Piston Seals

Varitef

Varitef is an active single-acting sealing element which consists of a PTFE seal and a stainless steel spring as preload element. Extraordinary high temperature range and sterilizable.

67

Varitef KV

Single acting sealing element, PTFE sealing, stainless steel spring as preload element, exceptionally high temperature areas, media resistance, slow rotary movements ...
product details
fields of application
static
dynamic
single-acting
double-acting
linear
rotatory
oscillating
main use
valves, pumps, dosage apparatus, food and medical technology
materials
metal, PTFE, PTFE with filling material
technical data
material
PTFE with filling material, stainless steel spring as preload element
pressure up to 35 MPa
temperature -150°C / +225°C (material dependent)
speed up to 20 m/s
product details

68

Varitef KH

Single acting sealing element, PTFE sealing, a stainless steel spiral spring as preload element, high temperature and media resistance range, sterilizability, slow rotory movements ... 
product details
fields of application
static
dynamic
single-acting
double-acting
linear
rotatory
oscillating
main use
valves, pumps, dosage apparatus, food and medical technology
materials
metal, PTFE, PTFE with filling material
technical data
material
PTFE with filling material, stainless steel spring as preload element
pressure up to 35 Mpa
temperature -150°C / +225°C (material dependent)
speed up to 20 m/s
product details

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