Hunter Grinders manufacture the Juno, Jupiter, Orion and Amazon cylinder mower and sharpening machines.
Juno Series 5 relief grinder
Hunter Grinders manufacture the Juno, Jupiter, Orion and Amazon cylinder mower and sharpening machines.
Relief grinds with extreme accuracy and will return all cylinders and bottom blades to original manufacturers' specifications.

( 1 ) Coolant fitted as standard prevents heat distortion and minimises airborne dust.

( 2 ) Cast iron bed, linear bed rails and precision engineering gives unrivalled strength, accuracy and long life.

( 3 ) Quick change mounting brackets ensure a fast, easy transfer from cylinder to bottom blade grinding.

( 4 ) Universal grinding head for relief grinding cylinders and sharpening both top and front face edges of the bottom blade.

( 5 ) Grind everything from gang mowers to pedestrian units in and out of situ.

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914mm (36”) cylinder & bottom blade capacity.Can accommodate all makes & sizes of cylinders up to 36" in and out of situ including pedestrian mowers.
Manual full relief cylinder grinding.The cylinder can be returned to the original manufactures specification. Relief ground units maintain their sharpness a lot longer than spin ground units.
Grinds both top & front faces of the bottom bladeBottom blade returned to original manufacturers specification.
Takes data measurements from cylinder shaft and rear roller.Eliminates cylinder coning especially important on cutting units with fixed cylinders and rear rollers.
Cast bed constructionReduces vibration and increases accuracy
Liquid coolant on all operationsReduces air borne dust therefore no need for extractor fans. Stops heat build up and distortion.
240 volt power supplyCan be readily plugged into normal 13-amp power supply.
Flexi drive to cutting cylinder.Less vibration and allows for any misalignment in setting up.
Bearing pack Contains 6 pairs of bearings and holders for out of situ cylinder grinding
Universal bracket packAllows all types of cutting unit to be mounted without the need to dismantle.
Hands free indexing attachment.Allows the cutting cylinder to be accurately turned to each blade for relief grinding without the operators hands coming into contact with the cylinder.
Twin halogen work lightsGives the operator the best possible view of the work area.
360 degree 200kg hoist The operator can easily load and unload the heaviest cutting units into the machine safely and with utmost ease. The hoist can also be used for other lifting work apart from when using the grinder with the strategic placement of workbenches.
3” wheel head attachmentAllows ‘In-situ’ grinding of small multi blades cylinders.
Rotary blade attachmentEnables easy, accurate grinding of rotary blades.
Only one machine required for relief grinding cylinders and grinding both surfaces of bottom blades.Only one machine required for all your grinding needs. Saves on workshop floor space and the need to transfer cylinders from one machine to another for relief and spin grinding.
One grinding wheel for all operationsSaves time by not having the need to change grinding wheels for relief and spin modes.
2 emergency stop buttons.One on the control panel and one at knee height at the opposite end to disable the machine should the need occur.
Full installation & training.Ensures operators are fully conversant with all grinding aspects connected with the machine and will be provided with a certificate of competence.

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: