Grindstone grinding blade inside first.
To make a kitchen knife knife and 3 ° - to the grindstone
5 ° Angle (
The smaller the Angle, cutting the energy)
When the knife back and forth, the Angle of basic unchanged.
Outer edge grinding surface again.
Make a kitchen knife and 5 ° - to the grindstone
8 ° Angle, cut off the blade surface to ensure the food can be smoothly with a kitchen knife separation, but also shoulds not be too big.
Bowl bottom knife if there is no whetstone in the home, still can use porcelain bowls to replace, invert her porcelain bowls, using coarse particles at the bottom of the knife.
Holding the handle, let the blade surface and the bottom is about 20 ° Angle.
A circle at the bottom of the ceramic is very hard and rough, similar to the grindstone.
Blade and porcelain bottom produce very big friction, so you can sharp knife grinding.