Anti-foaming Powder Additive — Hydrophobic silica

Description

1. Product Overview

Hydrophobic silica-based anti-foaming powder additive is a high-performance defoaming agent engineered to control and eliminate foam formation across demanding industrial processes. It is widely used in chemical processing, coatings, detergents, fermentation, and powder blending systems where foam stability can disrupt efficiency and product quality. The product delivers rapid foam suppression, long-lasting stability, and improved process throughput, making it a critical performance enhancer in modern industrial formulations. Its strategic value lies in reducing downtime, improving yield consistency, and enabling smoother large-scale operations in foam-sensitive environments.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Hydrophobic Silicon Dioxide (SiO₂) modified surface
• Purity Level: ≥ 99% active silica content (industrial grade)
• Physical Form: Free-flowing ultra-fine powder
• Color: White to off-white
• Particle Size: Typically 5–20 μm (customizable grades available)
• Bulk Density: 30–120 g/L (grade-dependent)
• Moisture Content: ≤ 2.0%
• Packaging Options: 10 kg bags, 25 kg multi-layer paper bags, 500 kg / 1 MT jumbo bags
• Shelf Life: 24 months under dry, sealed storage conditions

3. Core Industrial Applications

• Chemical Processing: Controls foam in reactors, mixing tanks, and separation systems
• Detergent & Cleaning Industry: Enhances formulation stability and prevents overflow in high-surfactant systems
• Fermentation & Bioprocessing: Improves oxygen transfer efficiency by reducing biological foam buildup
• Coatings & Paints: Ensures smooth application and defect-free surface finishing
• Powder Blending Systems: Prevents air entrapment and improves flow behavior in dry formulations

This hydrophobic silica additive outperforms conventional liquid defoamers by offering superior dispersion stability, longer-lasting foam control, and compatibility with both aqueous and non-aqueous systems.

4. Competitive Advantages

• High Efficiency Performance: Rapid foam knockdown with sustained suppression effect
• Batch-to-Batch Consistency: Strict quality control ensures uniform industrial performance
• Operational Reliability: Stable under high shear, temperature, and pH variation conditions
• Cost Efficiency: Reduces chemical overdosing and process downtime
• Environmental Compatibility: Low VOC and solvent-free formulation suitable for modern compliance standards
• Supply Assurance: Scalable production capacity for continuous bulk industrial demand
• Technical Documentation: Full COA, MSDS, and application support available for industrial integration

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Container Loading Capacity:
  • 20 ft container: ~10–12 MT (depending on packaging format)
  • 40 ft container: ~20–25 MT (optimized jumbo bag loading available)