Request a Quote A complete line of hollow through flow impeders to meet your needs! We stock a full line of hollow through flow impeders. Our Impeders contain the best ferrite on the market. Our ferrite is designed especially for the tube mill industry. Click here to read about the characteristics of our ferrite. Get your free impeder or ferrite quote now. Our diverse range of impeders can meet your specific needs. In addition to hollow through flow impeders and ferrite, we stock the follow types of impeders: Through Flow Return Flow Hollow Through Flow Hollow Return Flow Integral Mandrel Impeders High Frequency Work Coils Casings ID OD 0.188 0.250 0.313 0.375 0.500 0.625 0.750 1.000 1.250 1.500 2.000 0.500 Available na na na na na na na na na na 0.563 Available na na na na na na na na na na 0.625 Available Available na na na na na na na na na 0.688 Available Available na na na na na na na na na 0.750 Available Available Available na na na na na na na na 0.813 Available Available Available na na na na na na na na 0.875 Available Available Available Available na na na na na na na 0.938 Available Available Available Available Available na na na na na na 1.000 Available Available Available Available Available na na na na na na 1.063 Available Available Available Available Available Available na na na na na 1.125 Available Available Available Available Available Available na na na na na 1.188 Available Available Available Available Available Available na na na na na 1.250 Available Available Available Available Available Available na na na na na 1.313 Available Available Available Available Available Available Available na na na na 1.375 Available Available Available Available Available Available Available na na na na 1.500 Available Available Available Available Available Available Available na na na na 1.625 Available Available Available Available Available Available Available na na na na 1.750 Available Available Available Available Available Available Available Available na na na 1.875 Available Available Available Available Available Available Available Available na na na 2.000 Available Available Available Available Available Available Available Available na na na 2.250 Available Available Available Available Available Available Available Available Available Available na 2.500 Available Available Available Available Available Available Available Available Available Available na 2.750 Available Available Available Available Available Available Available Available Available Available na 3.000 Available Available Available Available Available Available Available Available Available Available na 3.500 Available Available Available Available Available Available Available Available Available Available na 4.000 Available Available Available Available Available Available Available Available Available Available Available 4.500 Available Available Available Available Available Available Available Available Available Available Available 5.000 Available Available Available Available Available Available Available Available Available Available Available 5.500 Available Available Available Available Available Available Available Available Available Available Available 6.000 Available Available Available Available Available Available Available Available Available Available Available Get your free hollow through flow impeder quote, or place your impeder order now. No more waiting for pricing and availability information – get a quote on your hollow through flow impeder and other tube mill consumable needs now.