





Food Grade Agitator Mechanical Seal for Beverage Mixers
- Food grade agitator mechanical seal for beverage mixers and sanitary tanks. Cartridge double seal, 304/316 stainless steel parts, custom 25-100 mm sizes.
Description:
This food grade agitator mechanical seal is designed for beverage mixers, sanitary mixing tanks, fermentation vessels, and other equipment that requires clean, stable sealing performance. The seal uses a balanced cartridge structure with a double seal and bearing support, helping reduce installation errors and improve running stability on vertical or horizontal agitator shafts.
Fluid Tech Service can customize the seal according to shaft size, installation space, working pressure, cleaning temperature, and material requirements. Standard sizes cover 25 mm to 100 mm, with stainless steel metal parts and optional secondary seal materials for different beverage and food-processing conditions.
Product description:
Our food grade agitator mechanical seal is suitable for beverage production lines where mixers and tanks need reliable sealing during stirring, blending, cleaning, and filling processes. Compared with ordinary component seals, the cartridge design is easier to install and align, which is helpful when the agitator seal chamber has limited space or when maintenance time must be reduced.
The double seal structure provides extra protection for applications where leakage control is important. A bearing-supported design helps maintain shaft stability, while the balanced multi-spring arrangement provides consistent closing force during operation. The seal can be supplied with carbon, silicon carbide, tungsten carbide, or other seal face combinations depending on the medium and operating conditions.
Key features:
– Food grade design for beverage mixers and sanitary agitators
– Cartridge type construction for easier installation and maintenance
– Balanced multi-spring design for stable sealing force
– Double mechanical seal with bearing support
– Stainless steel 304, 316, or Hastelloy metal parts available
– Optional NBR, EPDM, Viton, or other elastomers
– Custom dimensions based on shaft size and equipment drawing
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Our Advantages
Stable sealing for beverage mixers
The balanced double seal structure is designed for stable operation on agitator shafts. It helps control leakage while supporting reliable performance during mixing and cleaning cycles.
Easier maintenance with cartridge construction
The cartridge type design reduces the risk of incorrect assembly. It is suitable for maintenance teams that need faster replacement and more consistent installation results.
Custom design support
The seal can be customized by shaft diameter, installation length, flange size, medium, pressure, temperature, and equipment drawing. This is useful for replacing existing agitator seals or developing a seal for a new mixer.
Material choices for sanitary conditions
Stainless steel 304/316, silicon carbide, tungsten carbide, carbon, EPDM, Viton, and other material options are available to match different beverage and food-processing environments.
Production Process
Production Line
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