New Chucks and Collets Products

Only One Way In.

Island Park, NY... Northfield Precision Instrument Corporation is a leader in the design and manufacture of precision workholding chucks. A customer came to Northfield to design a chuck that would allow their precision sprocket to be positioned in the chuck only one way in order to assure a properly timed gear part. It would have to work with a range of gear diameters. Northfield’s engineers...

ROTA NCX - Upgrade Easily to Tomorrow's Technology

In manufacturing, it is always vital to keep costs down and for that reason we need to focus on the three cost drivers that can be controlled. These are lot size, set-up and changeover times, as well as machine costs. It is important to look at how lot sizes affect the costs of parts. Set-up changes and changeover times are also an important cost driver as these can keep machines running and...

Hi-Power Milling Chuck features coolant pressure of 70 bar.

Slim HM chuck with peripheral coolant supply is designed for heavy cutting and milling applications. With nut diameter of 1.260 in. (32mm), unit exhibits runout accuracy of ten microns at 4xD. Offering CAT and BT interfaces chuck unit features 32mm straight shank design. Including 12mm cutters, 500” HMCJ accepts 3/8 in. and ¼ in. shanks and 12mm HMCJ accepts 10mm, 8mm and 6mm shanks. Device...

RÖHM Power-Operated Chucks Deliver Secure Holding for Gear Grinding

SUWANEE, Ga., Nov. 28, 2016 – RÖHM Products of America now offers a powered external clamping chuck for gear surface face grinding. The KZF-S collet chuck is especially well suited for clamping gears/workpieces that have an external plane or gear teeth geometries accessible from the outside. Additionally, the chuck allows face and ID diameters to be turned or ground concentric to outer gear...

Adhesive Tapes for Energy & Utility Applications

Read about the various types of tapes used in energy and utility applications.

Customized Chuck to the Rescue!

Island Park, NY... Northfield Precision Instrument Corporation is a leader in the design and manufacture of precision workholding chucks. When a good customer required a chuck to hold parts to be mounted to a Studer Grinder for contour grinding into special cutting tools, they turned to Northfield for help. Northfield’s engineers customized their Model 650 chuck to use only one jaw for...

ROTA-S Flex Maximizes the Potential of Your Milling and Turning Machines

The ROTA-S flex is a highly flexible manual chuck for machining a wide variety of workpieces on milling and turning machines. The ROTA-S flex has all the same beneficial features as the tested and proven ROTA-S plus in addition to extended guideways, transforming it into a large, versatile, light-weight chuck. The weight of the ROTA-S flex is approximately 60% less than that of a conventional...

Heavy Duty Machining - but Safe

The importance of the tool holder is still understated, especially when it comes to roughing and heavy duty machining. Metal removal rates in these types of processes are absolutely crucial for the productivity of the machining operation. By using special shrink fit chucks with drive pins and spiral grooves in the tool shank it is now possible to perform high-feed full slotting of up to 2 x D (50...

Pneumatic Power Chuck offers accelerated clamping.

Self-contained ROTA TB2, used for machining rods and pipes, is available with through-hole of up to 560 mm. With air pressure of 6 bar, it is possible to achieve clamping forces of up to 280 kN. Base jaw guidance is equipped with seal to prevent penetration of contamination, and base jaws are optimized for minimal loss of centrifugal force. Sizes from 470–1,000 mm with bore diameters from...

Singular Chuck features 2 sets of flexing jaws.

Customized Model 650 chuck features 2 sets of flexing jaws that are hardened and ground as well as wire cut to allow compensation for out of round parts. Hardened and ground stop locates part axially, and second set of jaws and stop grip- small bore (.750 dia) and pull part onto hard stop. This ensures part is properly seated. To keep chips out, slots are filled with rubber.

High-Accuracy, 3-Jaw Chuck has side-loading design.

Balanced by 2 weights, Model 620 chuck is side loaded between jaws as necessitated by part geometry and needs to rest on small boss at end of slot. This 6 in. dia, 3-jaw chuck with 1 in. dia counterbore (hidden) also features sub-jaws and inserts. When removed and re-installed, changeable insert stop pads repeat to 1/10,000 TIR. Accuracies range from 0.001–0.00001 in.

Paratherm™ HR Heat Transfer Fluid: Higher Temperature Stability Leads to Longer Fluid Life

For the ultimate in heat transfer fluid performance, Paratherm offers HR Heat Transfer Fluid that is engineered specifically for closed loop liquid phase heating. When it comes to characteristics such as thermal stability and fluid degradation, Paratherm HR leads the industry in value and performance. See our video to learn how Paratherm is raising the bar for heat transfer fluids.