tender for supply, testing, installation & commissioning of cnc machine & tools equipmentsof turner trade at government industrial training institute (iti) berh ore, murshidabad, west bengal, pin-742102 , 2-axis cnc machine. (cnc turn centre): , 2-axis cnc machine. (cnc turn centre): specification: - i. machine capacity: swing over bed- 425 mm or higher; turning diameter- 200 mm or higher; distance between centres- 300 mm or higher; minimum turning length- 240 mm or higher; slant angle (bed or saddle)- 30 degree to horizontal or higher. ii. spindle: spindle nose- a2-5 or higher; bore through spindle- 53 mm or higher; maximum spindle speed- 4000 rpm or higher; spindle power, continuous- 5.5 / 7.5 kw or higher; type of drive- ac servo spindle motor (digital); chuck size- 165 mm or higher; chuck type- 3-jaw hydraulic, hydraulic power operated, programmable. iii. axes: x - axis travel- 100 mm or higher; z - axis travel- 300 mm or higher; programmable feed rate- x & z- 10 - 10000 mm/min; minimum programmable command - x & z- 0.001 mm; rapid traverse - x & z- 20 m/min or higher; type of drive - x & z- ac servo motor; ball screw - z & x axes (diameter x pitch)- 32 mm x 10 mm or higher; ball screw finish - z & x axes- hardened and ground; ball screw class- z & x axes- pre-loaded with c3 or better; guide way type - z & x axes- antifriction linear motion guide way; guide way size - z & x axes- 25 mm or higher; guide way precision - z & x axes- p class. iv. turret: bi-directional tool turret- electro-mechanical/ servo/ hydraulic; no. of tools- 8 nos. or higher; tool shank size- 20 mm x 20 mm; maximum boring bar diameter- 32 mm. v. tail stock: quill diameter- 65 mm or higher; quill stroke- 80 mm or higher; quill taper- mt-4 or higher; quill actuation- hydraulic through program as well as through foot switch; tail stock base travel manual- 150 mm or higher; thrust (adjustable)- 300 kgf or higher. vi. coolant/lubrication/hydraulic: coolant tank capacity- 100 litres or higher; coolant pump motor- 0.37 kw; coolant pump output- 20 lpm or higher; lubrication type- automatic centralized lubrication; lubrication tank capacity- 3 litres or higher; hydraulic pump discharge- 10 lpm or higher; hydraulic tank capacity- 40 litres or higher; hydraulic system pressure maximum- 30 bar or higher. vii. accuracy as per iso 230-2: positioning accuracy x & z axes- 0.010 mm; repeatability x & z axes- ± 0.003 mm; geometrical alignment- iso 13041-part 1; accuracy of finish test piece- iso 13041-part 6. viii. cnc system: control system- fanuc-oi tf; system resolution- 0.001 mm; motors & drives- beta series or compatible with fanuc-oi tf; tool number display- on machine operator panel; machine control panel- feed rate, spindle speed override knob; mpg (manual pulse generator)- on machine operator panel; cnc features- graphic simulation, programming help, tool offsets, mdi, absolute/ incremental positioning, pitch error cutting tools &: tool holders for 2-axis cnc machine [tool shank size- 20 mm x 20 mm; maximum boring bar diameter- 32 mm]:- cutting tools & tool holders: (a) external turning holder, insert type, mwlnl- 4 nos. with 20 nos. wnmg inserts. (b) external turning holder, insert type, mvjnl- 4 nos. with 20 nos. vnmg inserts. (c) external turning holder, insert type, pdjnr- 4 nos. with 20 nos. dnmg inserts. (d) threading holder - external, lh- 4 nos. with 10 nos. inserts each for 0.5 to 3.5 mm thread pitch in step of 0.5 mm. (e) grooving holder external, lh- 4 nos. with 10 nos. (3 mm) inserts. (f) parting off holder for insert width 2 mm, lh- 4 nos. with 10 nos. (2mm) inserts. (g) boring holder sclcl for minimum bore dia.12 mm- 4 nos. with 20 nos. wcmt inserts. (h) boring holder sclcl for minimum bore dia.16 mm- 4 nos. with 20 nos. ccmt inserts. (i) internal grooving holder lh, for minimum bore dia. 12 mm- 4 nos. with 10 nos. (2 mm) inserts. (j) internal threading holder lh, for minimum bore dia. 12 mm- 4 nos. with 10 nos. suitable inserts for 0.5mm to 3.5mm pitch. (k) insert drill 12.7 mm- 4 nos. with 10 nos. suitable inserts. (l) reducing sleeves for internal holders - dia 12 and 16 mm- 2 sets. (m)centre drill hss a 2.5 x 6.3- 6 nos. 5 days training to our instructors to be conducted by the commissioning team of the bidder at our site [5 (five) years annual maintenance contract (amc) beyond normal guarantee / warranty period is applicable for this item. bidder has to quote the value accordingly]