering with runout precision. This is achieved by helical grooves that are ground into shank of tool. Pin drivers mounted in chuck prevent tool from being pulled out of holder during extreme machining conditions.

Northfield Precision Instrument Corp.    Island Park, NY 11558
Oct 03, 2011 Measuring 7 in. in diameter, Model 700 has special jaws that grip short diameter of automotive hub to drill and chamfer 5 holes. Special stop mounted to chuck face has air detect holes for part seating confirmation. Contoured and relieved, stop allows chamfering tool to break edge on banking surface of work piece.

Schunk    Morrisville, NC 27560
Jul 19, 2011 Hermetically sealed against dirt and coolant, ROTA NCS 6-jaw lathe chuck has hardened and ground functional parts for extended tool life. Active pull-down force, distributed on 6 jaws, optimizes results in terms of plane parallelism and rectangularity. Available in sizes 250, 315, 400, and 500, chuck can achieve axial run-out accuracy of less than 0.01 mm. Integrated permanent lubrication ensures constant jaw clamping force, while pendulum jaws ensure minimum deformation of workpiece.

Northfield Precision Instrument Corp.    Island Park, NY 11558
Jul 01, 2011 Interchangeable with 4 in. chucks, 5C Collet Chucks utilize standard wet or dry air feed tubes with same bolt pattern as 4 in. models. All components are hardened and ground to 58/63 R.C. and all diameters are ground within 1/10,000 T.I.R. Utilizing standard 5C collets as well as 5C expanding collets, chucks run at speeds in excess of 8,000 rpm.

CoreTech International    Alpha, NJ 08865
Jun 22, 2011 Supporting worker safety, Pull-On Chuck automatically recognizes core, latches on, and pulls it down mandrel. In tandem with V-lifter, chuck enables single operator to safely raise, mount, and load parent core for cutting with virtually no contact with core. Chuck is operated via Allen-Bradley PLC controls, eliminating core contamination, scratches, and scuffs due to manual handling and/or contact with drive base wheels. Available on CT-10 core cutters, chuck supports cores up to 120 in. long.