How to self-paint your car: Hot topics and practical guides on the Internet in the past 10 days
Recently, DIY car repair has become a hot topic, especially the use of self-painting. This article will combine the hot content on the Internet in the past 10 days to provide you with a detailed analysis of the operating steps, precautions and common problems of car self-painting, helping you to easily complete the repair of your car.
1. Inventory of popular car repair topics in the past 10 days

| Ranking | hot topics | Search volume (10,000) | main focus |
|---|---|---|---|
| 1 | Car paint scratch repair | 45.6 | Low cost DIY method |
| 2 | Self-painting brand comparison | 32.1 | Effect durability evaluation |
| 3 | Maintenance tips after painting | 28.7 | How to avoid secondary damage |
| 4 | color matching puzzle | 25.3 | Original color difference solution |
2. The whole process of car self-painting operation
1. Preparation
• Clean surfaces: use specialized cleaners to remove oil and wax layers
• Sanding treatment: Sand around the scratches with 400-600 grit sandpaper
• Masking protection: Use masking paper and newspapers to cover non-construction areas
2. Detailed explanation of spray painting steps
| steps | Operational points | Recommended duration |
|---|---|---|
| Primer spraying | Distance 20cm, thin layer multiple times | 10 minutes interval |
| Paint spraying | Sweep spray left and right, overlap 30% | 2-3 floors |
| Varnish treatment | final protective layer | 24 hours curing |
3. Solutions to common problems
•Orange peel texture: The spray gun distance is too far, it should be kept at 15-20cm
•sagging phenomenon: Immediately wipe with a clean cloth and spray lightly again
•The color difference is obvious: It is recommended to test the color in a hidden place first
3. Performance comparison of popular brands
| brand | Drying time | Coverage | price range |
|---|---|---|---|
| PlastiKote | 15 minutes | Excellent | 80-120 yuan |
| Rust-Oleum | 30 minutes | Good | 60-90 yuan |
| Domestic Sanhe | 20 minutes | in | 30-50 yuan |
4. Professional suggestions and precautions
1. Environmental control: The optimal construction temperature is 15-25℃ and the humidity is less than 70%
2. Safety protection: Be sure to wear N95 masks and goggles
3. Post-processing: Avoid car washing or exposure to the sun within 48 hours
4. Effect maintenance: It is recommended to wax every six months to protect the paint surface.
Through the above systematic operation guide and data analysis, even novices can complete professional self-painting operations. According to hot discussions on the Internet, the correct use of self-painting can save about 70% of maintenance costs. This is also an important reason why this topic has continued to heat up recently. It is recommended that users watch more teaching videos before actual operation and choose a time period when the weather is stable for construction.
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