5.0Brief Scope of Work & other specific detail
Supply of Wear Parts (Grinding roll & bull ring segment) for XRP 1003 Mill
6.0 Prospective bidders from U.P. State are compulsorily required to provide TIN number at the time of purchase of bidding documents.
7.0Qualifying Requirements for Bidders:
1. The bidder should be a manufacturer of vertical type coal pulverizers and should have supplied such coal pulverizers to at least 02 nos. coal fired units, each of 200 MW or higher capacity, located at two different power stations and which are in successful operation for at least two years, as on the date of bid opening with the same type of grinding rolls (centrifugally cast Ni-hard type or carbide insert type or weld overlay/high chrome type or sintered cast type, using one or more grinding roll sets) as offered by the bidder
OR
2(a) The bidder should be a manufacturer of the type of grinding rolls (centrifugally cast Ni-hard type or carbide insert type or weld overlay/high chrome type or sintered cast type) offered by them and should have supplied at least 150 Nos. 50 inch or higher size such type grinding rolls and 50 sets of bullring segments for XRP/Raymond bowl type of coal pulverisers during last three years as on the date of bid opening
AND
(b) The bidder should have either himself or through a company / agency in which he has controlling stake, own following manufacturing and testing facilities for use by the bidder for manufacturing of grinding elements (bidder to furnish proof of ownership of the facilities along with his bid)
Manufacturing Facilities:
i.Induction/cupola/induction arc furnace for melting iron 1.0 ton and above
ii.Centrifugal casting machine to accommodate grinding rolls over 2500 Kg (in case bidder is offering Ni-hard rolls)
iii.Machining facility for inside bore
Testing facilities:
i.Chemical composition testing
ii.Magnetic particle testing machine
iii.Hardness testing
iv.Ultrasonic testing machine to check tread to core bond
v.Micro structure testing
vi.Ultrasonic machine to check tread thickness
vii.Inside micrometers to check inside taper measurements
viii.Spectrometer / spectrogram
ix.Check bowl /test bowl to check the bullring segments of XRP 1003
OR
3.The bidder should be a manufacturer of grinding rolls for vertical type coal pulverizers and should have supplied at least 50 nos. grinding rolls and 17 sets of bullring segments for vertical type coal pulverizers and should have an ongoing collaboration / licence agreement with a manufacturer who meets the qualifying requirements as stipulated at clause 2(a) above. In such a case bidder along with his collaborator should furnish a deed of joint undertaking (DJU) for successful performance of the grinding elements offered by him. Further, bidder should have manufacturing and testing facilities as per para 2(b) above and shall offer only the type of grinding rolls (i.e centrifugally cast Ni-hard type or carbide insert type or weld overlay/high chrome type or sintered cast type rolls) for which his collaborator is qualified
4.The bidder should have successfully manufactured and supplied #vertical type coal pulverizers# or #grinding elements# for coal mills during last seven years reckoned as on the date of bid opening in:
- Single order with executed value not less than Rs. 273 lacs
- two order with executed value not less than Rs. 171 lacs each - three order with executed value not less than Rs. 136 lacs each
