Concrete Cylinder Grinding Machine
Precision grinder for finishing concrete test cylinders to exact length and flatness for compressive strength testing. Classified in HTS 8464.90.01 for working concrete mineral materials to laboratory tolerances via cold grinding. Used in construction materials testing labs.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If primarily for test sample preparation with integrated measuring
Laboratory test equipment for physical/chemical analysis classified in Chapter 90.
If with automated length/diameter measuring systems dominant
Measuring/checking appliances dominate over grinding function.
If for cement testing in industrial quality control
Industrial machinery for cement/concrete testing may have separate provisions.
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Import Tips & Compliance
• Provide ASTM C39 compliance documentation; include diamond wheel specs for concrete aggregates; avoid Chapter 90 classification with material removal rate proof over pure measurement
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