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Sample characterization
| Variable | Percent | |
|---|---|---|
| Company size | Small: 10 – 80 employees | 76,1 % |
| Company sector | Technical article companies | 9,9 % |
| Certification standard | ISO 9001 | 20,7 % |
Questionnaire items
| Question | Description |
|---|---|
| Company size | Small: 10 – 80 employees |
| Company sector | Technical article companies |
| Certification standard | ISO 9001 |
| LSS tools and methodologies implemented | Installation of balancing production line; calculation of the cycle time; visual management; 5S; training; just in time; LSS Culture acceptance; Kanban; SMED (single minute exchange of die); VSM (Value Stream Mapping); TPM (total productive maintenance); Kaizen; VOC (voice of the customer); DMAIC (dene, measure, analyse, improve, control); FMEA (failure mode and effect analysis); PDCA (plan, do, check, act); Pareto; CTQ (critical to quality); Kano; Identification of bottlenecks. |
| Critical success factors | The involvement and commitment of top management |
| LSS tools improve ISO 9OO1? | None |
| Main improvements with ISO 9001 certification, LSS tools and methods | Reduction of quality problem |
Comparison of the impact of the certification on the success of LSS project implementation in the different textile SMEs
| Key metrics used | A | B | C | D | ||||
|---|---|---|---|---|---|---|---|---|
| Before improvement | After improvement | Before improvement | After improvement | Before improvement | After improvement | Before improvement | After improvement | |
| Z-Sigma | 2.9 | 4.15 | 2 | 4,68 | 1.35 | 2.2 | 0.7 | 2 |
| Cp | 0.69 | 1.38 | 1.47 | 1.56 | 0.45 | 0.96 | 0.2 | 1.47 |
| DPMO | 80762 | 4661 | 308770 | 967 | 581814 | 242071 | 780000 | 308538 |
| Cycle time(min) | 19.92 | 19.2 | 32.4 | 31 | 12.78 | 12.5 | 10.34 | 10 |
| non-value added time(min) | 18916 | 15900 | 17280 | 13440 | 16080 | 16000 | 10000 | 9980 |
List of textile SMEs
| SME | Workforce | Sector | Certification |
|---|---|---|---|
| A | 35 | Technical article (automotive articles) | ISO 9001: 2008 |
| B | 75 | Technical article (paramedical and orthopaedic articles) | ISO 9001: 2008 |
| C | 200 | Mixed articles | None |
| D | 201 | Mixed article companies | None |