The local repair shop may seem like a good deal.  They’re convenient; they’re inexpensive.  But do they truly know how to repair a mixer drive – which is different than a regular gearbox by virtue of the types of loads and stresses it works with?

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Many mixer drives include greased bearings that require periodic regreasing.  While it’s generally understood that fresh grease is better than darkened, oxidized grease, it might not be apparent that waiting until you see a visible change in color is often too late.

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You’ve most likely read or heard about CFD (Computational Fluid Dynamics) being a valuable tool for product design.  And this is true.  But the value of CFD goes beyond that.  It helps us understand the mixing process overall and can be especially helpful if you have a system or design that is difficult to prototype or test through experimentation.

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