Gear Wafer PTFE Lined Butterfly Valve

The Gear Wafer PTFE Lined Butterfly Valve is manufactured by Waits Valve in Zhejiang, China. The valve plate and seat are lined with PTFE and are suitable for strong corrosive media such as hydrochloric acid, nitric acid, hydrofluoric acid, liquid chlorine, sulfuric acid, and aqua regia in industries such as oil and gas, petrochemicals, mining, metallurgy, hydropower stations, pharmaceuticals, papermaking, and environmental protection.

Design

Adopting ductile iron or CF8M valve body

Fluorine rubber backed PTFE valve seat

PTFE coated or polished 316SS valve plate

316SS valve stem, welded to valve plate

Hot melt adhesive epoxy coating

Advantage

The treatment of integrated valve stem/plate can eliminate crevice corrosion and improve product safety

The dynamic load self-adjusting seal can be tightly closed, reducing maintenance

The combination of elastic valve seat backing can provide flexibility and improve sealing performance

Gear Wafer PTFE Lined Butterfly Valve can have its seat replaced on-site, minimizing downtime to the greatest extent possible

The installation method that complies with ISO 5211 standard can directly install various actuators

Clamp or ear flange, suitable for various installation types

Handle with slotted plate and locking device to ensure the safety of operators and maintenance personnel

Options and Accessories

PTFE valve seat material can be optionally equipped with various backings, including BUNA-N, EPDM, or AFLAS, to meet process compatibility requirements

Pneumatic or electric actuators that can achieve automatic or remote control

The Gear Wafer PTFE Lined Butterfly Valve features a gearbox and sprocket for easy manual operation

Switch box is used for valve position feedback

Positioner used for process flow control

characteristic:

Gear Wafer PTFE Lined Butterfly Valve has excellent chemical stability, high temperature and cold resistance, and low friction coefficient.