For cookers, knives are always one of the most essential and versatile tools. With good knives which will help to preparing food quickly, beautifully and easier to cook.. Over the centuries, knife is made from metal material. But in the late 20th century, the Japanese began to release a new product which immediately conquered the market. These are ceramic knives.
Ceramic knives are designed with the same shape as regular metal knives, hard plastic handle, with many beautiful and delicate colors. Ceramic blades are particularly sharper than conventional metal blades. After using, you must hang the knife up or put into the knife box to avoid cutting hand. Besides, you should not put ceramic knives into the sink to wash them together, but wash the knives separately before or after. You can use safe in dishwashers.
Therefore, let you understand more about ceramic knives, we gathered the below comprehensive review of the best ceramic knives to give you more knowledge to make the perfect choice for which one to buy.
Japanese technologists pay attention to the amazing properties of zirconium dioxide which derives from zircon minerals.
The main feature of zirconium products is high hardness. According to the Mohs scale, the hardness of a diamond is 10, the hardness of zirconium dioxide is in the range of 8.2 to 8.5 and hardened steel is 6.2. Another property of zirconium dioxide is chemically neutral.
√ .Advantages of ceramic knife
These knives use for a long time retain the sharpness of the blade of because of the high hardness materials.
It’s easy to cut food, even the softest ones are crushed with regular tools.
Ceramic knife is chemically neutral so that it doesn’t absorb and leave no strange odors on the product. And moreover, it doesn’t destroy the beneficial vitamins in cut food.
Non-corrosive and non-oxidizing for cutting fruits and vegetables;
The weight is much less than metal knife.
√ .The disadvantages of ceramic knives
Although with high hardness but some conditions, a ceramic knife can become brittle. We should not carve frozen foods and bones, as well as make small cuts, the blades may break.
It is only good in the kitchen and its value is higher than most metal knives.
Sharpening a ceramic knife is a fairly complex process. An unskilled person cannot cope with this and will search for special instruction.
√.Types of ceramic knives
Deciding to buy a new ceramic knife, you need to know what kind of product exists and how they differ.
First of all, you should pay attention to the manufacturer. The leaders certainly in this segment are the Japanese masters.
The knives are significantly different made from different materials. Black ceramic knives are more rigid and durable than light-colored products.
First, you must consider the high hardness of the material that ceramic knives are made, To be able to sharpen and polish, you need to sharpen whetstone and diamond-coated stone. If you use ordinary abrasive then it is useless, they will not leave any marks on the knife surface.
The second, you perform grinding in three stages. Initially, the sharp edges were processed with a rougher material, for grindstones, this is 3000 grit. After that, grinding with the 5000 grit tool is done and this job ends with 6000 gritstone.
The easiest way to sharpen ceramic knives. That’s a special electric grinder sold the same place with a knife. In this case, you need to know what kind of sharpening for a knife is required. It’s single or double-sided. According to the required method, it is necessary to select the mode. Adjusting all necessary angles during blade handling.
√.For a fragile material such as pottery, several rules must be followed:
The main shaft on which the rotating circle must not be loose, shall not flap the wheel.
Need to sharpen at low-speed mode;
In the grinding process, pressing the blade into the rotating disc requires minimum effort and in the whole process they must be the same;
Sharpening angles for kitchen knives are used in the range of 18-25 degrees;
Blade sharpening is required from the handle to the head and slow-motion without shock.
After processing on a grinding machine, the surface should be polished.
Before starting work, it is necessary to ensure that the ceramic blade will be processed on one or two sides.
The size of the rods must be rough, primary, smooth for the next grinding and surface polishing. For convenience, bars is at least fifteen centimeters.
In the process of grinding, it is not possible to exert a great amount of lateral force on the blade. The pressure must be gentle and even.
At the bar, the blade is first applied at the handle and then an unabashed motion to the edge of the knife. Motion is only made in one direction.
The sharpening angle for knives is 18 – 25 degrees.
If the sharpening is on one side, then after finishing, moving the blade to the other side, the resulting bully will be removed on the bar with one motion.
Sharpen a knife should be placed on a wet bar, as this should lower it in the water for the previous 10 minutes.
To make the choice that suits your needs and make the best purchase decision. We have listed some types of ceramic knife from different manufacturers to make it easier for you to choose:
1 .Kikusumi 3-Piece Chef Knife Set – SUMI Black Handle + Black Ceramic Blade – 7 inch Gyuto Chef Knife + 5 inch Santoku + 3 inch Paring + Luxury Gift Boxed Knife Set + 3 Knife Sheath
With ultra-premium quality zirconium oxide forms knives that are harder than steel knives.
Knife is ground to a double bevel edge then sharpened by hand to a precise 11-13 ° angle that stays sharper and holds its edge longe.
It has perfect balance and knuckle clearance between the blade and handle. Black blades are fired at temperatures above 2700°F and stay razor sharp longer than steel blade.
It designes to fit the human hand comfortably – for either left or right hand cutting
It cludes 7 inch Gyuto Chef Knife for cutting large quantities of food + 5 inch Japanese Santoku Knife for precision peeling and slicing + 3 inch Paring Knife for trimming and peeling fruit and vegetables. 3 piece set comes with 3 custom fit protective sheaths.
With warranty guarantees 100% satisfaction with a Lifetime Warranty against defects.
Some technical information:
Dimensions: 13.8 x 1.2 x 7.1 inches
Weight: 1.4 pounds
2 .VOOV Professional 5 Piece Pure Ceramic Knife Set with Knife Block, Cutting Board and Matching Sheaths
With Ultra sharp, will never rust, nor absorb oils, odors, or salts. Impervious to chemical leakage, spectacularly light, with a perfectly engineered balance and 15x the edge retainment of steel.
It made from a proprietary blend of the highest quality zirconia and forged utilizing state of the art Cold Isostatic Pressing process (CIP) with blades are sharper, harder, stronger, lighter, and more beautiful.
It comes with colorful handle, easy to pick and choose. Include matching BPA free PerfectFit sheaths for each blade. Chef knife, paring knife, utility knife.
Some technical information:
Dimensions: 12.4 x 6.3 x 1 inches
Weight: 10.4 ounces
Although, It’s difficulties in sharpening ceramic knives and the need to be careful when using them, this item is properly called the invention of the 21st century.
Their absolute environmental friendliness, lightness and sharpness make ceramic knives indispensable in the kitchen. The best results are achieved by housewives and professional cookers using both traditional steel and ceramic knives. Each tool is used for a specific job. In this respect, ceramic knives serve for many years, without additional care.
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