JTEKT

SelectG7

The SelectG7 is the large cylindrical grinding machine with a manually adjustable wheelhead for straight, angular, and optional internal applications. Designed for large parts up to four meters in length, this machine features the patented JTEKT STAT® BEARING and floating plate to ensure high accuracy and positioning.

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SPECIFICATION

ITEMS	UNIT	SelectG7 - 100	SelectG7 - 250	SelectG7 - 320	SelectG7 - 400
Distance between centers	mm	1,000	2,500	3,200	4,000
Swing on table	mm	Ø660	Ø660	Ø660	Ø660
Grinding diameter	mm	Ø0 ~ Ø650	Ø0 ~ Ø650	Ø0 ~ Ø650	Ø0 ~ Ø650
Load mass between centers	kg	1,500	1,500	1,500	3,000
Center height	mm	1,500	1,500	1,500	1,500
Wheel
Outside diameter	mm	Ø760 [ Ø915 / P only: Ø1,065 ]	Ø760 [ Ø915 / P only: Ø1,065 ]	Ø760 [ Ø915 / P only: Ø1,065 ]	Ø760 [ Ø915 / P only: Ø1,065 ]
Surface speed	m/s	30m/s (Ø760) [ 30m/s (Ø915) / 45m/s (Ø760, Ø915, Ø1,065) ]	30m/s (Ø760) [ 30m/s (Ø915) / 45m/s (Ø760, Ø915, Ø1,065) ]	30m/s (Ø760) [ 30m/s (Ø915) / 45m/s (Ø760, Ø915, Ø1,065) ]	30m/s (Ø760) [ 30m/s (Ø915) / 45m/s (Ø760, Ø915, Ø1,065) ]
Workhead
Max. rotation speed	min¯¹	140 (Fixed spindle)	140 (Fixed spindle)	140 (Fixed spindle)	60
Smallest input increment	Degrees	0.0001	0.0001	0.0001	0.0001

The above data may be limited by accessories, tooling, etc.
* May differ depending on customer's specifications.

The pioneer of large workpiece grinding, High performance machine offering the ultimate in user - friendliness

Stable high quality grinding
• Unshakeable technology enabling the high accuracy grinding of large components

A basic structure boasting high rigidity
• High quality and high performance created by original technology
• Features the JTEKT STAT BEARING
• Highly rigid, Low vibration

Engineering Technology supporting high accuracy
• High grade scraping
• Table feed mechanism eliminating ball screw waviness
• Isolation cover shutting out heat

Reassuring operation
• Improved reliability with TOYOPUC - GC70

CYLINDRICAL GRINDERS

SelectG7

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