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Category : Grinding Machines

Sub-Category : Grinder Thread Universal

Total Machines Found : 3

Select	| Machine Details
1	ID MA35973 Make Reishauer,Swiss Model NRK YOM 1981 Condition Good Condition Photo See Photo Universal Thread- and Worm Grinding Machine Distance between centres 700 mm Grinding length 450 mm Workpiece diameter - min./max. 3 – 200 mm Workspindle bore 38 mm Lead range for single-rib wheels min./max. 0,3 – 80 mm Lead range for multi-rib wheels 0,6 – 6 mm Max. lead angle 2 x 25 ° Grinding wheel dimensions, x width 350 x 20/40 mm Relief amount 0 – 4 mm Pre-selectable number of flutes 2-12/14/16 18 workpiece speeds 1,2 – 60 rpm Grinding wheel speeds 1.850 rpm Crushing/dressing speed 72 rpm Reverse speed of table slide 500 mm/Min. Max grinding length: 450 mm Clamping length max .: 1055 mm Workpiece diameter max .: 200 mm Min .: 3.5 mm Max .: 40 mm Workpiece spindle bore: 45 mm Workpiece weight between peaks max .: 200 kg Max. Incline angle +: 40 ° Max. Incline angle -: 40 ° Largest module: 10 Bore: 40 mm Number (levels): 27 From: 0.4 rpm Up to: 160 rpm Connection 50 Hz 3x: 380 volts Grinding spindle motor: 4.4 kW Total power requirement: 15 kVA Weight of the machine ca .: 4700 kg Length: 3300 mm Width: 1930 mm Height: 1800 mm Accessories as in attached photos+ tech manuals
2	ID MA30544 Make Model Matrix39 YOM 1993 Condition Photo See Photo Max. diameter of work-piece: 254 mm Max. distance between centers: 508 mm Max. length of grinding: 482 mm Max. capacity of collet chuck: 38 mm Limits of grinding head turning: 45 deg Centre tapers: Morze #4 Thread pitch: 0,42 – 305 mm Max. pitch correction: 0,2 mm on 100 mm of length Adjustable backing-off: 0-5 mm Number of rotation speeds of grinding head: 20 Range of speeds of workpiece slide: 1/3 – 60 rpm Speeds on back-run: 25,4; 80 rpm or working speed Workpiece slide motor capacity: 0,75 HP Grinding head motor capacity: 3,5/1,25 HP Max. obliquity: 1:8 Dimentions of standard grinding wheel: 408x25x205 mm Width limits of grinding wheel: 9,5 – 75 mm Range of grinding wheel speeds: 850 – 1540 rpm Internal diameters processable: 19 – 228 mm Max. diameter of hobs: 178 mm Max. diameter of thread chasers: 254 mm Coolant tank capacity: 136 liters Machine weight: 5080 kg Made in: England
3	ID MA30502 Make England Model Matrix39 YOM 1993 Condition Photo See Photo Max. diameter of work-piece: 254 mm Max. distance between centers: 508 mm Max. length of grinding: 482 mm Max. capacity of collet chuck: 38 mm Limits of grinding head turning: 45 deg Centre tapers: Morze #4 Thread pitch: 0,42 – 305 mm Max. pitch correction: 0,2 mm on 100 mm of length Adjustable backing-off: 0-5 mm Number of rotation speeds of grinding head: 20 Range of speeds of workpiece slide: 1/3 – 60 rpm Speeds on back-run: 25,4; 80 rpm or working speed Workpiece slide motor capacity: 0,75 HP Grinding head motor capacity: 3,5/1,25 HP Max. obliquity: 1:8 Dimentions of standard grinding wheel: 408x25x205 mm Width limits of grinding wheel: 9,5 – 75 mm Range of grinding wheel speeds: 850 – 1540 rpm Internal diameters processable: 19 – 228 mm Max. diameter of hobs: 178 mm Max. diameter of thread chasers: 254 mm Coolant tank capacity: 136 liters Machine weight: 5080 kg