Ceramic knives vs Steel
Ceramic knives are harder,lighter and keeps their sharpness much longer than metal knives,but how are ceramic knives vs steel knives?
Ceramic knives are made of an material called Zirconia or more correct Zirkonium Dioxide.The knives hardens in fire in about 1400 degrees Celsius and after that they get extremely hard,harder then metal knives made of hardened steel.According to Mohs scale a knife of hardened steel has a hardness of about 6,0 and a ceramic knives 8,5 compared with Diamonds witch is 10.
Ceramic knives are very light and the weight of the knife is at least half of the weight compared to a metal knife in the same size which makes it easier to handle.
One of the best advantages of ceramic knives knives is that they holds their edge much longer then steel knives and stays razor sharp for years.
The material (zirconia) makes ceramic knives impervious to acids,, juices, oils and salt-agents that cause stainless steel knives to rust. It´s non-stick surface doesn't absorb any smell or taste at all.Ceramic knives doesn't rust or corrode and are easy to clean.
USING CERAMIC KNIVES
Ceramic knives are suitable for slicing boneless meat,vegetables,fruit,bread and fish filleting.The knives should not be used as a cleaver ,chopping through bones or frozen foods!
FRAGILE BLADE TIP
The blades tip CAN brake if dropped right down on a hard floor.Some people claims that the knives shatters like china if dropped on a floor-this is not true.
HOW TO SHARPEN CERAMIC KNIVES
Ceramic knives are very hard,they are sharpened with a spinning wheel coated in diamond dust by the manufacturer.One of the best ceramic knife brands on the market is kyocera they will sharpen your Kyocera knives for 10 USD(shipping and handling fee).KYOCERA also sells an electric knife sharpener for ceramic knives(for about 80 USD), it could be a good investment for the frequent user.Sharpen ceramic knives with an sharpener made for metal knives is not possible!
HOW LONG WILL THE KNIFE STAY RAZOR SHARP?
Under normal household circumstances,takes 3-5 years before it needs to be sharpened,for a pro chef about 1 year.
WHO USES CERAMIC KNIVES?
- PROFESSIONAL CHEFS
- ORDINARY HOUSEHOLDS
- PEOPLE WITH MUSCULAR PROBLEMS (LIGHT WEIGHTED KNIVES-EASIER TO USE)
- BOATERS (NO RUST OR CORRODING PROBLEMS)
- SEASIDE HOME OWNERS (NO RUST OR CORRODING PROBLEMS)
- SCUBA DIVERS USES SPECIAL CERAMIC KNIVES (NO RUST OR CORRODING PROBLEMS)
Ceramic knives vs Steel
Ceramic knives do not replace steel knives entirely. They are specialized tools, for light cutting. One or two could be a good addition to a kitchen but steel knives will still be required.If you are feeling insecure about buying a ceramic knife you could start by buying a small paring knife and if you like it you could buy a larger ceramic knife later on.