The Global Diamond Polishing Liquid Market was valued at USD 312.7 Million in 2023 and is projected to reach USD 458.3 Million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.6% during the forecast period (2024–2030). This expansion is fueled by escalating semiconductor demand, advanced optics manufacturing, and stringent surface quality requirements across high-tech industries.

As nanometer-scale finishing becomes mission-critical for semiconductors and advanced materials, diamond polishing solutions are undergoing rapid innovation. This analysis examines the Top 10 Diamond Polishing Liquid Manufacturers driving technological advancements in precision surface engineering worldwide.

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🔟 1. Saint-Gobain Surface Solutions

Headquarters: Courbevoie, France
Key Offering: Diamond colloidal suspensions and slurries

Saint-Gobain’s abrasives division delivers premium polishing solutions for semiconductor wafer fabrication and optical component manufacturing, with formulations engineered for sub-nanometer surface finishes.

Technical Capabilities:

• Broad particle size range (50nm to 9µm)
• Proprietary dispersion stabilization technology
• Custom formulations for III-V semiconductor processing

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9️⃣ 2. Engis Corporation

Headquarters: Hawthorn Woods, Illinois, USA
Key Offering: Hyperion diamond polishing systems

With 85+ years in precision finishing, Engis manufactures diamond slurries that set industry benchmarks for ceramic and composite material polishing in aerospace and automotive applications.

Technical Capabilities:

• pH-stable formulations for extended bath life
• Proprietary particle charge control technology
• Integrated equipment-abrasive solutions

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8️⃣ 3. Kemet International

Headquarters: Maidstone, UK
Key Offering: KemetSupersperse diamond compounds

Kemet’s diamond suspensions are formulated for ultra-precise optical and semiconductor substrate finishing, with viscosity-optimized carriers for automated dispensing systems.

Technical Capabilities:

• Multi-modal particle distributions
• Low-defect formulations for IC manufacturing
• Real-time polishing parameter monitoring

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7️⃣ 4. Microdiamant AG

Headquarters: Lengwil, Switzerland
Key Offering: Premium micron and sub-micron diamond suspensions

This Swiss precision manufacturer specializes in luxury material finishing solutions, with diamond fluids optimized for watch components, gemstones, and specialized optics.

Technical Capabilities:

• Sub-100nm diamond particle technology
• Material-specific formulations (sapphire, zirconia, etc.)
• Binder-free pure diamond concentrates

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6️⃣ 5. Allied High Tech Products

Headquarters: Rancho Dominguez, California, USA
Key Offering: Metallographic polishing suspensions

A leader in materials preparation, Allied develops diamond polishing fluids specifically for electron microscopy sample preparation and failure analysis laboratories.

Technical Capabilities:

• Agglomeration-controlled diamond particles
• Low-embedment formulations
• Automated viscosity maintenance systems

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5️⃣ 6. NanoDiamond Products

Headquarters: Wilmington, Delaware, USA
Key Offering: Detonation nanodiamond dispersions

Specializing in ultra-fine (4-10nm) diamond technologies, NanoDiamond Products supplies polishing solutions for next-generation semiconductor packaging and MEMS applications.

Technical Capabilities:

• Detonation synthesis production method
• Surface-modified diamond nanoparticles
• Crystallographic plane-specific polishing

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4️⃣ 7. ILJIN Diamond

Headquarters: Seoul, South Korea
Key Offering: Ultra-fine diamond slurries

As a key supplier to Samsung and SK Hynix, ILJIN develops polishing fluids optimized for silicon wafer backgrinding and compound semiconductor processing.

Technical Capabilities:

• High-purity synthetic diamond powders
• Defect-reducing additive packages
• In-situ cleaning formulations

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3️⃣ 8. Lapmaster International

Headquarters: Mount Prospect, Illinois, USA
Key Offering: Diamond lapping compounds

Lapmaster manufactures polishing fluids specifically engineered for their precision lapping systems, achieving exceptional flatness in semiconductor substrate processing.

Technical Capabilities:

• Precision particle sizing (+/- 5%)
• Dynamic viscosity control
• Automated concentration monitoring

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2️⃣ 9. Beijing Grish Hitech

Headquarters: Beijing, China
Key Offering: Silicon wafer polishing fluids

This leading Chinese manufacturer supplies polishing solutions for domestic semiconductor fabs, with strong adoption in silicon carbide and gallium nitride processing.

Technical Capabilities:

• Cost-optimized formulations
• Local raw material sourcing
• 200mm and 300mm wafer solutions

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1️⃣ 10. Dopa Diamond Tools

Headquarters: Haryana, India
Key Offering: Industrial diamond polishing compounds

Dopa provides economical polishing solutions for sapphire ingot processing and LED manufacturing, with growing penetration across Asian semiconductor operations.

Technical Capabilities:

• High-concentration formulations
• Water-based carrier systems
• Bulk supply for production scaling

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🔬 Future Outlook: Next-Generation Polishing Technology

The diamond polishing liquid sector is evolving to address emerging challenges in advanced semiconductor nodes, ultra-precision optics, and novel substrate materials.

📈 Critical Market Trends:

• Development of atomic-level planarization solutions for sub-3nm nodes
• Rising demand for defect-free polishing in power electronics manufacturing
• Smart formulation integration with Industry 4.0 polishing systems
• Increasing adoption of mono-disperse diamond particle technology

Get Full Report Here: Global Diamond Polishing Liquid Market – View in Detailed Research Report

The profiled companies are spearheading innovations that will define the future of precision surface engineering across semiconductor, optical, and advanced materials industries.