Hunter Grinders manufacture the Juno, Jupiter, Orion and Amazon cylinder mower and sharpening machines.
Jupiter Series 5 mower grinders

 ‘In-situ’ Jupiter including hoist and gantryStandard Jupiter
Width2270mm (89.5")1930mm (76")
Depth 1473mm (58")1372mm (54")
Height 2300mm (90.5")1740mm (68.5")
Weight 856kg (1888 lbs)735kg (1620 lbs)

Electrical Components
Switches mounted within easy access incorporating, wheelhead, traverse, spin grind, coolant and master stop. Each contactor combines water proof safety covers, overload relays and no-volt release protection. All remote control switchgear are operated by low-voltage control circuits.

Electricity Supply
All Jupiters operate on 240volt single phase.
Fully enclosed interlocking guard.

Grinding Wheel
230mm (9") diameter x 32mm (1 1/4") width special reverse taper grinding wheel. Mounted on a large steel adaptor direct to the shaft of a powerful 1.1Kw (1 1/2 HP) motor.

Machine Bed
A one-piece casting with ALL working surfaces precision machined for strength and durability. Unlike fabricated grinders, the Jupiter ATI range with linear bed rails absorbs shock, noise and vibration to give exceptional accuracy. A cylinder ground on the Jupiter ATI will be parallel to 0.051mm (0.002”).

Safety Features
Safety friction clutch fitted to traverse, allows traverse to 'slip' in the event of adverse load or grinding conditions.
Two emergency stop buttons.
Coolant on cylinders and bottom blade for minimising airborne dust.

Slow Start Feature
Spin unit incorporates a slow start safety feature to prevent any rapid start torque from shaking or dislodging the unit or mower being ground.

360 degree hoist available in electric and manual options. Fitted with two powerful overhead halogen lights for maximum vision and safety when loading, unloading, 'setting up' or grinding.

Standard Equipment
Hand free attachment for manual indexing
Universal mounting blocks for units with groomers and brush drive systems.
Extended and adjustable mounting points
Fully enclosed interlocking guard

Rotary blade attachment.
Chipper blade attachment.
3" Wheel Head.

Hunter Grinders, Division of: Lloyds & Co. Letchworth Ltd, Birds Hill, Letchworth, Herts SG6 1JE
Tel:+44 (0) 1462 683031 | Fax:+44 (0) 1462 481964 | Mobile:+44 (0) 7801 500112| E-mail: