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◼PRODUCT DESCRIPTION
AFC-8500E is a new type of silicone defoamer. This product has outstanding defoaming performance in high temperature and strong alkaline environment, and can effectively prevent foam regeneration. It has good alkali resistance and high temperature resistance.
◼FEATURES
Long-lasting foam suppression under strong alkali and high temperature conditions.
Good stability under strong alkali and high temperature conditions.
Wide versatility, can replace imported products.
High-concentration products are suitable for dilution, processing and sales by textile auxiliary manufacturers.
◼APPLICATION AREA
High concentration product, suitable for dilution processing and sales.

Shanghai Guanru Chemical Co., Ltd. is a professional chemical manufacturer specializing in the research, development, production, and sale of high-performance defoaming agents and papermaking additives. With a focus on superior product quality and professional technical service, we have a global presence and are a trusted partner to clients across numerous industrial sectors.
1. Core Business:
Defoaming Agents: We provide high-efficiency defoamers and antifoaming agents suitable for a variety of systems and processes.
Papermaking Additives: We offer professional chemical solutions for the entire papermaking process, improving paper quality and production efficiency.
2. Core Application Areas:
Our products are widely used in the following key industries, effectively solving foam control challenges during production and optimizing process performance:
Paper and Pulping: Used in cooking, washing, bleaching, and papermaking processes to improve production efficiency and paper quality.
Wastewater Treatment: Effectively eliminates large amounts of foam generated during aeration and mixing processes, ensuring stable operation of treatment systems.
Paper Coating: Used in coating formulation and coating processes to prevent surface defects caused by foam.
Textile Printing and Dyeing: Used in pre-treatment, dyeing, printing, and finishing processes to prevent defects caused by foam.
Petroleum Industry: Used in drilling, oil and gas separation, and wastewater treatment processes to ensure safe and smooth production.
3. Our Strengths:
Technical Expertise: Deep industry expertise and a profound understanding of the process requirements of various application areas.
Consistent Quality: A rigorous quality control system ensures consistent and reliable performance in every batch of products.
Global Vision: Our products are exported internationally, serving numerous well-known domestic and international companies.
Customer Focus: We provide responsive, professional technical support and customized services.
Shanghai Guanru Chemical has always been committed to creating value for customers and enhancing the competitiveness of their products with innovative chemical solutions.

◼Can the AFC-8500E handle high-temperature and high-alkali process environments, such as desizing, scouring, or dyeing?
Yes, the AFC-8500E is designed for high-temperature, high-alkaline environments. It maintains excellent defoaming and anti-foaming properties and system stability even at pH > 14 and temperatures exceeding 130°C, making it fully suitable for high-alkaline treatment processes such as desizing and refining.
◼How long does the anti-foaming effect of AFC-8500E last during continuous processing?
This product uses special structured silicone and stabilization technology, with long-lasting anti-foaming performance, which can cover the entire processing cycle from pre-treatment to water washing, effectively avoiding the impact of process continuity caused by the addition of defoaming agents in the middle.
◼Will adding AFC-8500E to industrial cleaning agents affect the cleaning power or transparency of the cleaning agents?
No, this product has good compatibility with common surfactants and additives, does not affect the main performance and appearance transparency of the cleaning agent, and can effectively suppress the foam generated by surfactants during the cleaning process.
◼As an additive manufacturer, can we directly purchase high-concentration stock solutions for dilution and compounding?
Yes, AFC-8500E is available in high-concentration formulations, making it easier for additive manufacturers to dilute and compound according to their own formulations, reducing costs and increasing product development flexibility.
◼If usage problems arise, can technical support and application evaluation be provided?
We can provide customers with comprehensive technical support and on-site application guidance, optimize the addition plan according to actual working conditions, and ensure the best defoaming effect and system compatibility.
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