AFP-50T Non-silicone defoamer

We are a manufacturer of defoamers. Our AFP-50T is a highly effective, non-silicone defoamer specifically designed to address stubborn foaming issues in industrial production. It quickly breaks bubbles and persistently suppresses foam regeneration. This product is particularly suitable for paper coating systems, effectively preventing surface defects such as silicon spots and craters that are common with traditional silicone defoamers, ensuring coating uniformity and product quality.

Product Description


AFP-50T is a non-silicone defoamer. Its main components are fatty acid esters, organic hydroxyl compounds, and other additives. It is mainly used to eliminate harmful foam in paper coatings. It has the outstanding advantages of wide applicability, fast defoaming speed, long-lasting anti-foaming time and good solubility in the system.


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Features of the AFP-50T non-silicone defoamer


Excellent effect in eliminating tiny bubbles

Fast defoaming speed and long-lasting foam suppression

Wide applicability

Will not produce silicon spots, shrinkage holes, etc


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Application areas 


Paper coating process


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Product Parameters


Appearance

Milky white uniform liquid

PH

3-7

Viscosity (25℃)

40-1000Pa.s

Solid content

≥99%

Density

0.8-1.1g/ml



Product Effects



Defoaming agent for coating process



          Before                  After


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Our factory


Automated production of defoamers and antifoamers


Advanced equipment

Strict quality control

Flexible customization


Our modern production bases, located in Anhui and Hangzhou, have multiple fully automated and semi-automated production lines with an annual capacity of up to 12,000 tons. This ensures that we implement strict closed-loop control over every step of each batch of products, from raw material input and synthesis reaction to emulsification, homogenization, testing, and filling.


Guanru Paper Chemicals Production Plant


Paper additives and defoamer factory


Packaging and Shipping


Steel-plastic structure, robust and durable, leak-proof, ensuring safe factory operations.

Internationally recognized safe packaging solution.


Antifoaming agent IBC drum packaging


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FAQ


Formula design


Non-silicone defoamers are typically formulated from a variety of ingredients, including polyethers, fatty alcohols, and mineral oils. These ingredients possess a good balance of hydrophilic and hydrophobic properties, enabling rapid dispersion in water. For example, polyether-based non-silicone defoamers, through a specialized emulsification process, can form a stable emulsion system, enabling uniform distribution during the papermaking process.


What is the typical dosage of non-silicone defoamers?


The addition amount is typically very low, generally ranging from 0.05% to 0.5%. The optimal addition amount needs to be determined experimentally, as excessive addition may lead to compatibility problems (such as oil shrinkage and turbidity).


How can I add a non-silicone defoamer to achieve the best results?


Timing: It is best to add it early in the production process (e.g., before grinding) to ensure adequate dispersion.

Method: Add slowly with low-speed stirring to avoid trapping it in the system due to vigorous agitation, which would affect efficiency.

Dilution: Some high-viscosity defoamers can be appropriately diluted with the system solvent before addition to improve dispersibility.

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