4" Wet Diamond Polishing Pads, Granite Marble & Concrete | KAIYI
Professional 4" Wet Diamond Polishing Pads — Factory Direct
Our 4" Wet Diamond Polishing Pads are engineered with a high concentration of industrial diamonds and a heat-resistant resin bond for consistent, high-gloss results on granite, marble, quartz, and concrete.
Key Features:
Full Grit Range (50–3000): Complete progressive sequence from aggressive stock removal to final mirror buffing.
Wet Use: Water cools the pad, removes slurry, and protects the stone surface during polishing.
No-Stain Light Resin: Light-colored resin bond safe for White Carrara, Calacatta, and other light-colored stones — no color bleeding.
High Diamond Concentration: Grade A industrial diamonds for consistent cutting performance across the full grit range.
Universal 4" Hook & Loop Backing: Fits all standard 4" angle grinders and orbital polishers.
Technical Specifications:
| Feature | Details |
| Diameter | 4 Inch (100mm) |
| Grit Options | 50, 100, 200, 400, 800, 1500, 3000 |
| Application | Granite, Marble, Quartz, Concrete, Terrazzo |
| Max RPM | 4,500 RPM (Recommended: 2,000–3,500 RPM) |
| Diamond Concentration | High Concentration (Grade A) |
| Bond Type | Premium Resin Bond — heat-resistant, non-staining |
| Working Layer Thickness | 3.0 mm |
| Matrix Hardness | Medium-Soft (suited for hard stone and high-PSI concrete) |
| Suitable For | Professional stone fabricators, contractors, workshop teams |
Usage Tips
- Hard granite / quartz: Start at 2,000 RPM with Grit #50. Maintain consistent water flow.
- Soft marble / limestone: Increase water flow to clear slurry and prevent staining on delicate surfaces.
- Concrete: Use Grit #50–#200 for stock removal, #800–#3000 for final polish.
Technical FAQ
Can these pads be used dry?
These are wet polishing pads. Water is required to cool the pad and remove slurry. For dry applications, see our dry polishing pad range.
Will these stain light-colored marble?
No. The light-colored, non-staining resin bond is formulated for White Carrara, Calacatta, and similar stones with no color bleed risk.
🏭 Factory Direct — OEM & Bulk Orders Available
Custom logo printing and specific resin formulations available for global distributors.
👉 Contact us for wholesale pricing or samples →
📋 Not Sure Which Pad Is Right for Your Job?
🔗 Related Products
- 4" 3-Step Wet & Dry Diamond Polishing Pads →
- Wet Diamond Polishing Pads — High Gloss →
- 3" & 4" Dry Diamond Polishing Pads →
Brand: KAIYI | MPN: KAIYI-DPF-CUST-06 | Manufacturer: Diamond Pads Factory
⚠️ Safety & Usage Information
- For Professional Use Only: Industrial abrasive tool for trained adults (18+).
- Required Equipment: Use with a compatible angle grinder or orbital polisher. Wear safety goggles, dust mask, and protective gloves.
- Max RPM: Do not exceed 4,500 RPM. Ensure pad is securely attached before operation.
- Keep out of reach of children.