Gear Operated PTFE Lined Butterfly Valve
Resistant
Sealing
Operation
Long Life
The Gear Operated PTFE Lined Butterfly Valve is a heavy-duty quarter-turn valve designed for manual flow control in corrosive chemical applications. Equipped with a worm gear operator and PTFE-lined body and disc, it offers smooth operation, excellent chemical resistance, bubble-tight sealing, and long service life. It is widely used in chemical processing, pharmaceutical plants, fertilizer industries, water treatment, and other industrial applications handling aggressive chemicals and corrosive media.
Specifications
Operation
Manual Gear Operated
Pressure Rating
PN10 / PN16 / Class 150 (Application Dependent)
Lining Material
PTFE
Temperature Range
Application & PTFE Grade Dependent
Size Range
DN50 to DN600 (Application Dependent)
Body Material
Cast Iron / Ductile Iron / Carbon Steel / Stainless Steel
Seat / Sealing
PTFE / Resilient Sealing
Accessories
Manual Override / Limit Switch / Positioner / AFR
Product Images
Frequently Ask Questions
No. With proper installation and periodic inspection, Gear Operated PTFE Lined Butterfly Valves require minimal maintenance and provide long service life.
A worm gear operator reduces operating torque, making large butterfly valves easier to open and close with greater control.
Alis Valves manufactures and supplies Gear Operated PTFE Lined Butterfly Valves for chemical processing, pharmaceutical, fertilizer, water treatment, chlorine, acid, alkali, solvent and other corrosive industrial applications.
It is suitable for acids, alkalis, chlorine, solvents, corrosive chemicals, and other aggressive industrial fluids.
It is a manually operated butterfly valve with a PTFE-lined body and disc and worm gear operator, designed primarily for isolation and control of corrosive chemical media.
