USED 2018 DAVI MCA 2522

Excellent condition roll, can be seen under power. Fresh from an aerospace facility. Top roll has been swtiched to smaller diameter for tighter radii.

TECHNICAL SPECIFICATIONS- BELIEVED TO BE ACCURATE- MUST BE VERIFIED BY BUYER
100% manufactured in Italy by DAVI
Model MCA 2522
Number of rolls 4
Rolls length 8 ft. 2"
Top Roll Diameter- 6.75" -THIS ROLL INSTALLED FOR SMALLER DIAMETER. Factory roll is 8.7" Dia, this factory roll can be purchased for $18k from OEM.
Bottom roll diameter 7.9''
Side rolls diameter 6.3''

Rolling speed 6 m/min
Installed power HP 12 (Power Saving Technology)
Rolls material High resistance, heat treated, tested & certified Carbon Steel
Rolls hardening Induction surface up to 48-62 HR Rockwell C, according to
customer's application and rolls materials
Rolls periph. speed compensation Automatic (no torque loss, no operator setting needed)

Rolls crowning
Top and lower (clamping) rolls are standard crowned to
compensate rolls deflection

Rolls guiding Friction-Free, Mill-Scale-Proof, Lubrication-less planetary
guides

Rolls position Linear transducer with an accuracy of 0.004"
Type of bearing on rolls Self-aligning Heavy Duty double crown spherical roller
bearings

Servo-Tronic©(DAVI patent)
Rolls parallelism Two independent but integrated parallel systems, to prevent
down time in case of electronic bug (virtually never fails)

Rolls rotation drive (DAVI Exclusive) Both clamping rolls are driven in rotation as standard feature
Re-Rolling drive system High Speed Top Roll rotation during re-rolling as standard feature

Transmission drive
(DAVI Exclusive)
Stress-less transmission: both hydro-motors are free to tilt to
absorb the rolls deflection and for cone rolling

Wiring system (DAVI Exclusive)
Roll-by-Wire© digital technology: faster, more accurate and reliable

Rolls tilting for cone bending
(DAVI Exclusive) More than 4'' for easier cone bending, electronically controlled (based on 120'' and longer rolls)Plate clamping hydraulic pressure
Electronically Pre-settable for any thickness
Actuation of yoke & top roll
tilting Hydraulic wide opening, for easier remove of closed shapes
Rolls rotation hydraulic brake Included
Multiple overload safety system Included, through multiple check hydraulic valve

SPECIFICATIONS BELIEVED TO BE ACCURATE- MUST BE VERIFIED BY BUYER.
THIS IS A BROKERAGE MACHINE. MACHINE TOOL EMPORIUM LLC IS NOT RESPONSIBLE FOR VERIFYING SPECIFICATIONS.