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Aluminum ISO-Mono Valves



Introduction to Aluminum ISO-Mono Valves

Key High proudly manufactures Aluminum ISO-Mono valves. ISO-Mono aluminum valves offer many unique advantages compared to similar stainless steel valves.

Aluminum ISO-Mono valves are built with pride and are quality high vacuum valves. Our Aluminum ISO-Mono valves feature an aluminum valve body, which is machined from a single block of billet aluminum.

Aluminum is light weight, offers superior corrosion resistance and outgasses less than stainless steel naturally.  Additionally, the thermal characteristics of aluminum allow lower bakeout temperatures compared to stainless steel. The unique physical properties of the Aluminum ISO-Mono valves result in base pressures being reached faster, saving time and money.

Since the Aluminum ISO-Mono valves are machined from billet aluminum, the interface dimensions are exact (welding has been eliminated). Entrapment areas / virtual leaks are nonexistent, and the overall weight of the high vacuum system is reduced.

Key High's Aluminum ISO-Mono valves are offered with standard mounting interfaces, manual and pneumatic (spring to close) actuation, and are ready for install upon receipt.


Product information is subject to change without notice. Product images may include options or accessories not included with the base model.


Precision Welded. Performance Proven.
For 50 years, Key High Vacuum Products, Inc. has been a trusted leader in precision-engineered stainless steel high vacuum weldments. With tens of thousands of unique weldments in use—from particle accelerators to industrial leak detectors—our expertise is proven across industries. Rooted in innovation, craftsmanship, and an unwavering commitment to customer satisfaction, we deliver high-quality, customized solutions that drive success. Every day, our team brings a unique blend of passion and precision, ensuring your goals are met with excellence—because your mission matters. Experience the Key High difference.
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Key High Vacuum Products, Inc.
36 Southern Boulevard, Nesconset, NY 11767
1-631-360-3970
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