1. Straight Planer Blades

These are the most common blades.

How they work:

• Fixed straight blade rotates in cutter head
• Removes wood in straight cutting action
• Good for normal wood planing

Used in:

• Thickness planer
• Jointer machine
• Hand planer

Material Types:

• HSS (High Speed Steel) – for soft wood
• TCT (Tungsten Carbide Tip) – long life and hard wood cutting

2. Helical / Spiral Cutter Blades

These use many small carbide inserts arranged in spiral form.

How they work:

• Small inserts cut wood one by one
• Gives smoother finish
• Less noise and vibration
• Easy to replace single insert

Benefits:

• Better surface finish
• Longer tool life
• Less tear-out on wood grain

3. Disposable / Reversible Blades

Double-edge blades that can be rotated when one side becomes dull.

How they work:

• Use one edge first
• Rotate blade after dullness
• Replace after both sides wear out

Best for:

• Portable planers
• Small woodworking machines

4. Moulding & Profile Planer Blades

Special shape blades for decorative designs.

How they work:

• Blade shape creates design on wood
• Used for furniture and decorative panels

How Planer Blades Work

Working Process

1. Wood enters machine
2. Cutter head rotates at high speed
3. Blade removes thin layer from wood surface
4. Smooth and equal thickness surface comes out

Basic Formula of Cutting

Cutting depends on:

• Blade sharpness
• RPM speed
• Feed speed
• Depth of cut

Common Uses

• Wood surface smoothing
• Thickness sizing
• Furniture making
• Door and panel finishing
• CNC woodworking preparation

Which Blade is Best?

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