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Pusher seals
Pulace

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・Stationary seat and/or seal face replaceable
・Can be adopted under positive pressure or under back pressure
・Operation in vacuum without additional seat locking possible

Feature

・Single seal
・Balanced
・Independent of direction of rotation
・Stationary multiple springs
・Springs and pins not in contact with the medium

Product specification example

<Materials>
Seal face : Silicon carbide (Q1)

Seat: Tangsten carbide (U7)

Secondary seals: EPDM (E)
Metal parts: CrNiMo steel 316 (G)

 

<Operating range>
Pressure: p = 10 bar (145 PSI)
Temperature: t = -35 °C … +130 °C (-31 °F … 266 °F)
Sliding velocity: vg = 20 m/s (66 ft/s)
Viscosity: … 100 Pa·s
Solids content: … 20wt. %

 

<Recommended applications>
Sugar industry
Pulp and paper industry
Highly concentrated black water
Green water
White water
Pulp suspensions
Chemical solutions
Alkaline solutions
Slurries
Highly viscous liquids
Raw sludge pumps
Thick juice pumps
Conveying and bottling of dairy products

 

 

※Applicable ranges shown in the product introduction are limit values for each standard material.
Applicable ranges, performance data and figures can serve only as a guide for selection and therefore in actual use there will be some cases where general specifications cannot be applied due to unknown factors or constraints. Please check the applicability before use.
The contents are subject to change without notice for improvement.

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Product name:Pusher seals
Pulace

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