Tender For Rate Contract Of Supply And Installation Of Blinds At Aiims Patna, patna-Bihar

Rate Contract Of Supply And Installation Of Blinds At Aiims Patna , Vertical Blinds With Installation (A) Metal Part (1) Head Rail: Head Rail Is Of 25Mm High And 47Mm Wide Extruded High Strength Aluminium Alloy Section With Minimum Wall Thickness Of 0.9Mm. The Section Is Anodized For Smooth Operations And Has The Provision Of Fabric Valance Matching With Louvers Fabric. (2) End Control Unit (Reduction Gear Box): End Control Unit (Reduction Gear Box) Having The Reduction Ratio Of 3.5:1 For A Very Smooth Operation Of The Blind. This Unit Consists Of A Planetary Gear In The Outer Housing, Four Small Transmission Gears Fitted In The Middle Assemble And An End Receiving Gear Attached To Central Sprocket Unit. (3) Tilt Rod: It Is Made Of Extruded Aluminium Having Three Keyways. The Tilt Rod Is Fixed In The End Control Unit And Drives The Carrier Gear Mechanism To Rotate The Louvers. The Average Diameter Is 5.8Mm To Achieve Minimum Torsional Deflection. (4) Tilt Chain: This Is Made Of 4.5Mm Plastic Beads Molded On 1.5Mm Thick Polyester Cord. The Pitch Of The Beads Is 6Mm. The Chain Drives The Sprocket Fixed In The End Control Unit To Rotate The Louvers By 180 Degrees. The Pitch Of The Chain Corresponds To The Sprocket In Perfect Match For Trouble Free Operation. (5) Carrier (Runner): This Is Molded Component Having Anti Friction Additive. It Consists Of Polymer Housing With Wheels Mounted On Sides And Has A Gear And Worm Mechanism With Vertical Worm Fixed A Tongued Poly Carbonate Stem To Hold The Louvers. The Worm And Gear Mechanism Are Driven By Tilt Rod Fixed To End Control Unit To Rotate Louvers By 180 Degrees. The Mounted Wheels On Sides Of Casing Move On Rails Of Head Rail Section For Resistance Free Stacking Of Louvers. (6) Spacer: This Is Made Of Molded High Polymer Abs, Having Anti Friction Additive. It Maintains Proper Spacing Of The Runners And Ensures Overlapping Of Louvers For Perfect Light Control (100 Mm). (7) Installation Bracket: This Is Made Of Galvanized Steel “L” Bracket Of Thickness 3Mm, Which Is Fitted With Pressure Clip, Made Of Spring Steel To Hold The Head-Rail. (8) Cord Weight: This Is Made Of Abs Material Hollow Casing With A Steel Weight Inside. (9) Cord :It Is 2.2 Mm In Diameter, Nylon Braided High Strength Cord Having Maximum Abrasion Resistance And Minimum Elongation. (10) Bottom Mechanism (Weight And Chain): (I) The Bottom Weight Is Powder Coated Galvanized Steel Strip Of 1.6Mm Thickness. (Ii) Bottom Weight Is Fixed With U-Type Of Clips Attached At Equal Distance On Cord Having 0.8Mm Dia. With Molded Plastic Beads On It.(B) Fabric Part (I) The Fabric Of Blind Should Be 100% Polyester Having Glazed Acrylic Coating On Both Sides. The Weight Of Fabric Should Be More Than 400Gm/Sq Mtrsm And Thickness Should Be More Than 0.8Mm. The Fabric Should Be Available In 4 -5 Shades & Designs. (Ii) It Shall Be Of Width 100Mm And Treated With Chemicals For Dust Repellency (Dust Guard Series Of Vista, Marvel, Mac Or Equivalent). , Roller Blinds With Installation (C) Metal Part Control Unit: The Control Unit Is Made Of High Strength Reinforced Plastic. The Clutch Is Of Wrap Spring Design. High Carbon Steel Springs Are Provided To Transmit Motion From Driving To Driven Members Of Clutch Mechanism. Clutch Is Operated Directionally By The Use Of Endless Beaded Chain. Clutch Never Needs Any Adjustment. Idler: Idler Is Of High Strength Reinforced Plastic, Consisting Of A Centre Shaft. The Idler Is Mounted On The Bracket By Using A Plastic Lock. The Metal Sleeve Inside The Plastic Lock Provides Bearing Surface For The Centre Shaft, Which Rotates Freely, Providing Smooth, Quiet And Long Wearing Operation. Head Rail: It Is An Aluminum Extruded Rail Powder Coated In White. Control Unit And Idler Are Mounted On The Head Rail With Powder Coated M.S. Brackets. Roller Tube: It Is An Anodized Extruded Tube Of High Strength Alloy. Control Unit And Idler Are Fixed To The Either Ends Of The Tube. The Fabric Of The Blind Is Fitted To The Tube With Heavy Duty Adhesive Tape. Bottom Rail: It Is An Aluminum Extruded Rail With A Groove For Fixing The Fabric And Power Coated In White. It Is Fixed To The Bottom Of The Fabric And The Purpose Of It Is, To Keep The Fabric In Tension And Straight. The Fabric Is Fitted To The Tube Using Plastic Insert. The End Caps Of The Tube Are Abs. Operating Chain: This Is Made Of 4.5Mm Plastic Beads Molded On 2.2Mm Thick Polyester Chord. The Pitch Of The Beads Is 6Mm. The Chain Drives The Sprockets Of The Control Unit To Close And Open The Blind. The Pitch Of The Chain Corresponds To The Sprocket In Perfect Match For Trouble Free Operation. Fixing Brackets & Clamps: These Are Used To Fix The Blind To The Wall Or Ceiling. L Bracket Is Made Of Mild Steel And Zinc Plated. The Clamp Is Made Up Of Spring Steel Of Thickness O.7Mm And Zinc Plated. Roller Tube: It Is Aluminum Alloy Extruded Grooved Tube, Which Is Anodized. Size- 32Mm- O.D.; Weight - 0.27 Kg/Mtr Size- 38Mm- O.D.; Weight - 0.38 Kg/Mtr Size- 50Mm- O.D.; Weight - 0.60 Kg/Mtr. Alloy & Temp- 6063-T6 Fabric Is Fitted On The Tube With Double Sided Tape. Bottom Rail: Extruded Aluminum Grooved Section- Powder Coated In White Size: 21Mm O.D. Alloy-He9wp Weight-0.28 Kg/Mtr. Fabric Is Fitted To The Bottom Rail With Plastic Insert. Bottom Rail End Cap- Made Of Abs. (D) Fabric Part Fabric: Construction 3 Ply Pvc + 1 Ply Fiber Glass Blackout Polyester, Fabric Thickness 0.36 Mm, Fabric Weight +5% 520 Gsm, Fabric Width 244 Cms, Tearing Strength 64 N Warp, 57 N Weft, Tensile Strength 260 On/ 5 Cm-Warp 212 On/ 5 Cm-Weft, Fire Resistance Nfpa 701 Aatcc 16-2003 4.5, Environmental Certification Green Guard Certified, Other Properties Anti-Fungal & Anti-Bacterial Fabric. Slight Colour Aberration May Exist And It Is No Reason For Claims. Technical Properties Are Based On Average Data And May Exist Deviation Technical Properties Are Used For Reference And Are Not Contractual. Nrc Value: 0.25 Origin Europe/ Asia.

INR 1500 /-

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