Features: 1. Soft, flexible, easy to bend, vibration absorbing 2. It has already passed the helium leakage test
With our competitive pricing and fulfillment time, we are confident that we can underbid other online/offline scientific vacuum instruments vendors.
Various sizes for your choice (300mm/11.81 inch, 500mm/19.68 inch, 600mm/23.62 inch, 800mm/31.49 inch, 1000mm/39.37 inch, 1500mm/59.05 inch, 2000mm/78.74 inch,3000mm/118.11inch) to accommodate any application.
These Metal Hose Bellows Flex Coupling vacuum fittings follow ISO-KF standards. They are unsheathed and butt welded. 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.
1.All products will be inspected by Helium leak detector.Helium leak detector 1*10-10 at least.
2.Packing will protect the working plane's roughness and the whole product,Our Roughness is 2-6 according custom.
Packing & Shipping
1.Standard Payment Term:30% deposit before mass production,70% balance before shipment. 2.Online Trade Alibaba Service. 3.More Payment Term Support:T/T,PayPal,Western Union.
Q1: What is your best surface roughness. A1 :We can do surface roughness 2-6,So it is 2, also some time we can try better than 2. Q2 :Are you a factory or trading company? A2 :We are factory,and We specialize in the production of vacuum CNC parts and related derivatives Q3 :Would you provide sample? A3: According to our company's rule, sample is freely provided, but freight cost need to be paid by your esteemed company.And we will return the cost to you when you place the first order with us. Q4 :What's your delivery time? A4 :About 20 days after the receipt of payment,depends on the quantity. Q5 :How about the payment. A5 :≤1000USD 100%T/T,>1000USD 30%deposit,70% before shipment.