Home » Vacuum fittings » Bellows Hose » Manual Vacuum Flapper Valve

Manual Vacuum Flapper Valve

labiedal001 February 28, 2020 Bellows Hose, Vacuum fittings

SaveSavedRemoved 0

Deal Score0

53

Deal Score0

Main performance

Leakage rate: ≤ 1.3 × 10-9pa.m3/s;

Applicable pressure range: 1.3 × 10-5pa ~ 3 × 105Pa;

Working medium: air, water vapor, corrosive gas;

Working temperature: fluorogel – 30 ℃ ~ + 150 ℃;

Installation position: any;

Service life: ≥ 100000 times.

Working principle

Screw driven lifting valve plate, clockwise close and anticlockwise open.

Characteristic

Round design, compact structure, beautiful appearance, light weight, small mechanical wear, long service life;

The shaft seal adopts bellows seal;

Easy to install and use, safe and reliable operation;

Large conduction, maximize the efficiency of the pump;

Parts materials

Valve body, bonnet, stem, bellows, 304 or 316L center bracket, Viton “O” ring, clamp, welded joint, handle, etc