Integral Coach Factory

Integral Coach Factory has published Supply Of Pu Bush (Yellow Colour) Od 65Mm,Id 17.5Mm, Length 100Mmpu Bush (Yellow Colour) Od 65Mm,Id 17.5Mm, Length 100Mm,Pu Bush (Yellow Colour) Od 65Mm,Id 17.5Mm, Length 100Mm. Note: 1. Visual Inspecti On . Surface Finish: Inspect For Cracks, Pits, Or Air Bubbles (Voids) Which Can Lead To Premature Failure Under Compression. . Edges: Ensure Clean-Cut Edges Without Fraying Or Burrs That Could Interfere With The Punch M Ovement. 2. Dimensional Verification Use Calibrated Digital Vernier Calipers Or Micrometers To Check Against The Design Specifications: . Inner Diameter (Id): Must Allow A Snug Fit Over The Punch Without Binding. . Oute R Diameter (Od): Should Fit The Housing/Pocket Correctly To Allow For Natural Bulging During Compression. . L Ength/Height: Consistency Across A Batch Is Critical For Uniform Stripping Force. 3. Mechanical & Material Tes Ting . Hardness Test: Use A Shore A Durometer. Acceptance Typically Requires A Reading Of 90 Shore A (+/_5 ) For Standard Industrial Punch Strippers. . Compression/Permanent Set: . Compress The Bush To Its Maximu M Recommended Stroke (Typically 25%-30%) For A Set Duration. . Acceptance Criteria: After Releasing The Lo Ad, The Bush Should Return To Its Original Height. A Permanent Set (Creep) Of More Than 5%-8% After Initial C Ycles May Be Cause For Rejection. . Stiffness Variation: The Percentage Variation In Stiffness Before And After Test Cycles Should Generally Remain Within 20% Of The Original Value. 4. Advanced Verification (Batch Accept Ance) . Oil & Chemical Resistance: For High-Volume Production, Submerge A Sample In The Lubricant Used In The Press For 24 Hours. The Material Should Not Swell Or Become Brittle. [ Warranty Period: 30 Months Aft Er The Date Of Delivery ] ] => Limited. Last date of submission for this tender is 2026-03-03. This is a Railway Ancillaries tender in Chennai, Tamil Nadu