Listing ID #3453927
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Contact SupplierThe secret is in the rubber sleeve - the valve's only wetted part. Actuation of the valve, the pinching action, is accomplished by air or hydraulic pressure placed directly on the elastomer sleeve. A rubber sleeve also known as rubber muff or tube is protected under a cast iron or aluminum body. The inside of this rubber sleeve has no crevices or indentations to allow slurry compound to collect and dry into hard, sharp material.