Geminis GR3 - Railway wheel hub boring machining

Geminis GR3 Railway Hub Boring Machine

Geminis vertical machine for wheel hub boring applications.

Max. Wheel tread diameter  860…1,250mm*

Min. Wheel tread diameter 580mm

Chuck diameter 1,200 – 1,500mm*

Max. Boring diameter 350mm

Max. Weight over table  3,000kg

Main motor power 22kW

Speed range  0…500 r.p.m.

Machine taper HSK 63ª

Automatic tool changer 12 – 20* – 30*

Machine dimensions 4,200 x 5,000 x 3,900mm

Machine weight 15,000Kg

Boring accuracy IT6 – IT7

Roundness <0.02mm

Cilindricity <0.02mm

Roughness of surface <1.2mm

Software and Machinery Technology Specialists. Enabling Innovation for 70 Years

Our Vision is to help our clients become more successful through innovation, thought leadership, leading software and machinery technology. We have been around for a long time, since 1949. We have caring family values and are embracing the future with IoT, Industry 4.0, Automation and Additive Manufacturing. We believe that smart factories where people, machines, automation, and software perfectly interact together in a networked production, will become common place.

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