Kett 650 calibration

The simple answer is Dry Coffee is still in the shell.  Green coffee beans are the "nut" inside the shell, cleaned and ready to toast.  You want to use the Kett PM650 and PM450 moisture meter calibration specific for your product .

More Detailed Answer below:

Raw Coffee - Dry Cherry

Also called “dried coffee cherry,” “natural coffee,” or “coffee in hull.”

What it is:

• Coffee cherries that have been harvested and dried whole, with all layers still on the seed.
• The bean is still inside its dried husk/pulp.

Layers still present:

• Dried skin (exocarp)
• Pulp (mesocarp)
• Parchment (endocarp)
• Silver skin

Characteristics:

• Looks like small, dark, dried berries.
• Needs hulling to remove the dried fruit and parchment before roasting.
• Cannot be roasted or used until the beans are removed.
• Typically used as a raw agricultural commodity in producing countries.

Green Coffee Beans

Also called “green beans” or “milled coffee.”

What it is:

• Coffee beans after processing, where all external layers have been removed.
• This is the form that is ready for roasting.

Layers present:

• Only the green bean itself (sometimes a tiny bit of silver skin remains).

Characteristics:

• Looks like pale greenish or bluish seeds.
• Stable for long-term storage.
• This is what is sold to roasters worldwide.
• The final stage before roasting.

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