Mechanical Seal Options - PROCESSTEC ViscoTwin 130 G8 Operation & Maintenance Manual

1.4.6 Mechanical Seal Options

Different mechanical sealing surfaces and elastomers are available for the
and design are selected based on application.
For easy handling, the
assembly errors and damages to the sealing surfaces.
For a long service life, please follow the operating conditions the mechanical seals are designed for.
has mechanical seals for various pressure and temperature requirements available.
Processtec
Design Options
Mechanical seals for the
• Single Acting Mechanical Seals (SAMS)
• Double Acting Mechanical Seals (DAMS)
Available sealing surfaces in the product area:
• Silicon Carbide (SIC)
• Tungsten Carbide knife edge (TC)
Available Elastomers in the product area:
• FKM (standard)
• EPDM for high temperature without fat content
• FFKM (special applications for high temperature, fat content, and stress)
The mechanical seals are designed to withstand a product area pressure of up to 400 psi. High pressure
seals can be used when the product area pressure can reach up to 630 psi, however, these seals can
only be used in a specially designed HPHT (High Pressure, High Temperature) ViscoTwin. Please contact
for more information on our High-Pressure pumps.
Processtec
Page 12
ViscoTwin 130 G8
is designed to use a fully pre-assembled cartridge seal to prevent
ViscoTwin
are categorized as follows:
1. ABOUT VISCOTWIN SCREW PUMPS
ViscoTwin G8
pumps. Material
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