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Document ID
QC-2025-12-16-TS
Quality Control Department
Testing of tinplate from INDUMET Belgium, TATA STEEL for the production of drawn cans
QC Laboratory, Industrial Zone
December 16, 2025
QC Team members
Table 1. Receiving control of tinplate
| Roll Number | Sample | Temper | Dimensions | Thickness | Tin Coating | Hardness (HR) |
|---|---|---|---|---|---|---|
| 091291797001 2.0/2.0 | 1500 sheets | TH 550 | 0.165x910x886 TPS | 0.165-0.166 | 2.0/2.04 2.12/2.08 |
73.5-73.0 |
QUALITY CONTROL LABORATORY | INDUSTRIAL REPORT | PAGE 1 OF 3
Document ID
QC-2025-12-16-TS
Table 2. Tin and Chromium coating values
| Sample Zone | Free Tin (g/m²) | Tin Alloy (g/m²) | Total Tin (g/m²) | Chromium (mg/m²) |
|---|---|---|---|---|
| 1. (Face) | 0.93 / 1.11 / 0.93 | 0.9 / 0.86 / 0.85 | 1.83 / 1.97 / 1.78 | 3.2 |
| 1. (Back) | 0.88 / 0.85 / 0.88 | 0.88 / 0.9 / 0.88 | 1.76 / 1.75 / 1.76 | 3.0 |
Table 4. Lacquering parameters
| Operation | Lacquer ID | Wet Weight [g/sh] | Temperature Zones [°C] | Speed (t/h) |
|---|---|---|---|---|
| Pre-print | Stamp 818964 | 17 g/sh | 185-193-190 | 5000-5300 |
| Protective Lacquer | Silver 815766 | 12 g/sh | 155-163-160 | 5000-5300 |
| Internal Lacquer | Alu 816123 | 10 g/sh | 195-203-200 | 5000-5300 |
QUALITY CONTROL LABORATORY | INDUSTRIAL REPORT | PAGE 2 OF 3
Document ID
QC-2025-12-16-TS
Figure 1. Adhesion Control
Figure 2. Hydrolysis Test Result
Prepared by:
Date of Completion:
Stamp and Authorized Signature:
Quality Manager Office
QUALITY CONTROL LABORATORY | INDUSTRIAL REPORT | PAGE 3 OF 3