What are the reasons for cracking of liquid end head wall (front hub) of decanter centrifuges? The material of construction is Duplex 2205 steel. Here are more specifics:Stream handled: Terepthalic acid cake in Demin. Watero-Pthalic acid < 5ppmiso-thalic acid 3 ppmBenzoic acid - 59 ppmpara-Toluic acid - 1200 ppm4-Carboxy Benzaldehyde - 60ppmPthalic acid - Balance Operating temperature - 150 deg. CSpeed of bowl rotation - 997 rpmBowl drive - Belt driveNature of operation - ContinuousOperating pressure of decanter - 4 bar g
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Re: What is causing the cracking in my centrifuges?
10 January 2013 at 9:43amI don't see any substance that would cause a chemical reaction with this material of construction. My guess is that the cracking is from vibration or misalignment.
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