EVAC Tapered Flanges
High vacuum seals are formed with a standard ISO centering ring/O- ring assembly and an elastomer seal EVAC chain clamp. UHV seals are formed with a metal seal chain clamp and an aluminum seal. Both blank and bored 304 stainless steel versions are available from stock in 80 and 100mm sizes for 3 and 4 inch OD tube sizes, respectively. Flanges for tube sizes up to 28 inches OD or metric tube sizes can be supplied upon request.