Cherne Launches Line of Easy-to-Use Disc Seals, Featuring Excellent Sealing Range and Convenient Installation

Cherne’s Disc Seals are made with lightweight aluminum and include field-replaceable double bladders for a leakproof seal.

SHAKOPEE, MN, JANUARY 10, 2023 — Cherne Industries, part of the Oatey Co. family of companies, recently launched a line of Disc Seal plugs, designed to block flow or provide bypass flow in underground pipes with low backpressure. Used for pipe construction, rehabilitation, cleaning and testing, the plugs can be separated into two halves to fit through any manhole effortlessly.


Cherne Industries expands line of robotically manufactured I-Series Test Plugs to include larger sizes

Test plugs sized up to 48” are now available, featuring the safety and durability of the innovative I-Series technology

SHAKOPEE, MN, OCTOBER 13, 2021 — Cherne Industries, part of the Oatey Co. family of companies, today announced the addition of larger test plug sizes within its I-Series line of Test-Ball®, Muni-Ball® and Air-Loc® pipe plugs. I-Series plugs are built using an innovative robotic manufacturing system that delivers industry-leading quality, consistency and durability. The new I-Series Test-Ball®, Muni-Ball® and Air-Loc® plugs are available as large as 24-48”.


Cherne Industries unveils new website with robust content and navigation features

The website is designed to best support customer needs, optimizing user-experience and convenience.

SHAKOPEE, MN, JULY 28, 2021 — Cherne Industries (Cherne), the industry-leading manufacturer of pipe plugs and testing equipment and part of the Oatey Co. family of companies, has launched its new website, — a robust, easy-to-use hub for Cherne product information, customer support and helpful application resources.


Cherne relocates headquarters and manufacturing to state-of-the-art, 130,000-square-foot production facility in Shakopee, Minnesota

SHAKOPEE, MN, JULY 15, 2021Cherne Industries, part of the Oatey Co. family of brands, recently completed a historic move of its headquarters and manufacturing operations — its first in more than 60 years — to a newly constructed, 130,000-square-foot facility located in Shakopee, MN, situated 25 miles southwest of downtown Minneapolis.