Bench grinder OPTIgrind GU 20

Technical description:

• The reliable universal OPTIgrind GU 15, GU 18 and GU 20 machines are widely used both at home and in various industries.
• The rigid, reliable and massive design of the OPTIgrind bench grinder allows non-stop operation.
• The central part of the grinder is made of aluminium, which dissipates motor heat most effectively during operation.
• The long service life and reliability of the double-wheel grinder are ensured by a balanced rotor and quality bearings.
• Rigid, adjustable tool rest.
• The transparent eye shields are made of shatterproof material.
• Anti-vibration rubber feet are fitted to the base of the OPTIgrind bench grinder.

Scope of delivery:

• 1 grinding wheel, grit K36
• 1 grinding wheel, grit K80

Specifications:

Model	Opti Grind GU 15	Opti Grind GU 18	Opti Grind GU 20 (230 V)	Opti Grind GU 20 (400 V)
item No.	3101505	3101510	3101515	3101520
Width	206 mm	233 mm	261 mm	261 mm
Height	266 mm	279 mm	331 mm	331 mm
Length	389 mm	389 mm	495 mm	495 mm
Weight	10.7 kg	12.3 kg	18.5 kg	18.5 kg
Motor drive power	0.45 kW	0.45 kW	0.6 kW	0.6 kW
Voltage	230 V	230 V	230 V	400 V
Phases	1 Ph	1 Ph	1 Ph	3 Ph
Current type	~	~	~	~
Mains frequency	50 Hz	50 Hz	50 Hz	50 Hz
Speed	2850 rpm	2850 rpm	2850 rpm	2850 rpm
Wheel outer diameter	150 mm	175 mm	200 mm	200 mm
Grinding wheel width	20 mm	25 mm	30 mm	30 mm
Wheel bore	16 mm	32 mm	32 mm	32 mm

Optional accessories for grinders

	item No.
Coarse grinding wheel K 36, Ø 150 x 20 Ø 16 mm standard corundum	3107150
Coarse grinding wheel K 36, Ø 175 x 25 Ø 32 mm standard corundum	3107180
Fine grinding wheel K 80, Ø 150 x 20 Ø 16 mm standard corundum	3107155
Fine grinding wheel K 80, Ø 175 x 25 Ø 32 mm standard corundum	3107185
Coarse grinding wheel K 36, Ø 200 x 30 Ø 32 mm standard corundum	3107210
Fine grinding wheel K 80, Ø 200 x 30 Ø 32 mm standard corundum	3107215