400 MM

150 MM

Z- Axis Travel path

150 MM

MODEL: PMT/450/150/H

MACHINE FEATURES:

The machine has one piece bed, close grained and graded cast iron box structure design heavily reinforced with ribs provided high rigidity and stability.
The machine has large prismatic guide ways of V-flat construction & carefully hand scrapped to ensure high accuracy complied to IS & ISO specifications.
Main moveable slide is hydraulically operated by reputed hydraulic cylinder.
Hardened and precision ground feed screw for perfect repeat accuracy having spring loaded double nut provide for backless error adjustment.
TURCITE –B slide way coated on both moveable slides to prevent stick slip motion.
Automatic lubrication on main moveable slide by flow control valve.
Separate hydraulic power pack unit.
Inbuilt electrical control penal board having all reputed components.

GENERAL
Admit Between Centre	mm	450
Centre Height	mm	150
Swing Over Table	mm	200
Max. Grinding Length	mm	450
TABLE
All Guideways	V & Flat, Turcite-B Coated
Max. Swivel of Table	deg	±6 to 8 deg
Speed Inf. Variable (Hydraulic traverse)	mm/min.	100 - 3000
Max. Reversal Dwell	sec	0 to 60
GRINDING WHEEL HEAD
Hyd. Rapid Approach / Retraction	mm	25 to 50 Adjustable
Auto Infeed at Reversal	mm	0.01
Grinding Wheel Size	Dia X Width X Speed	350 X 40 X 1700 - 2100 RPM
Max. Infeed stroke with handwheel	mm	150
Min. Incremental Infeed on Diameter	mm	0.005
Swivel	mm	60 Deg. towards Work Head & 45 Deg away from Work Head
WORK HEAD
No. of Speeds	4 - Infinitely Variable
Swivel	deg	0 - 30°
Spindle Nose Taper	MT	4
Speed range	rpm	0 - 500
TAIL STOCK – Manual Hand Operated
Centre	MT	4
Quill Travel	mm	upto 20 mm
Max.Weight of job between centres	kg	upto 50 kgs.
MOTOR POWER
WHEEL HEAD	HP	5
WORK HEAD	HP	1
HYDRAULIC POWER PACK	HP	1
COOLANT PUMP	HP	0.1

INTERNAL GRINDING ATTACHMENT
Spindle	mm	Ø 60 X 250 mm
Spindle Speed	rpm	15000- 18000
Motor Power	HP	1
Min. – Max. Bore Ground	mm	15 mm (Min.) – 100 mm (Max.)
Internal Grinding Length Upto	mm	150
Internal grinding attachment fitted with P4 grade matched Pair antifriction Bearings of two pairs, dynamic balanced pulley, and imported endless flat belt without any joint having all safety guards.
PLC CONTROLLED SINGLE AXIS AUTOMATIC IN FEED SYSTEM
Auto in-feed system	PLC Controlled Auto plunge & auto in-feed system fitted with DELTA touch screen PLC Controller having AC servo motor & servo drive, high precision imported ground ball screw coupled with imported coupling for zero backlash, MPG Wheel & Selector Switch for in-feed rate selection.
Automatic grinding cycle	PLC Controlled Auto plunge and auto traverse in-feed grinding cycle with rough, coarse, fine, spark out & automatic retraction of grinding wheel with automatic size control.
Auto in-feed grinding cycle through DELTA touch screen PLC controller with 0.001mm in feed with servo motor, precision ground ball screw, Imported zero backless coupling.