
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.
Varitef KV
Single acting sealing element, PTFE sealing, stainless steel spring as preload element, exceptionally high temperature areas, media resistance ...
product details
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 |
Varitef KH
Single acting sealing element, PTFE sealing, a stainless steel spiral spring as preload element, high temperature and media resistance range, sterilizability ...
product details
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 |