1. Pengenalan
The TBK 938S Desktop Grinding Polishing Machine is a professional screen polishing repair equipment designed for efficient scratch removal on mobile phone and watch screens. This compact, single-station machine offers intelligent control and ease of use, restoring screens to their original smooth condition by thinning the glass to the deepest scratches.
It is capable of polishing all mobile phone screens and back covers, as well as removing scratches from Apple Watch screens.

2. Maklumat Keselamatan
Please read and understand all safety instructions before operating the machine. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Sentiasa pastikan mesin dibumikan dengan betul.
- Jangan kendalikan mesin dengan tangan basah atau dalam keadaanamp syarat.
- Keep polishing powder and fluids away from eyes and skin. Use appropriate personal protective equipment (PPE) such as gloves and safety glasses.
- Ensure adequate ventilation when using the machine and any chemical agents.
- Do not attempt to modify or repair the machine yourself. Refer to qualified service personnel.
- Jauhkan kanak-kanak dan kakitangan yang tidak dibenarkan dari kawasan operasi.
- Putuskan sambungan kuasa sebelum melakukan sebarang penyelenggaraan atau pembersihan.
3. Kandungan Pakej
Sahkan bahawa semua item yang disenaraikan di bawah disertakan dalam pakej anda:
- 1 x TBK 938S Desktop Grinding Polishing Machine
- 10 x Waterproof Moulds (compatible with 6-14Pro Max models)
- 2 x Waterproof Adhesive (30ml)
- 1 x Polishing Powder (500g)
- 1 x Waterproof Glue Gun
- 1 x Oleophobic Coating (20ml)
- 1 x Sanding Blanker

4. Spesifikasi
| Ciri | Spesifikasi |
|---|---|
| Jenama | TBK |
| Model | 938S |
| Voltage | 110-220V |
| kuasa | 200W |
| Kaedah Kawalan | PLC touch |
| Stesen Kerja | Single station |
| Machine Size (L×W×H) | 300mm × 300mm × 300mm |
| Berat Mesin | 25kg |
| Saiz Pakej (L×W×H) | 400mm × 400mm × 400mm |
| Berat Pakej | 31kg |
| bahan | Keluli Vanadium Chrome |
| Permohonan 1 | Able to polish all mobile phone screens and back cover |
| Permohonan 2 | For Apple Watch Screen Scratch Removal |
| Ciri 1 | Scratch polish |
| Ciri 2 | Kawalan pintar |
| Ciri 3 | Small size, usability-easy to use |

5. Persediaan
Before operating the TBK 938S, ensure it is placed on a stable, level surface and connected to a power source matching the specified voltage (110-220V).
- Prepare Polishing Fluid: Mix the provided polishing powder with water in a suitable container until a consistent fluid is achieved.
- Fill Water Pump: Place the suction pipe of the machine's water pump into the container with the prepared polishing fluid.
- Sambungkan Kuasa: Plug the machine into a compatible power outlet.

6. Arahan Operasi
Follow these steps to polish a screen using the TBK 938S:
- Sediakan Peranti: Ensure the mobile phone or watch screen to be polished is clean and free of debris.
- Apply Waterproof Adhesive: Use the provided waterproof glue gun and adhesive to seal the edges of the device, protecting internal components from moisture during polishing.
- Perform UV Curing: Place the sealed device into a UV curing box (e.g., TBK605, not included with this product) to cure the waterproof adhesive.
- Select Polishing Mode: On the machine's touch display, select the appropriate polishing time (e.g., 5 min for small scratches, 10 min for medium, 15 min for large) based on the scratch intensity. Consult customer service for specific scratch depth and polishing time recommendations if unsure.
- Place Device in Machine: Carefully place the device into the polishing mold, then insert the mold with the device into the polishing area of the machine. Ensure it is securely positioned.
- Mula Menggilap: Close the machine lid and press the 'Start' button on the touch display. The machine will begin the polishing process, circulating the polishing fluid.
- Pantau Kemajuan: The display will show a countdown timer. Wait for the polishing process to complete.
- Remove and Clean: Once the timer finishes, open the lid, remove the device, and wipe it clean with the sanding blanker.
- Apply Oleophobic Coating (Optional): For an enhanced finish, apply the oleophobic coating to the screen.
- Apply Tempered Film (Optional): The evenly polished surface allows for easy application of a tempered film.


Video 1: Demonstration of the TBK 938S Screen Polishing Machine in operation.
7. Penyelenggaraan
- Pembersihan tetap: After each use, clean the polishing area and any components that came into contact with the polishing fluid to prevent buildup and ensure optimal performance.
- Pengurusan Cecair: Regularly check the polishing fluid level and consistency. Replace or replenish as needed.
- Mould Care: Clean the waterproof moulds thoroughly after each use. Store them properly to prevent damage.
- Pemeriksaan Am: Periodically inspect the machine for any signs of wear or damage. Ensure all connections are secure.
8. Penyelesaian masalah
If you encounter issues with your TBK 938S, refer to the following common problems and solutions:
- Mesin Tidak Berkuasa:
- Check if the power cable is securely connected to both the machine and the power outlet.
- Ensure the power switch on the machine's rear panel is in the 'ON' position. - Polishing Not Effective:
- Verify that the correct polishing time was selected for the scratch depth.
- Ensure the polishing fluid has the correct consistency (powder to water ratio).
- Check if the polishing fluid is adequately supplied to the polishing area. - Uneven Polishing:
- Ensure the device is correctly seated in the polishing mold and the mold is properly placed in the machine.
- Check for any obstructions in the polishing area. - Bunyi/Getaran Berlebihan:
- Ensure the machine is on a stable and level surface.
- Check for any loose parts or foreign objects inside the polishing chamber.
Untuk isu berterusan yang tidak diliputi di sini, sila hubungi khidmat pelanggan.
9. Petua Pengguna
- Mould Compatibility: The included waterproof moulds are designed for specific phone models (6-14Pro Max). Ensure you use the correct mould for your device to achieve optimal results and prevent damage. If you need moulds for other device references, they may be available separately.
- Polishing Time: Experiment with different polishing times for various scratch depths on test materials before working on a valuable device. Shallow scratches require less time, while deeper scratches need longer polishing durations.
- Fluid Consistency: Maintaining the correct consistency of the polishing fluid is crucial for effective scratch removal. Too thick or too thin a mixture can impact performance.
10. Waranti & Sokongan
The TBK 938S Desktop Grinding Polishing Machine comes with a 1-year warranty from the date of purchase, covering manufacturing defects. Please retain your proof of purchase for warranty claims.
For technical support, inquiries about screen repair materials, cellphone parts, or other repair tools and machines, please contact our customer service. You can reach us via Whatsapp at +86 18307179609.




