Freudenberg Sealing Technologies designed and manufactured the first Simmerring® in 1929. It continues to deliver innovative solutions at the highest level.
As the aftermarket distribution arm of the Freudenberg Group, CORTECO can draw on many decades of that manufacturing expertise. Our range is derived from more than 7,000 gaskets and over 6,500 different shaft seals Simmering® and valve stem seals that are available in OEM quality today. After more than eighty years, Simmerring® is a universally recognised brand name - with a range of applications that is constantly expanding.
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