Tender For Procurement Of Pure Silver Coin Of 99.90 Percent Purity And Other Items, Mumbai-Maharashtra

Tender For Procurement Of Pure Silver Coin Of 99.90 Percent Purity And Other Items; 1. Pure silver Coin of 99.90% purity, as per IS 2112:2014, BIS Hallmark, Weight 50 gm, Diameter 45 mm, Thickness 4.2 mm max and 3.6 mm min. a) On One side with 3D Picture of Dr. Homi Bhabha with projection of 45 mm die with name of HOMI JEHANGIR BHABHA in Hindi and English and Year. On other side with Name of the Institute (in Hindi and English) at the edge of the coin, and “25 Years of Service” at the center of the coin followed with signature design on the top and bottom as per picture and drawing attached (Silver Coin has to be made as per die provided by TIFR). Note: Approval of Image impression to be taken from us before production Sample to be brought for final examination before production. 53 Nos. 2. Pure silver Coin of 99.90% purity, as per IS 2112:2014, BIS Hallmark, Weight 50 gm, Diameter 45 mm, Thickness 4.2 mm max and 3.6 mm min. - On One side with 3D Picture of Dr. Homi Bhabha with projection of 45 mm die with name of HOMI JEHANGIR BHABHA in Hindi and English and Year. 2 Nos. - On other side with Name of the Institute (in Hindi and English) at the edge of the coin, and engraving ¿Lifetime distinguished Service Medal¿ at the center of the coin followed with signature design on the top and bottom as per picture and drawing attached . (Silver Coin has to be made as per die provided by TIFR). Note: Approval of Image impression to be taken from us before production Sample to be brought for final examination before production. 3. Fabrication of Brass Mounting Plate as per drawing. (Refer Drawing No. TIFR/2/21dated 5/7/21) Design specification: - Fabrication of Brass Plate of size 100 x 65 x 6 mm thickness as per drawing. - Engraving of TIFR Logo with Blue colour. embedded in it. - Fabrication of Rotating Brass Ring for mounting Silver Coin with Acrylic protective cover on both sides. - Fabrication of Plate Guide Pin in Brass - Polishing of all Brass parts with glossy finish | provide thin protective coating of lacquer matte finish. Assembly of Silver Coin with Brass Mounting Plate. 55 Nos. 4. Gold Plating (with 2- 3 Micron thickness of plating on the Silver Coins) for Silver Coins at Sr. No. 1 | 2 above. - The Gold plating should be long-lasting having 5 years of warranty. 55 Nos. 5. Engraving charges 55 Nos. 6. Packing: Complete assembly of Brass Mounting Plate with Silver Coin to be packed in a Red Velvet Box with Glass/Plastic/Acrylic Window to display Coin and Mounting plate with TIFR Logo. 55 Nos. 7. Certificate of purity for item no. 1 | 2 and warranty for item no. 4 to be provided at the time of delivery. Note : i) Certificate of purity for silver as per IS2112:2014, BIS Hallmark to be provided. ii) Gold plating layer thickness 2 to 3 micron to be checked and verified as per standard method. iii) Gold plating should have uniform layer with glossy finish. iv) Brass used for Mounting Plate, Ring and Pin should be good quality without any visible defects. 1 No. v) Encl.: Design and Drawing of Silver Coin, Brass Mounting Plate. Image of (Front/back) side of “25 Years of Service”. vi)All Mementoes, Brass mounting plates and velvet packing boxes will be inspected before dispatch. vii) Warranty for Item No. 4 to be provided at the time of delivery. viii) The List of names of employees to be engraved will be as provide by us. ix) The number of silver medals is expected to fluctuate during Founders Day 2025. x) Design and drawing of “25 Years of Service” and on blank die engraved Lifetime Distinguished Service Medal¿ and name of employees provided by us. xi) You may contact Shri R.D. Chogale (rchogale@tifr.res.in , 022-2278 2714) for any queries. Note: For technical queries and clarifications, you may contact Mr. D.G.Dhirde (022

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