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The grinder itself is almost certainly always plastic in these. Even in refillable grinders, in the low-medium range the burr is often plastic





It's (thankfully) still possible to buy all-metal grinders, ensuring one a reliable source of dietary steel.

Krell or otherwise.


Is it? I always thought the cheap ones were ceramic. Or is ceramic also somehow a type of plastic?

Ceramic are also a thing, but plastic burrs do exist afaik (don’t know which is more common). Plastic < ceramic < metal



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