For optimal efficiency, BIG BORE® BB-EXL-SC2G utilizes spring clamping and pneumatic unclamping, and has step mode for partial opening and clamping when shimming. As self-centering chuck, unit provides open and clamp time of less than 3 seconds. Optional stroke control monitors both pressure and stroke to ensure that pipes stay in place and won’t allow jaw to move if pressure is too low. Proofline® sealed, chuck has permanent grease lubrication to retain constant grip force. Read More
Available in pedestal mount and flange mount models, Guardian Safety Chucks feature self-centering journal seat and automatic locking in case of accidental rotation. Hardened inserts can be replaced as opposed to entire handwheel when maintenance is needed. Inserts also add versatility as they can be swapped out to accommodate other shaft sizes on same safety chuck. Read More
Achieving balance quality of G2.5 at speeds up to 25,000 rpm, HydroForce HT is suited for milling, drilling, reaming, and other rotating applications. Direct clamping is available for 0.75 and 1.5 in. diameters. Working directly with KM4X™ spindle connection, chuck transmits high levels of torque and provides maximum resistance to bending loads. Unit is equipped with central coolant for use with through-coolant or non-through-coolant tools. Read More
Comprising standard and extended jaw stroke models, Energy Series features self-contained construction with built-in air cylinder and extra-large thru-hole. Full spindle bore of lathe can be utilized for thru-hole work, and length of jaw travel maximizes clearance for through feeding pipe. While extended jaw stroke allows for processing pipe with upset ends, extended jaw travel features both rapid and clamping stroke. External or internal clamping of workpiece is also possible.
Available in sizes from 470–1,000 mm with bore diameters from 185–560 mm, TB2 minimizes cycle times via exhaust system with max venting rate. Product life is extended via wear- and corrosion-resistant coating as well as sealed base jaws that eliminate chance of contamination. To reduce maintenance, lubrication system allows for accelerated and even lubrication of entire chuck through intelligent lubrication channel system. Several pressure and stroke monitoring features are standard. Read More
With table integration that lets robots pick and place fixtured workpieces into machine, ESA 120/70 automation chuck allows intelligent interface and communication with controller using standard Unilock knobs. Product checks for workpiece presence, proper orientation, and clamping and communicates back to controller when workpiece is in place and ready to be machined. Conversely, machine does no allow new cycle to start until new component is properly in place. Read More
Suitable for milling, drilling, reaming, and tapping, High-Precision Collet Chuck maintains runout accuracies of 0.0001 in. at 3 x D. Thick chuck walls and strong outer form add rigidity and minimize vibration, while sealed-by-design precision collets, ranging from 6–20 mm or 0.24–0.79 in., optimize coolant delivery. Chuck is available with Safe-Lock™ pull-out protection from Haimer, which prevents tool from spinning or being pulled out of holder altogether under extreme machining conditions. Read More
Utilizing quick-change method, CAPTIS Clamping System permits conversion from external to internal clamping in less than 1 minute. Collet changes can be made in 15 seconds. Configurations include: power-operated, rotating CAPTIS collet chuck for turning machines; CAPTIS-D with axial tightening for machining bar stock; CATIS-AF with axially fixed collet and optional workpiece stop for delicate workpieces; and stationary CAPTIS-MS collet chuck for drilling, milling, and machining centers. Read More
With front wall cross-section thickness that lends to compact and stable design, HydroForce™ HT maximizes tool life, workpiece surface quality, and production flexibility. Rigidity optimizes cutting parameters and results. With vibration dampening, runout is 3 microns at 2X dia overhang, and balance quality of G2.5 is achieved at speeds up to 25,000 rpm. Direct clamping is available for 0.75 and 1.5 in. dia, and reducer sleeves are applied for all other diameters. Read More
With thick front wall cross-section, HydroForce HT™ provides rigidity necessary for optimized cutting parameters. Chuck achieves G2.5 balance quality at speeds up to 25,000 rpm, and features vibration dampening to enable runout of 3 microns at 2X diameter overhang. Direct clamping is available for 0.75 and 1.5 in. diameters, and reducer sleeves are applied for all other diameters. Chuck is suited for milling, drilling, reaming, and other rotating applications. Read More
Utilizing dovetail quick-clamps to hold machinable jaws, DoveLock™ Quick-Change Jaw System minimizes jaw change time to less than 1 minute while positioning jaw with repeatability up to ±0.001 in. Master jaw is attached to stationary and movable jaw of any standard 6 in. Kurt vises or Kurt Cluster Towers. Jaws can be flipped 180° and machined on both sides for 2 different part setups. Precision machined from 6061 aluminum, swappable jaws are available in 6, 7, 8, and 10 in. widths. Read More
Expanding workpiece machining range on milling/turning machines, ROTA-S flex can be assembled on machine table and by using optimized jaw quick-change system; retrofitting can be accomplished within seconds. Extended guideways can be disassembled to promote workpiece accessibility, and height leaves enough space for workpiece and tools. While lubrication system ensures permanently high clamping forces, dirt seals prevent chips and dust from entering chuck. Read More
Designed with two moving jaws for gripping square or rectangular parts, Model 870 Sliding-Jaw Air Chuck offers TIR of .0001. Drill tip stops on axial locator mounted to face of chuck, and Insert Pads mounted in subjaws clamp down on OD of each drill while they grind shank. Insert Pad and Subjaw arrangement allows for quick changeover from size to size. Read More
Available in diameters from 2.9–49.2 in. with full range of clamping jaw options, Models ZG and ZS include control edges that allow for on-machine scroll adjustments. Safety adapters let users set and control clamping force via torque wrench, which makes machining deformation-sensitive workpieces more efficient. Located at upper edges of chucks, spray water rims redirect cutting fluids away from machine spindles to help prevent contamination and maximize working lives. Read More
Manufactured from 1018 steel, 4140 steel, or 6061 aluminum, DMI Series suits precision boring, tapping, drilling, and finishing operations. Extended jaws lengths, with heights available to 10 in., promote workpiece stability and allow multiple uses of blank before it is consumed. Also, length lets machinist avoid extra time and expense associated with welding and bracing needed to lengthen standard height top jaw. Products are available in all standard chuck mounting styles.
Comprising flexible, sealed collet heads, OmniGrip Collet Systems are available with spindle mounts for multiple brands of CNC lathes and offer accuracy of .0004 in. TIR on A and D styles and .0008 in. TIR on DL style. Vulcanized rubber bonds hardened, chrome-nickel steel collet sections together providing elasticity for repeated opening/closing of collet without deterioration. Manual wrench can be used to compress collet, enabling changeover in seconds. Read More
Along with quick-change jaws and hard stop, 3-jaw Model 650 features 0.0001 in. TIR, 0.100 in. max jaw opening, and 988 lb force per jaw. Subjaws are permanently mounted to chuck's master jaws, and Quick-Change top jaws are held in place by one bolt through keyhole slot in each jaw pad. Weighing 14 1/8 lb with aluminum jaws or 14 7/8 lb with steel jaws, chuck offers repeatability of 0.000025 in. (max concentricity).
Interchangeable with Northfield 4 or 6 in. chucks, air actuated 5C Collet Chuck uses Northfield standard air feed tubes (wet or dry) and can run at speeds in excess of 8,000 rpm. All components are hardened and ground to 58/63 RC, and all diameters are ground within 1/10,000 TIR. While this chuck uses standard 5C collets, it can also accept 5C expanding collets. Read More
Suitable for high-end manual chucks or power chucks, HPG500 Lubricant prevents metal-to-metal contact under high load and slow speed conditions. NLDI Grade 2 lubricating grease offers optimized water and moisture resistance, with water washout rating of less than 3%. Formula also provides rust and corrosion resistance, even in presence of synthetic and oil-based coolant environment. Lithium-free, all-purpose industrial lubricant can be used in bearings, bushings, slides, pivots, and tracks. Read More
With ROTA THWplus, complete jaw set can be changed in less than 60 seconds with repeatability of less than 0.0005 in., eliminating need to re-bore jaws. Wedge-bar actuation system allows chuck to offer large through holes with fast spindle speeds, coupled with Quick-Jaw-Change-System. Offered in 165, 185, 215, 260, and 315 sizes, ROTA THWplus is available with selection of modular sleeves for through spindle coolant, part ejection, closed center sealing, or as adjustable part stop. Read More