SHARPENING ACADEMY

Explore and learn more about techniques, best practices, and how to get the most out of your tools.



WHY A SHARP KNIFE?

A sharp knife is not just a luxury—it’s an essential tool in any kitchen. Here’s why:

1. Safety

Contrary to what many believe, a dull knife is far more dangerous than a sharp one. Dull blades require more force to cut, increasing the likelihood of slipping and causing accidents. A sharp knife, on the other hand, cuts effortlessly and precisely, reducing the risk of injury.

2. Precision and Control

Whether you’re slicing vegetables, carving meat, or preparing delicate ingredients, a sharp knife gives you full control. The cleaner the cut, the better the presentation and quality of your dish. Professional chefs rely on sharp knives for consistent, precise results—so should you!

3. Kitchen Efficiency

A sharp knife saves time and effort in the kitchen. It makes tasks like chopping, dicing, and mincing quick and easy. With less resistance, you can glide through prep work for a more enjoyable cooking experience. Sharp knives improve performance, extend lifespan, and require less maintenance, keeping your kitchen tools in top condition.

4. Freshness and Flavor

Sharp knives make clean cuts that preserve the integrity of your ingredients. When you cut fruits, vegetables, or herbs with a dull blade, you crush and tear the cells, leading to faster oxidation and loss of flavor. A sharp knife ensures your ingredients stay fresh and flavorful.


HOW TO MAINTENANCE THE KNIFE?

By following a few simple steps, you can prevent potential issues and keep your knives in optimal condition. 

1. Regular Cleaning

Clean knives immediately after use or sharpening with warm water.

Hand-wash instead of using a dishwasher to prevent dulling or corrosion.

2. Proper Storage

Store knives in a protective sheath, knife block, or on a magnetic strip to prevent damage.

Ensure blades do not touch other metal tools or surfaces that could dull them

3. Sharpening

Regular sharpening is key. Sharpen when knives no longer cut as smoothly.

The harder Japanese damascus steel needs sharpen less often compare to European steel that can need more frequent sharpening.

4. Honing vs. Sharpening

Honing realigns the edge and can be done weekly. Use the ceramic side to maintain the knives edge. 

Sharpening involves removing material to recreate the edge. It should be done less frequently but is necessary for a dull knife.

SHARPENING TECHNOLOGIES

Sharpen knives can be made with difference technologies, below you will find some of the different ones.

1. SHARPX Technology

Achieving professional results through a simple process.  It ensures a balanced edge, delivering a sharper blade faster and enhancing cutting efficiency. Unlike traditional methods, this technique sharpens both sides simultaneously, achieving optimal sharpness more quickly. 

The patented construction adapts and always ensures correct angle. Grinds, honing and polishes the sides of the blade makes sure it effectively removes all raw edge.  The advanced rotatable diamond and ceramic rods maximize the contact surface. The patent ensures the rods are pressed apart at the same angle regardless of the position of the knife and thus its movement follows at the right angle.

2. Grindstone / whetstones

Traditional grindstones are abrasive stones, often made of materials like natural stone, ceramic, or diamond, used to sharpen and refine blades manually. They provide precise and customizable sharpening results, making them suitable for a wide range of knives and tools. Users can control the sharpening angle and intensity for optimal results.

This method requires skill and practice, is time-consuming, and wears down stones over time. Aggressive grinding may remove too much metal, shortening the blade's lifespan. It can be hard to maintain a consistent angle on both sides, and balancing the edge can be challenging.

3. Pull-through (Knife scraper)

Compact devices with fixed abrasive slots where the blade is drawn through to sharpen. They are simple and quick to use, making them a popular choice for beginners. They are also affordable, widely available, and easy to store due to their compact design.

Pull-through sharpeners lack precision and can cause damage to blades over time. The sharpening angle is difficult to control, becoming wider with increased pressure. Additionally, these sharpeners are limited in their ability to polish the edge, often leaving it uneven and rough.

4. Water/roller sharpeners

Uses rotating wheels to sharpen knives as the blade passes through. They are designed for convenience, offering fast and easy use even for beginners. This method is a basic sharpening method with standard result.

Roller sharpeners tend to remove more material than necessary, which can reduce the lifespan of your blade over time. They are also less versatile, with limited compatibility for certain blade types such as serrated or specialty knives. 

6. Honing steel

Honing steels are rods used to realign the blade’s edge without removing significant material. They are quick and easy to use for regular maintenance and help extend the time between full sharpening sessions by preserving the blade with minimal material removal.

Despite their benefits, honing steels cannot sharpen dull blades but only realign the edge. Using them effectively requires proper technique, as incorrect use may damage the blade. Additionally, they are not effective for heavily worn or damaged knives.

6. Belt-sander sharpener

Belt grinders use sandpaper belts on motor-driven wheels to sharpen knives. They are fast, efficient, and popular among professionals, but also expensive, dangerous, and require skill. The Worksharp is a compact consumer version but still requires practice.

Belt grinders remove steel quickly, so the blade must be moving before touching the belt to avoid excessive metal loss. Friction can also overheat the blade, potentially ruining its heat treatment and edge retention.

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