ADDITIVE MANUFACTURING (3D PRINTING) QUALITY ASSURANCE CHECKLIST 2026

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--- PRE-PRINT MATERIAL VERIFICATION ---
[ ] Material Receipt Date
[ ] Material Batch/Lot Number
[ ] Material Type (PLA, ABS, PETG, TPU, Nylon/PA, Resin (SLA/DLP), Metal Powder)
[ ] Moisture Content Percentage (%)
[ ] Pre-Print Quality Checks Passed (Visual Inspection for Contamination, Expiration Date Verification, Dryer/Oven Desiccation Completed, Seal Integrity Check)
[ ] Material Safety Data Sheet (MSDS) / Certificate of Analysis
[ ] Quality Inspector Approval

--- DIGITAL FILE & SLICING INTEGRITY ---
[ ] Slicing Software Version (Cura, PrusaSlicer, GrabCAD Print, PreForm, Other)
[ ] Validated G-Code / Sliced File
[ ] Slicing Parameters Verified (Layer Height Optimization, Infill Pattern & Density, Support Structure Integrity, Print Speed & Acceleration, Retraction Settings)
[ ] Estimated Print Duration (Hours)
[ ] Print Orientation Notes
[ ] Engineer/Technician Approval

--- MACHINE CALIBRATION & SETUP ---
[ ] Calibration Date
[ ] Nozzle/Extruder Temperature (°C)
[ ] Build Plate Leveling Status (Level, Unlevel - Requires Adjustment)
[ ] Pre-Print Sensor Check (Level Sensor, Thermistor, Endstop/Limit Switch, Filament Runout Sensor)
[ ] Calibration Certificate/Log Upload
[ ] Technician Verification

--- BUILD PROCESS MONITORING ---
[ ] Print Start Timestamp
[ ] Expected Build Duration
[ ] Print Environment Temperature Status (Stable, Fluctuating, Out of Tolerance)
[ ] Layer Height Verification (mm)
[ ] Observed Anomalies During Build (Layer Shifting, Stringing/Oozing, Warping/Delamination, Under-extrusion, None/Normal)
[ ] Detailed Deviation Notes
[ ] Time-lapse Camera Snapshot/Logs
[ ] Technician Monitoring Verification

--- POST-PROCESSING & FINISHING STANDARDS ---
[ ] Applied Post-Processing Techniques (Support Removal, Chemical Smoothing, UV Curing, Thermal Annealing, Sanding/Polishing, Dyeing/Painting)
[ ] Surface Roughness Observation
[ ] Post-Processing Duration (Minutes)
[ ] Post-Process Inspection Photos
[ ] Final Surface Finish Pass/Fail (Pass, Fail, Requires Rework)
[ ] Technician Validation

--- DIMENSIONAL ACCURACY & TOLERANCE INSPECTION ---
[ ] Inspection Date
[ ] Measured Critical Dimension (mm)
[ ] Allowed Tolerance Deviation (mm)
[ ] Compliance Status (Within Tolerance, Out of Tolerance, Marginal/Requires Review)
[ ] Inspection Report / CMM Data Export
[ ] Discrepancy Notes & Corrective Actions
[ ] Quality Inspector Approval

--- STRUCTURAL INTEGRITY & MECHANICAL TESTING ---
[ ] Tests Performed (Tensile Strength Test, Hardness Test, Impact Resistance Test, Creep Test, Fatigue Testing)
[ ] Measured Tensile Strength (MPa)
[ ] Structural Integrity Status (Pass, Fail, Conditional Pass)
[ ] Defect Observations
[ ] Test Report/Certificate Upload
[ ] Quality Inspector Approval

--- POST-PRINT MATERIAL WASTE & SUSTAINABILITY AUDIT ---
[ ] Audit Date
[ ] Total Weight of Support Material Removed (kg)
[ ] Percentage of Failed Prints (Scrap Rate %)
[ ] Waste Disposal Method (Recycled/Re-extruded, Landfill, Chemical Processing, Third-party Repurposing)
[ ] Sustainability Improvement Observations
[ ] Waste Log/Weight Measurement Photos
[ ] Sustainability Auditor Signature

--- FINAL PART DOCUMENTATION & TRACEABILITY ---
[ ] Date of Completion
[ ] Batch/Lot Number
[ ] Print Status (Passed, Failed, Rework Required)
[ ] Certificate of Conformance (CoC)
[ ] Verification Checks Performed (Dimensional Check, Material Analysis, Surface Finish Check, Structural Integrity Check)
[ ] Quality Assurance Inspector Signature

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