Tender For Procuring And Installing 5 Nos. Visitor Chairs And Two Nos. High Back Chairs For The Office Of Wbmdfc At Amber Building Salt Lake Sector-I Kolkata-700 064 , Furniture Work , La Sede Mid Back 1) Seat /Backassembly : The Cushioned Seat Shoul, 24 Paraganas North-West Bengal

Procuring And Installing 5 Nos. Visitor Chairs And Two Nos. High Back Chairs For The Office Of Wbmdfc At Amber Building Salt Lake Sector-I Kolkata-700 064 , Furniture Work , La Sede Mid Back 1) Seat /Backassembly : The Cushioned Seat Should Bemade Of Injection Molded Plastic Outer & Inner. Plastic Inner Should Beupholstered With Pure Leather And Moulded High Resilience (Hr) Polyurethane Foam Of Density 45±2 Kg/M3,And Hardness Load 16 ± 2 Kgffor 25% Compression.The Cushioned Back Should Bemade Of Pu Foam With Insitu Molded Ms E.R.W Round Tube Of Size 1.9±0.03Cm X 0.16 ±0.0128Cm. It Upholstered With Pure Leather. Seat Size : 47.6 Cm. (W) X 49.2 Cm. (D) Back Size : 46.5 Cm. (W) X 59.5 Cm. (D) 2) Armrests: The Armrest Top Should Bemoulded From Polyurethane(Pu), Upholstered In Pure Leather And Mounted On To A Drop Lift Adjustable Type Tubular Armrest Support Made Of 03.81±0.03 Cm X 0.2±0.01 Cm Thk M.S E.R.W Tube Having Chrome Plated Finish.The Armrest Height Adjustable Up To 6.5±0.5Cm In 5 Steps. 3) Active Bio-Synchro Mechanism: The Adjustable Tiltng Mechanism Should Bedesigned With The Following Features: • 360° Revolving Type. • Front-Pivot For Tilt With Feet Resting On Ground And Continuous Lumbar Support Ensuring More Comfort. • Tilt Tension Adjustment Can Be Operated In Seating Position. • 5-Position Tilt Limiter Giving Option Of Variable Tilt Angle To The Chair. • Seat/Back Tilting Ratio Of 1: 2 • The Mechanism Housing Should Bemade Up Of Hpdc Aluminium Black Powder Coated. 4) Seat Depth Adjustment: Seat Depth Adjustment Should Beintegrated In The Seat Through A Sliding Mechanism. Seat Depth Adjustment Range Should Beof 6.0±0.5 Cm. 5) Adjustable Back Support: Back Frame Should Beconnected To The Up/Dn Mechanism Housed In Plastic T Spine. It Can Be Adjusted In The Range Of 7.42±0.5 Cm For The Comfortable Back Support To Suit Individual Need. 6) Pneumatic Ht. Adjustment: The Pneumatic Height Adjustment Has An Adjustment Stroke Of 10.0±0.3 Cm. 7) Pedestal Assembly The Pedestal Should Behigh Pressure Die Cast Polished Hed Aluminium And Fitted With 5 Nos. Twin Wheel Castors. The Pedestal Should Be65.0 ± 0.5Cm. Pitch-Center Dia.(75.0 ± 1.0Cm. With Castors.)9. Twin Wheel Castors:The Twin Wheel Castors Should Beinjection Mouldedin Black Polypropylene. 1.Griha V.2019: 30; Griha V.2015 Criterion: 31; & Svagriha Criterion: 1 2.Bifma Level 2 3.Greenguard Gold By Ul 4.Greenpro By Cii 5.Indoor Air Quality (Iaq) By Scs Global Services Iso Certificates Iso 9001:2015 Iso 14001:2015 Iso 45001:2018 Iso 13485:2016 Iso 50001 : 2018 Membership Certificate Bifma Membership Certificate , Kareena Mid Back Seat/Back Assembly: The Seat Should Bemade Up Of 1.2 ±0.1Cm. Thick Hot Pressed Plywood Upholstered With Fabric Or Synthetic Leather And Moulded Polyurethane Foam. The Back Should Bemade Up 1.2 ±0.1Cm. Thick Hot Pressed Plywood And Upholstered With Replaceable Fabric Or Synthetic Leather Upholstery Covers And Moulded Polyurethane Foam. The Back Ply And Foam Should Bedesigned With Contoured Lumber Support For Comfortable Seating Posture. Back Size48cm.(W) X64.5Cm.(H) Seat Size51.0Cm.(W) X 48.0Cm.(D) 2. High Resilience (Hr) Polyurethane Foam: The Hr Polyurethane Foam For Seat And Back Should Bemoulded With Density = 45 +/-2 Kg/M³ And Hardness Load 16 ± 2 Kgffor 25% Compression. 3. Armrests :The Armrest Top Should Bemade Of Moulded Polyurethane (P.U) And Mounted On To A Drop Lift Height Adjustable Type M.S. Tubular Armrest Support Chrome Plated. The Armrest Height Should Beadjustable Up To 6.5±0.5Cm. In 5 Steps & Also Has Swivel Adjustment Of 22º±2° On Both Sides. 4.Knee Tilt Synchro Mechanism With Seat Depth Adjustment Mechanism: The Mechanism Should Bedesigned With The Following Features: •360° Revolving Type. •Single Point Control. •Front Pivot For Tilt With Feet Resting On Ground Ensuring More Comfort. •Tilt Tension Adjustment. •4-Position Locking With Anti-Shock Feature. •Seat Back Tilting Ratio Of 1:2 •Seat Depth Adjustment Of 6.0 ±0.5Cm. Can Be Locked In 6 Positions 5.Adjustable Backrest: The Backrest Consshould Be Ts Of A Sliding Up Down Mechanism, Which Can Be Adjusted In The Range Of 7.5±0.5Cm. And Can Be Locked In 4 Positions For Correct Position Of Lumber Support. 6.Pneumatic Height Adjustment: The Pneumatic Height Adjustment Has An Adjustment Of 9.0 ±0.3Cm. 7.Pedestal Assembly:The Pedestal Should Befabricated From 0.2 ± 0.02 Cm Thick Hr Sheet ( Should Be: Dd 1079 / Hrskin Pass ),Chrome Plated And Assembled With Injection Moulded Black Polypropylene Hub Cap And 5 Nos. Twinwheel Castors. The Pedestal Should Be66.0±0.5Cm. Pitch-Center Dia. (76.0±1.0 Cm With Castors). 8.Twin Wheel Castors The Twin Wheel Castors Should Beinjection Moulded In Black Nylon.1.Griha V.2019: 30; Griha V.2015 Criterion: 31; & Svagriha Criterion: 1 2.Bifma Level 2 3.Greenguard Gold By Ul 4.Greenpro By Cii 5.Indoor Air Quality (Iaq) By Scs Global Services Iso Certificates Iso 9001:2015 Iso 14001:2015 Iso 45001:2018 Iso 13485:2016 Iso 50001 : 2018 Membership Certificate Bifma Membership Certificate

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