CERAMICS BOM CLAY COMPOSITION CHECKLIST

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--- CLAY SOURCE IDENTIFICATION ---
[ ] Supplier Name
[ ] Mine/Quarry Location (if known)
[ ] Clay Type (e.g., Kaolinite, Ball Clay, Bentonite) (Kaolinite, Ball Clay, Bentonite, Other)
[ ] Lot/Batch Number
[ ] Date of Receipt
[ ] Supplier Certificate of Analysis (COA)

--- MINERALOGICAL ANALYSIS ---
[ ] Kaolinite (%)
[ ] Illite (%)
[ ] Smectite (%)
[ ] Quartz (%)
[ ] Feldspar (%)
[ ] Identification Method (X-Ray Diffraction (XRD), Optical Microscopy, Chemical Analysis)
[ ] Notes/Observations

--- PARTICLE SIZE DISTRIBUTION ---
[ ] D10 Value (10th Percentile)
[ ] D50 Value (Median)
[ ] D90 Value (90th Percentile)
[ ] Particle Size Distribution Graph
[ ] Mean Particle Size
[ ] Standard Deviation of Particle Size
[ ] Measurement Method (Laser Diffraction, Sieve Analysis, Microscopy)

--- ORGANIC CONTENT ---
[ ] Total Organic Carbon (TOC) (%)
[ ] Humic Substances (%)
[ ] Fulvic Acid Content (%)
[ ] Lignin Content (%)
[ ] Organic Matter Source (Peat, Wood, Plant Debris, Unknown)
[ ] Notes on Organic Matter Characteristics

--- IMPURITIES ANALYSIS ---
[ ] Iron Oxide Content (%)
[ ] Quartz Content (%)
[ ] Titanium Dioxide Content (%)
[ ] Type of Feldspar Present (Albite, Orthoclase, Sanidine, Microcline)
[ ] Description of Visible Impurities
[ ] Microscopy Image of Impurities
[ ] Calcium Carbonate Content (%)

--- WATER CONTENT ---
[ ] Initial Water Content (%)
[ ] Water Content After Drying (24 hours) (%)
[ ] Target Water Content (%)
[ ] Drying Method Used
[ ] Temperature During Drying (°C)
[ ] Date of Water Content Measurement
[ ] Time of Water Content Measurement

--- PH LEVEL ---
[ ] Measured pH Value
[ ] Measurement Method (pH Meter, Indicator Paper)
[ ] Calibration Solution Used (if applicable)
[ ] Date of Measurement
[ ] Time of Measurement

--- PLASTICITY AND WORKABILITY ---
[ ] Plasticity Index (PI)
[ ] Wet Leg Strength (psi)
[ ] Dry Leg Strength (psi)
[ ] Visual Assessment of Workability (Excellent, Good, Fair, Poor)
[ ] Qualitative Observations on Workability

--- CONSISTENCY WITH SPECIFICATION ---
[ ] Kaolinite Percentage
[ ] Quartz Content (ppm)
[ ] Iron Oxide Content (%)
[ ] Clay Grade (Commercial, Industrial, Refractory)
[ ] Specification Version (Version 1.0, Version 1.1, Version 2.0)
[ ] Meets Specification? ([object Object])

--- DOCUMENTATION & TRACEABILITY ---
[ ] Clay Composition Analysis Date
[ ] Analysis Methodology Description
[ ] Laboratory Performing Analysis (Lab A, Lab B, Lab C)
[ ] Analysis Report Number
[ ] Attach Analysis Report
[ ] Deviations from Standard Procedure (if any)
[ ] Verified By (QA Manager, Production Supervisor, Ceramics Engineer)
[ ] Verification Date

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