Antifoaming Agent

Antifoaming Agent

      Antifoam agents are critical additives in lubricants that rapidly collapse foam by reducing surface tension. Key functions include:

Included Products

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Wind Farms in Wales

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Wind Farms in Wales

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Wind Farms in Wales

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Wind Farms in Wales

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Wind Farms in Wales

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Wind Farms in Wales

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Classification:

Product

Application

Composite Antifoam T921

Multi-grade engine oils, gear oils, hydraulic fluids, industrial lubricants, full/semi-synthetic oils, coolants.

Composite Antifoam T922

Water-Soluble Antifoam

High-Speed Gearboxes: Complies with AGMA 9005-E02 foam standards.

Hydraulic Systems: Meets Denison HF-0 foam control requirements.

Marine Engines: Foam suppression in seawater-contaminated environments.

Food Machinery: NSF H1-certified silicone-free formulations.

Parameter

Specification Range

Test Method

Foam Tendency (ml)

I:10 / II:20 / III:5

ASTM D892

Defoaming Time (s)

≤3

ISO 6247

High-Temperature Stability (150°C, h)

≥500

SH/T 0450

Silicon Content (ppm)

≤5

ASTM D5185

Golden Ratio Formula for Antifoam Dosage:
Antifoam dosage (ppm) = Base oil foaming tendency index × 0.5 + System agitation intensity coefficient × 10

Operational Guidelines:

Silicone-Based Agents: Require pre-dilution (1:9 dilution ratio).

Addition Temperature: Maintain at 50–60°C.

Mixing Prohibition: Avoid direct mixing with high-alkaline additives (interval >20 minutes).