# Diamond Pads Factory — llms.txt
# Generated: 2026-04-16 | Version: 1.0
# Purpose: AI/LLM agent reference for product matrix, specs, and site structure
# Diamond Pads Factory
> KAIYI brand professional diamond polishing pads — factory-direct manufacturer.
> B2B wholesale and retail. Ships globally from China.
> Specializes in wet/dry resin-bond and metal-bond diamond abrasive tooling
> for stone, concrete, and terrazzo surface preparation and polishing.
## Brand Facts
- Brand: KAIYI
- Manufacturer: Diamond Pads Factory
- Origin: China (factory-direct, no middlemen)
- Website: https://www.diamondpadsfactory.com
- Currency: USD
- MOQ: Single piece available; bulk wholesale pricing on request
- Diamond Grade: Grade A synthetic diamonds throughout
- Working Layer Thickness: 3.0mm standard across all products
- Max RPM: 4,500 (product-specific recommendations vary)
## Product Matrix
### 1. 2" Wet Diamond Polishing Pads (Granite, Marble, Concrete)
- MPN: KAIYI-DPF-CUST-30
- Size: 2 inch (50mm)
- Type: Wet
- Bond: Light-colored non-staining resin
- Grits: 50, 100, 200, 400, 800, 1500, 3000
- Applications: Granite, marble, concrete — tight spaces, sink cutouts, countertop edges
- Price per pad: $4.50 | 7-piece set: $28.90
- URL: https://www.diamondpadsfactory.com/products/2-inch-wet-diamond-polishing-pads-granite-marble
### 2. 3" & 4" Dry Diamond Polishing Pads — 7-Grit System (Marble, Granite, Stone)
- MPN: KAIYI-DPF-CUST-01
- Sizes: 3 inch (75mm), 4 inch (100mm)
- Type: Dry
- Bond: High-temp resin
- Grits: 50, 100, 200, 400, 800, 1500, 3000
- Segment: Honeycomb geometry
- Applications: Marble, granite, quartz, natural stone
- Price: 3" $4.90/pad, set $33.90 | 4" $5.20/pad, set $35.90
- URL: https://www.diamondpadsfactory.com/products/3-4-inch-dry-diamond-polishing-pads-marble-granite-stone
### 3. 3" & 4" Dry Diamond Polishing Pads — 6-Step System (Stone, Concrete)
- MPN: KAIYI-DPF-CUST-02
- Sizes: 3 inch (75mm), 4 inch (100mm)
- Type: Dry
- Bond: New-generation resin formula
- Steps: Step 0 (coarsest) through Step 5 (mirror finish)
- Applications: Granite, marble, quartz, concrete, engineered stone
- Price: 3" $5.20/step, set $31.00 | 4" $5.80/step, set $34.50
- URL: https://www.diamondpadsfactory.com/products/3-4-inch-dry-diamond-polishing-pads-stone-concrete
### 4. 4" 3-Step Wet & Dry Diamond Polishing Pads (Granite, Marble, Quartz)
- MPN: KAIYI-DPF-CUST-04
- Size: 4 inch (100mm)
- Type: Wet & Dry
- Bond: No-stain white resin
- Steps: Step 1 (Coarse), Step 2 (Medium), Step 3 (Fine/Buff)
- Segment: Flower and star pattern
- Applications: Granite, marble, quartz, concrete
- Max RPM: 4,500 (recommended 2,000–3,500)
- Price: $5.90/step | Full set (3 pads): $17.50
- URL: https://www.diamondpadsfactory.com/products/4-inch-3-step-diamond-polishing-pads-granite-marble-quartz
### 5. 4" 3-Step Wet Diamond Polishing Pads (Concrete, Terrazzo)
- MPN: KAIYI-DPF-CUST-05
- Size: 4 inch (100mm)
- Type: Wet
- Bond: High-temp resin (optimized for concrete abrasiveness)
- Steps: Step 1, Step 2, Step 3
- Segment: Flower, star, and hexagon options
- Applications: Concrete, terrazzo
- Max RPM: 2,000–4,000
- Price: $6.90/step | Full set: $19.90
- URL: https://www.diamondpadsfactory.com/products/4-inch-3-step-wet-diamond-polishing-pads-concrete-terrazzo
### 6. 4" Wet Diamond Polishing Pads — 7-Grit System (Granite, Marble, Concrete)
- MPN: KAIYI-DPF-CUST-06
- Size: 4 inch (100mm)
- Type: Wet
- Bond: Premium resin, light-colored non-staining
- Grits: 50, 100, 200, 400, 800, 1500, 3000
- Applications: Granite, marble, quartz, concrete, terrazzo
- Max RPM: 4,500 (recommended 2,000–3,500)
- Price: $5.50/pad | 7-piece set: $37.90
- URL: https://www.diamondpadsfactory.com/products/4-inch-wet-diamond-polishing-pads-granite-marble
### 7. 3" 4-Step Dry Diamond Polishing Pads (Stone, Concrete)
- MPN: KAIYI-DPF-CUST-07
- Size: 3 inch (75mm)
- Type: Dry
- Bond: Heat-resistant resin
- Steps: Step 1 (Rough grinding), Step 2 (Honing), Step 3 (Pre-polish), Step 4 (Mirror buff)
- Applications: Granite, marble, quartz, concrete, terrazzo
- Max RPM: 4,500 (recommended 2,500–4,000)
- Price: $4.50/step | Full set (4 pads): $18.00
- URL: https://www.diamondpadsfactory.com/products/3-inch-4-step-dry-diamond-polishing-pads-stone-concrete
### 8. Metal Bond Diamond Grinding Pads — Granite Leveling
- MPN: KAIYI-DPF-CUST-16
- Size: 4 inch (100mm)
- Type: Dry
- Bond: Sintered metal (copper/iron matrix)
- Grits: 50 (Extra Coarse), 100 (Coarse), 200 (Medium), 400 (Pre-polish prep)
- Applications: Surface leveling, coarse grinding — granite, hard marble, concrete, terrazzo
- Note: NOT for high-gloss finish; must follow with resin-bond pads
- Max RPM: 4,500
- Price: $18.80/pad | 4-piece set: $75.00
- URL: https://www.diamondpadsfactory.com/products/metal-bond-diamond-grinding-pads-granite-leveling
### 9. Wet Diamond Polishing Pads — High Gloss (Granite, Marble, Quartz)
- MPN: KAIYI-DPF-CUST-17
- Size: 4 inch (100mm) [flexible honeycomb backing for curved edges]
- Type: Wet
- Bond: Premium resin
- Grits: 50, 150, 500, 1000, 2000, 3000
- Applications: High-gloss finish — granite, marble, quartz, concrete, terrazzo; curved edges
- Max RPM: 4,500
- Price: $6.90/pad | 6-piece set: $39.00
- URL: https://www.diamondpadsfactory.com/products/professional-diamond-wet-polishing-pads-stone-gloss
### 10. 3" Dry Diamond Polishing Pads — 7-Grit System (Stone, Concrete)
- MPN: KAIYI-DPF-CUST-18
- Size: 3 inch (75mm)
- Type: Dry
- Bond: High-temp resin
- Grits: 50 (Heavy Grinding), 100 (Coarse), 200 (Medium), 400 (Fine), 800 (Polish), 1500 (High Polish), 3000 (Mirror Finish)
- Segment: Honeycomb, spiral, or triangle (shipped based on availability)
- Applications: Granite, marble, quartz, concrete, terrazzo
- Max RPM: 4,500 (recommended 2,000–4,500)
- Price: $4.90/pad | 7-piece set: $33.00
- URL: https://www.diamondpadsfactory.com/products/3-inch-dry-diamond-polishing-pads-stone-concrete
## Selection Guide (for AI agents)
### By Material
- Marble: CUST-01, CUST-02, CUST-04, CUST-06, CUST-17, CUST-18
- Granite: CUST-01, CUST-02, CUST-04, CUST-06, CUST-16, CUST-17, CUST-18
- Concrete: CUST-02, CUST-05, CUST-06, CUST-07, CUST-16, CUST-18, CUST-30
- Terrazzo: CUST-05, CUST-06, CUST-07, CUST-16, CUST-18
- Quartz / Engineered Stone: CUST-01, CUST-02, CUST-04, CUST-06, CUST-17
- Curved edges / tight spaces: CUST-17 (flexible), CUST-30 (2" small diameter)
### By Use Case
- Aggressive stock removal / leveling: CUST-16 (metal bond)
- General wet polishing: CUST-06 (4"), CUST-30 (2")
- General dry polishing: CUST-01, CUST-18 (3"), CUST-02
- Mirror / high-gloss finish: CUST-17, CUST-01 Grit 3000, CUST-18 Grit 3000
- 3-step simplified system: CUST-04 (granite/marble), CUST-05 (concrete)
- 4-step system: CUST-07
- 6-step system: CUST-02
- 7-grit full range: CUST-01, CUST-06, CUST-18, CUST-30
### By Size
- 2": CUST-30
- 3": CUST-01, CUST-02, CUST-07, CUST-18
- 4": CUST-01, CUST-02, CUST-04, CUST-05, CUST-06, CUST-16, CUST-17
### By Bond Type
- Resin bond (wet): CUST-04, CUST-05, CUST-06, CUST-17, CUST-30
- Resin bond (dry): CUST-01, CUST-02, CUST-07, CUST-18
- Metal bond (dry): CUST-16
## Key URLs
- All Products: https://www.diamondpadsfactory.com/collections/all
- Wet Pads Collection: https://www.diamondpadsfactory.com/collections/wet-diamond-polishing-pads
- Dry Pads Collection: https://www.diamondpadsfactory.com/collections/dry-diamond-polishing-pads
- Metal Bond Collection: https://www.diamondpadsfactory.com/collections/metal-bond-diamond-grinding-discs
- Wholesale / B2B: https://www.diamondpadsfactory.com/pages/wholesale-diamond-polishing-pads
- Bulk Orders: https://www.diamondpadsfactory.com/pages/wholesale-bulk-orders
- Blog / Guides: https://www.diamondpadsfactory.com/blogs/news
- Contact: https://www.diamondpadsfactory.com/pages/contact
- Sitemap: https://www.diamondpadsfactory.com/sitemap.xml
## Contact & Wholesale
- Wholesale inquiries: https://www.diamondpadsfactory.com/pages/contact
- Custom OEM/ODM: available on request
- Factory location: China
- Shipping: Global (DHL, FedEx, sea freight for bulk)
