Title: How to use putty powder - a complete guide from purchase to construction
Putty powder is an indispensable material in decoration, used for leveling walls, filling gaps, etc. In recent years, with the popularity of DIY decoration, the use of putty powder has become a hot topic. This article will combine the hot content on the Internet in the past 10 days to provide you with a structured guide to the use of putty powder.
1. Types and applicable scenarios of putty powder
| Type | Features | Applicable scenarios |
|---|---|---|
| Ordinary putty powder | Low cost and easy to construct | Ordinary interior walls |
| Water-resistant putty powder | Good moisture resistance | Wet areas such as kitchens and bathrooms |
| Elastic putty powder | Strong crack resistance | Walls that are prone to cracking |
2. Key points for purchasing putty powder
According to the hot discussion on the Internet, you should pay attention to the following points when purchasing putty powder:
| Purchasing indicators | Suggestions |
|---|---|
| Environmental protection | Choose products that comply with GB 18582-2020 standards |
| Brand | Give priority to well-known brands such as Nippon Paint and Dulux |
| shelf life | Generally no more than 12 months |
| packaging | Check whether the packaging is intact and whether there are any signs of moisture |
3. How to use putty powder
1.Basic treatment: Remove dust and oil stains from the wall and repair obvious cracks.
2.Mix putty: Add water according to the product instructions and mix, then let it sit for 10-15 minutes.
| Putty type | Gouache ratio | Stirring time |
|---|---|---|
| Ordinary putty | 1:0.4-0.5 | 3-5 minutes |
| Water resistant putty | 1:0.3-0.4 | 5-7 minutes |
3.Scraping construction:
- First pass: thick batch to fill in obvious unevenness
- Second pass: Thin batch, fine leveling
- Interval time between passes: 4-6 hours (depending on ambient humidity)
4.Polished treatment: After the last coat of putty is dry, sand it with 240-400 grit sandpaper.
4. Frequently Asked Questions (from recent hot discussions)
| question | solution |
|---|---|
| Putty cracking | The base layer is not properly treated and needs to be repaired again |
| foaming | Uneven mixing or the base layer is too dry |
| fall off | The base layer is not cleaned or the putty quality is poor |
5. Construction precautions
1. The construction environment temperature should be between 5-35℃.
2. The putty prepared each time should be used up within 2 hours.
3. Maintain ventilation after construction, but avoid direct strong wind.
4. Wear a dust mask when sanding.
6. Market conditions of putty powder (recent data)
| Brand | Specifications | Price range (yuan) | heat index |
|---|---|---|---|
| Nippon Paint | 20kg | 45-65 | ★★★★★ |
| Dulux | 20kg | 50-70 | ★★★★☆ |
| three trees | 20kg | 40-60 | ★★★☆☆ |
Conclusion:
The correct use of putty powder is the key to ensuring the quality of the wall. With this structured guide, I hope it will help you get the job done better. The recently popular environmentally friendly putty and quick-drying putty are worthy of attention. You can choose the appropriate product according to actual needs.
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