Kitagawa UPR Series 3-Jaw Pneumatic Chucks with model numbers UPR450, UPR600, UPR650, UPR710, and UPR910 are manufactured by Kitagawa, Japan. These are large-sized, long-stroke pneumatic 3-jaw chucks, ideal for machining large workpieces. They offer up to 20% more clamping force and bore size compared to conventional chucks, with reduced centrifugal force during high-speed operations.
Features of Kitagawa UPR Series 3-Jaw Pneumatic Chucks:
Designed as large-size pneumatic 3-jaw chucks with long jaw stroke, suitable for machining large-sized workpieces.
Made from high-strength alloy steel; all working surfaces are hardened, with a precisely machined base to ensure long-term durability and repeatability.
Wedge-type 3-jaw power assist design, ideal for high-speed machining.
Up to 20% more clamping force and bore size compared to conventional chucks.
Low centrifugal force at high speeds. Suitable for transferring workpieces with a sub-spindle.
Comes complete with mounting bolts, T-nuts, jaw mounting bolts, as well as a drum wrench and installation wrench.
This quick-change chuck offers higher speeds, consistent clamping force, and larger bore sizes compared to standard chucks.
Made in Japan. High quality and long service life.
Used for clamping cylindrical workpieces in turning operations.
Model Specifications:
UPR450: 455 mm pneumatic 3-jaw chuck. Through-hole diameter: 185 mm. Max speed: 1300 RPM.
UPR600: 590 mm pneumatic 3-jaw chuck. Through-hole diameter: 275 mm. Max speed: 1100 RPM.
UPR650: 675 mm pneumatic 3-jaw chuck. Through-hole diameter: 325 mm. Max speed: 1000 RPM.
UPR710: 710 mm pneumatic 3-jaw chuck. Through-hole diameter: 375 mm. Max speed: 900 RPM.
UPR910: 915 mm pneumatic 3-jaw chuck. Through-hole diameter: 560 mm. Max speed: 600 RPM.
