Yixing Cleanwater Chemicals Co.,Ltd.
                                                                                                           
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Weak Anionic Organic Silicon Defoamer 500-4000 mPa.s Viscosity GB/T 26527-2011 Industrial Grade

Price Negotiable
Price: Negotiable
MOQ: 1 MT
Delivery Time: 5-8 work days
Brand: clean water
Product Description
Product Overview

Weak anionic organic silicon defoamer with viscosity range of 500-4000 mPa.s, manufactured in compliance with GB/T 26527-2011 standard. This high-performance defoaming agent effectively controls foam in various industrial applications.

Technical Specifications
Parameter Specification
Organic Silicon Content ≥90%
Appearance White or light yellow emulsion
pH Value 6.5-8.5
Emulsion Ionic Type Weak Anionic
Appropriate Thickener 10-30°C water thickening
Standard Compliance GB/T 26527-2011
Key Features
  • Formulated with polysiloxane, modified polysiloxane, silicone resin, white carbon black, dispersing agent and stabilizer
  • Maintains excellent foam elimination and suppression at low concentrations
  • Outstanding foam suppression performance across various applications
  • Easily dispersible in water systems
  • Excellent compatibility with foaming media
  • Helps prevent microbial growth in systems
Application Guidelines
Dosage & Usage

Add defoamer after foam generation as foam suppression component. Recommended dosage ranges from 10 to 1000 PPM depending on specific system requirements. Optimal quantity should be determined through customer testing.

Application Methods
  • Can be used directly or after proper dilution
  • For direct use: Add directly to foaming system with thorough mixing and dispersion
  • For dilution: Do not add water directly to prevent layering and demulsification
Important Note: Incorrect dilution methods (direct water addition) may cause product separation and affect quality. Manufacturer is not responsible for consequences of improper dilution procedures.
Industrial Applications
  • Paper manufacturing: Chemical pulping, high temperature vacuum or pressure defoaming in pulp washing machines
  • Textile industry: Alkali refining agent, treatment process inhibition and elimination
  • Circuit board cleaning processes
  • Mining industry: Oil mud defoaming during processing
  • Textile printing and dyeing operations
  • Agricultural chemical formulations
Safety Information
  • Avoid contact with eyes, skin, and clothing
  • If contact occurs, wash immediately with plenty of water
  • Refer to Material Safety Data Sheet (MSDS) for complete handling and hazard information
Packaging & Storage

Available in 25kg/drum, 200kg/drum, and 1000kg/IBC container options.

Storage Conditions
  • Store in tightly closed containers at approximately 25°C environment
  • Do not introduce foreign materials during use
  • If product appears unusual, stir thoroughly before use
  • Effective in water phase systems below 100°C
Shelf Life

6 months from date of manufacture when stored under proper conditions.

Organic silicon defoamer product packaging and appearance

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Yixing Cleanwater Chemicals Co.,Ltd.
Location South of Niujia bridge,Guanlin town,Yixing,Jiangsu Province,China
Contact Person Joy

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