By the end of this chapter, you will be able to:
Mastering these skills will help you produce high-quality, professional results that are valued in any workshop or trade environment.
Type: Individual
| Tools & Equipment | Materials |
|---|---|
| Hand file | 150mm x 100mm x 5mm mild steel plate |
| Sandpaper (grit sizes 120, 220, 400) | Polishing compound |
| Cotton polishing cloth |
| S/N | Item | Quantity |
|---|---|---|
| 1 | 150mm x 100mm x 5mm mild steel plate | 1 Pc per Candidate |
| 2 | Sandpaper (grit sizes 120, 220, 400) | 3 sheets per Candidate |
| 3 | Polishing compound (200g) | 200 g per Candidate |
| 4 | Cotton polishing cloth | 2 pcs per Candidate |
| 5 | Hand file | 1 Pc per Candidate |
| 6 | Gloves | 1 pair per Candidate |
| 7 | Safety goggles | 1 pair per Candidate |
| 8 | Overall/Overcoat | 1 Pc per Candidate |
| Items to be Evaluated | Marks Available | Marks Obtained | Comments |
|---|---|---|---|
| TASK 1: Preparation and Safety | |||
| Wore personal protective equipment: gloves, safety goggles, overall (Award 1 mark for each PPE worn correctly) | 3 | ||
| Assembled all tools and materials at the work station (Award 1 mark for correct and complete assembly) | 1 | ||
| Sub-Total | 4 | ||
| TASK 2: Surface Preparation | |||
| Removed surface irregularities and burrs using hand file (Award 2 marks for effective and even filing) | 2 | ||
| Used sandpaper grit 120 to smooth the surface evenly (Award 2 marks for consistent sanding without gouges) | 2 | ||
| Progressed sanding using grit 220 then grit 400 achieving finer finish (Award 1 mark each grit for proper use and surface improvement) | 3 | ||
| Sub-Total | 7 | ||
| TASK 3: Polishing | |||
| Applied polishing compound evenly on the surface (Award 2 marks for correct and even application) | 2 | ||
| Hand polished the plate with cotton cloth to obtain a shiny finish (Award 3 marks for uniform shine and smoothness) | 3 | ||
| Cleaned and presented the polished plate without residue (Award 1 mark for cleanliness and proper presentation) | 1 | ||
| Sub-Total | 6 | ||
| TASK 4: Waste Disposal and Housekeeping | |||
| Disposed of used sandpaper and polishing waste according to workshop procedures (Award 1 mark for correct waste disposal) | 1 | ||
| Cleaned work area and returned tools to designated places (Award 1 mark for proper housekeeping) | 1 | ||
| Sub-Total | 2 | ||
| PRODUCT CHECKLIST | |||
| Polished plate surface is smooth, free of scratches and has a uniform shiny finish (Award up to 5 marks for surface quality, smoothness and shine) | 5 | ||
| Plate dimensions remain as 150mm x 100mm x 5mm within ±0.5mm tolerance (Award up to 3 marks for maintaining correct dimensions) | 3 | ||
| Sub-Total | 8 | ||
| GRAND TOTAL | 27 | ||
Type: Individual
| Tools & Equipment | Materials |
|---|---|
| Polishing machine (Orbital sander 240V) | Wooden tabletop 600mm x 600mm x 25mm |
| Polishing pads (medium and fine grit) | Wood polishing compound (paste) |
| Clean cotton cloths | |
| Gloves | |
| Safety boots | |
| Overall/Overcoat | |
| Safety goggles | |
| Dust mask |
| S/N | Item | Quantity |
|---|---|---|
| 1 | Safety boots | 1 pair per Candidate |
| 2 | Overall/Overcoat | 1 per Candidate |
| 3 | Safety goggles | 1 pair per Candidate |
| 4 | Dust mask | 1 per Candidate |
| 5 | Polishing machine (Orbital sander 240V) | 1 per Workstation |
| 6 | Polishing pads (medium and fine grit) | 2 pcs per Candidate |
| 7 | Wooden tabletop 600mm x 600mm x 25mm | 1 pc per Candidate |
| 8 | Wood polishing compound (paste) | 200g per Candidate |
| 9 | Clean cotton cloths | 3 pcs per Candidate |
| 10 | Gloves | 1 pair per Candidate |
| Items to be Evaluated | Marks Available | Marks Obtained | Comments |
|---|---|---|---|
| TASK 1: Preparation and Safety | |||
| Wore safety boots correctly (Award 1 mark or zero) | 1 | ||
| Wore overall/overcoat appropriately (Award 1 mark or zero) | 1 | ||
| Wore safety goggles and dust mask (Award 1 mark or zero) | 1 | ||
| Wore gloves correctly (Award 1 mark or zero) | 1 | ||
| Assembled polishing machine with appropriate polishing pad (Award 2 marks or zero) | 2 | ||
| Checked the wooden tabletop for defects before polishing (Award 1 mark or zero) | 1 | ||
| Sub-Total | 7 | ||
| TASK 2: Machine Polishing Process | |||
| Applied polishing compound evenly on the wooden surface (Award 2 marks or zero) | 2 | ||
| Operated the polishing machine smoothly over the entire surface without gouging (Award 3 marks or zero) | 3 | ||
| Used medium grit pad first and then switched to fine grit pad correctly (Award 2 marks or zero) | 2 | ||
| Cleaned the surface with cotton cloth after polishing (Award 1 mark or zero) | 1 | ||
| Maintained a clean and safe working area during and after polishing (Award 1 mark or zero) | 1 | ||
| Sub-Total | 9 | ||
| PRODUCT CHECKLIST | |||
| Wooden tabletop surface is smooth and free from scratches or gouges (Award 3 marks or zero) | 3 | ||
| Surface has a uniform glossy finish across entire 600mm x 600mm area (Award 3 marks or zero) | 3 | ||
| Dimensions of tabletop remain consistent at 600mm x 600mm x 25mm with no damage (Award 2 marks or zero) | 2 | ||
| Sub-Total | 8 | ||
| GRAND TOTAL | 24 | ||
At the start of this chapter we promised you would be able to:
Tick each one you can genuinely do.
So, are you there yet?
You're competent when you can confidently do 50% or more of what this chapter promised.
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