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ES-32 Ethyl Silicate

Most Popular Grade | Balanced Performance

✓ In Stock ⚡ Sample Available 🏆 Best Seller
SiO₂ Content: 31.5-32.5%
CAS Number: 78-10-4
Formula: Si(OC₂H₅)₄
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SiO₂ Content
31.5-32.5%
Optimal Balance
Appearance
Clear
Colorless Liquid
Density
0.93-0.95
g/cm³ @ 20°C
Purity
99.5%
ISO Grade

Applications

ES-32 is the most versatile ethyl silicate grade, suitable for a wide range of industrial applications.

High-Temperature Coatings

ES-32 provides excellent thermal stability and bonding properties for demanding coating applications.

  • Thermal Stability: Maintains integrity at temperatures exceeding 500°C
  • Superior Bonding: Excellent adhesion to metal substrates including steel, aluminum, and titanium
  • Weather Resistance: Ideal for outdoor applications with long-term exposure to harsh conditions
  • Anti-Corrosion: Provides protective barrier against rust and chemical attack
  • Marine Applications: Suitable for offshore and marine environments

Precision Casting

Industry-standard binder for investment casting and ceramic shell manufacturing.

  • Investment Casting: Primary binder for ceramic shell molds in aerospace and automotive parts
  • Excellent Bonding: Creates strong, stable ceramic shells with minimal defects
  • Controlled Viscosity: Easy to apply and process at room temperature
  • Clean Burnout: Leaves minimal residue after firing, ensuring quality castings
  • Complex Geometries: Enables production of intricate, high-precision components

Adhesives & Sealants

Enhances performance of industrial adhesives and sealant formulations.

  • Adhesion Promoter: Improves bonding between dissimilar materials
  • Flexibility: Maintains bond integrity under thermal cycling and mechanical stress
  • Chemical Resistance: Protects against solvents, acids, and alkalis
  • Construction Sealants: Used in high-performance building sealant formulations
  • Automotive Applications: Suitable for under-hood and structural bonding applications

Refractory Materials

Critical component in high-temperature refractory systems.

  • Binder System: Creates strong bonds in refractory brick and castable formulations
  • High-Temperature Performance: Maintains structural integrity in furnaces and kilns
  • Thermal Shock Resistance: Withstands rapid temperature changes without cracking
  • Industrial Furnaces: Used in steel, glass, and ceramic manufacturing equipment
  • Insulation Systems: Enhances performance of high-temperature insulation materials

Technical Specifications

Detailed chemical and physical properties of ES-32 Ethyl Silicate.

Parameter Specification Test Method
SiO₂ Content 31.5 - 32.5% GB/T 14091
Appearance Colorless transparent liquid Visual inspection
Density (20°C) 0.93 - 0.95 g/cm³ GB/T 4472
Viscosity (20°C) Customizable (2-6 mPa·s typical) GB/T 2794
Purity ≥ 99.5% GC Analysis
Water Content ≤ 0.1% Karl Fischer
Acidity (as Acetic Acid) ≤ 0.01% Titration
Chloride Content ≤ 5 ppm Ion Chromatography
Boiling Range 165 - 168°C Distillation
Flash Point ≥ 43°C Closed cup method
Packaging 200L Steel Drum / 1000L IBC UN 1993
Storage Cool, dry, ventilated area away from water -

Why Choose ES-32?

The most popular ethyl silicate grade for good reason.

⚖️

Optimal Balance

Perfect SiO₂ content (32%) provides the ideal balance between performance and cost-effectiveness for most applications.

🔄

Versatile

Works across multiple industries - coatings, casting, adhesives, and refractory applications with consistent results.

🌍

Industry Standard

Most widely used grade globally, with established formulations and extensive application data available.

💰

Cost Effective

Best price-to-performance ratio in the ethyl silicate family, offering excellent value for volume users.

Technical Resources

Download comprehensive documentation for ES-32 Ethyl Silicate.

📄

Technical Datasheet (TDS)

Complete specifications and properties

Available upon request
⚠️

Safety Data Sheet (MSDS)

Handling and safety information

Available upon request
✅

Certificate of Analysis (COA)

Quality assurance documentation

Available upon request

Request Technical Documents: All technical documentation is available in PDF format. Please contact our team to receive TDS, MSDS, and COA files for this product. Documents will be provided within 24 hours.

Also Consider

Other ethyl silicate grades that may suit your specific needs.

🧪

ES-28 Ethyl Silicate

Fast drying grade with 28% SiO₂. Ideal for quick-cure applications and thin film coatings.

🧪

ES-40 Ethyl Silicate

High solids grade with 40% SiO₂. Low VOC option for environmentally conscious applications.

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Electronic Grade TEOS

Ultra-high purity (99.999%) for semiconductor CVD/ALD processes and chip manufacturing.

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