Meant as shutoff device for installation at pipelines with medium pressure from 0,2 up to 0,4 MPa (from 2 up to 4 kgf/cm2).
Connection Ц flanges.
Full tight Shut-off.
Low flow resistance factor - 0,1.
Leak-free shutoff of the valve provide with elastic deformation of the rubber sleeve by air supply Poper 0,6 MPa (6 kgs/cm2) into the valve's body.
Direction of working medium - any.
Working medium: liquid, viscous and pulpiform, aggressive and not aggressive media.
Temperature of working medium up to 60OC.
Main parts material: body - aluminium, sleeve - rubber compound.