Blade design affects how professional hair scissors grip and cut hair. Convex and micro-serrated edges offer different cutting experiences.
Which blade suits your cutting techniques? Let's compare their key features.
1. Convex Edge: Smooth Cutting
Convex blades feature a smoothly curved edge and a fine cutting angle. They provide a smooth cutting feel with less resistance.
Key Features:
Smooth and effortless cutting.
Suitable for slide cutting and point cutting.
Ideal for soft layers and detailed styling.
Best for: Hairstylists who prefer smooth cutting and flexible techniques.
2. Micro-Serrated Edge: Better Hair Grip
Micro-serrated blades feature tiny teeth along the cutting edge. These teeth help grip hair and reduce hair slippage during cutting.
Key Features:
Improved hair grip.
Reduced hair slippage.
Better control during precise cutting.
Suitable for blunt cutting and detailed trimming.
Best for: Hairstylists who need stable hair grip and precise cutting control.
3. Convex vs. Micro-Serrated: Key Differences
|
Features |
Convex Edge |
Micro-Serrated Edge |
|
Blade Design |
Smooth, curved edge |
Fine serrations |
|
Hair Grip |
Smooth hair movement |
Stronger hair grip |
|
Cutting Feel |
Smooth and fluid |
Firm and controlled |
|
Slide Cutting |
Suitable |
Generally unsuitable |
|
Main Advantage |
Smooth cutting |
Reduced hair slippage |
The best choice depends on your cutting techniques and personal preferences.
Note: Convex describes blade geometry, while micro-serration describes the cutting edge. Some scissors combine both designs.
4. How to Choose the Right Blade?
Choose Convex Edge if you:
Frequently use slide cutting.
Create soft layers and textured styles.
Prefer smooth cutting movements.
Choose Micro-Serrated Edge if you:
Focus on precise blunt cutting.
Need stronger hair grip.
Prefer a more controlled cutting feel.
5. Discover Cheng Viking Line
Traditional serrated scissors offer strong hair grip. However, some designs produce a firmer cutting feel.
Cheng Viking Line features a micro-serrated convex blade design. It combines improved hair grip with a smoother cutting experience.
Key Advantages:
Micro-serrated convex blade.
Improved hair grip.
Smooth and controlled cutting.
Suitable for precise blunt cutting and versatile salon techniques.
Viking Line offers a balanced cutting experience for professional hairstylists.

