zirconia ceramic rings australia types and properties
Zirconia (ZrO2) Cermaics for Sale | Advanced Ceramic . OEM wear rings fitted to the pump’s impeller shaft were made from 420 stainless-steel 270-300 BHH and 420 stainless-steel 350-400 BHH. These wear rings lasted 12-15 months in a sandy well service. Nilcra ® Zirconia was fitted to a different section of the impeller shaft.
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