- Monocrystalline Diamond Abrasive: Each particle is a complete single crystal, providing sharp cutting edges and stable polishing performance.
- High Cutting Efficiency: Sharp crystal edges enable effective micro-cutting and controlled material removal.
- Excellent Wear Resistance: Dense crystal structure ensures slow wear and long service life during polishing.
- Consistent Surface Finish: Uniform diamond dispersion helps achieve repeatable surface quality and good gloss.
- Thermal Stability: Maintains performance under friction heat generated in precision polishing processes.
Monocrystalline Diamond Paste
20+ Years Experience
Ultra-Precision Quality
Customized Solutions
Monocrystalline Diamond Paste is a high-performance polishing compound formulated with high-strength synthetic single-crystal diamond powder, precisely processed through milling, classification, and purification. Each abrasive grain retains a complete monocrystalline structure, delivering sharp cutting edges, excellent wear resistance, and stable polishing behavior. This paste is designed for precision polishing where high gloss, dimensional accuracy, and controlled material removal are required, making it suitable for metals, hard alloys, ceramics, optical glass, and other hard or brittle materials.
Features
Specifications
- Binder Type:
- Oil-Based Diamond Paste: Provides excellent lubrication and heat dissipation, helping reduce scratch risk during long polishing cycles. Best suited for metals, cemented carbides, moulds, and precision components, especially in dry or extended polishing applications.
- Water-Based Diamond Paste: Offers fast cooling, easy cleanup, and no oily residue. Suitable for glass, ceramics, semiconductors, and clean processes where residue control is important.
- Concentration Options:
- Light (10%–20%): Fine finishing and mirror polishing.
- Medium (20%–50%): General precision polishing.
- Heavy (50%–90%): High-efficiency material removal.
Diamond Polishing Paste Particle Size Chart
| USA Standard ANSI B74-1981 |
Japan Standard JIS6002-63 |
Chinese Standard JB/T17990-1790 |
Median Size (D50 μm) |
Monocrystalline (Appearance) |
Polycrystalline (Appearance) |
Degree of Polishing |
|---|---|---|---|---|---|---|
| 30–40 | 450# | W40 | 29–32 | Light Grey | – | Coarse polishing |
| 20–30 | 700# | W28 | 20–30 | Standard polishing | ||
| 12–22 | 1000# | W20 | 15.0–17.0 | |||
| 7–14 | 1300# | W14 | 9.1–10.5 | Black | ||
| 5–10 | 2000# | W10 | 6.5–7.3 | |||
| 4–8 | 3000# | W7 | 5.0–6.0 | Fine polishing | ||
| 3–6 | 4000# | W5 | 3.5–4.5 | |||
| 2–4 | 6000# | W3.5 | 2.2–2.6 | |||
| 1–3 | 10000# | W2.5 | 1.6–1.8 | Mirror finish polishing | ||
| 1–2 | 12000# | W1.5 | 1.1–1.3 | |||
| 0–1 | 15000# | W1.0 | 0.6–0.8 | |||
| 0–0.5 | 30000# | W0.5 | 0.2–0.3 |
Applications
Cemented Carbides
Used for precision polishing of hard and wear-resistant carbide materials.
- Tungsten carbide cutting tool polishing
- Carbide mold and die surface finishing
- Precision carbide component lapping
Mold & Die
Applied in high-precision finishing of mold and die materials with high surface quality requirements.
- Mold steel mirror polishing for improved surface integrity
- Precision die cavity surface finishing with controlled roughness
- Wear-resistant tooling surface preparation
Optical & Optoelectronic
Used for achieving high-gloss and controlled surface quality on optical materials.
- Optical glass fine polishing with excellent surface smoothness
- Lens and prism surface finishing for high optical clarity
- Optoelectronic component precision polishing
Glass & Gemstone
Suitable for controlled polishing of hard and brittle non-metallic materials.
- Optical and technical glass polishing
- Crystal and gemstone fine finishing
- Decorative and functional glass surface treatment
Ceramic Manufacturing
Applied in polishing and finishing of advanced ceramic materials.
- Structural and technical ceramic polishing
- Ceramic component surface finishing
- Hard and brittle ceramic lapping processes
Cutting Tool & Abrasives
Used as a finishing abrasive in tool manufacturing and reconditioning.
- Cutting edge polishing of superhard tools
- Tool reconditioning and refurbishment
- Precision abrasive finishing applications