Home Payment Delivery details Terms of sales About us Contact us Store search Store category You may also like KF25 flange vacuum bellow hose 300mm SS304 + 2 set Al clamp ring & center ring Product Description This Combo 3 package included following1. 1pcs 300mm (11.8") KF25 flange vacuum bellow2. 2 sets of Aluminum clamp ring & centering ring with O-ringIf you just need bellow hose only, please click the link bellowKF25 flange vacuum bellow, made of SS304Vacuum Bellow Specification1. Both size KF25 Flange / ISO-KF Flange Size: KF25, NW-252. End to end Length300mm (11.8")3. Made of Stainless Steel 3044. Wall thickness = 0.2mm and this makes the bellow bendable and twistable4. Finely polished Flange for high vacuum application5. Delicate welding to ensure integrity and reliability6. Plastic flange protective cap is included to avoid flange scratching during transportationClamp ring & Centering ring Specification1. For KF25 range / ISO-KF Flange Size: KF25, NW-252.Made of Aluminum3.O-ring material (Buna-N)Background info of ISO-KF flange KF flange is commonly used to build foreline vacuum plumbing and process systems. They are often called quick flange fittings because they are quick to assemble. A circumferential clamp and centering ring form the vacuum seal between the connecting flanges (please see top right figure - click to enlarge). The centering ring contains a rubber elastomer o-ring. The standard sizes for quick flange fittings are KF-10, KF-16, KF-25, KF-40, and KF-50 with flange size larger it becomes ISO-LF63, ISO-LF80, ISO-LF100, ISO-LF160 Payment Delivery details Terms of sales About us Contact us Payment Please pay via Paypal. Delivery details Hong Kong to USA/UK/Canada Courier Delivery Days Handling time < USD 200 e-packet HKG 7-14 days 1-2 Business days > USD 200 DHL 4 - 8 days 1-2 Business days Hong Kong to Russia Courier Delivery Days Handling time < USD 250e-packet HKG 14 - 30 days 1-2 Business days > USD 250Other Courier14 - 30 days1-2 Business daysOther locations will be handled in case by case basis. Terms of sales Return acceptable within 14 days if you receive a defective productContact seller for details. About us Get-Trade-HK is a branch of Brownian motion technology (HK). We formed by a group of engineers worked in tsmc, UMC, SMIC & DuPont before. We specialize in Vacuum technology (vacuum parts, pump & local scrubbers) Semiconductor & solar cell equipment (CVD, PVD & RTP) Digital equipment 10% Academic discount will be offered if your delivery address is University and academic institute. Please contact seller for details.