Burrs in stamping carbon steel can be caused by several factors, including:

• Tooling: Worn or improperly sharpened punches and dies can produce burrs when they contact the steel.
• Material properties: Carbon steel can have variations in thickness, hardness, and surface roughness, which can lead to burrs.
• Lubrication: Inadequate or improper lubrication of the tooling can cause the steel to stick to the tool and produce burrs.
• Machine settings: Incorrect machine settings, such as the pressure and speed of the stamping machine, can cause the steel to deform and produce burrs.

To remove burrs from stamped carbon steel, there are several methods you can use:

• Deburring tools: These tools include files, sandpaper, and abrasive pads, which can be used to manually remove burrs from the edges of the steel.
• Vibratory tumbling: This process uses a vibrating machine filled with abrasive media to remove burrs from the steel. The steel is placed in the machine and vibrated until the burrs are removed.
• Chemical deburring: This process uses a chemical solution to remove burrs from the steel. The steel is dipped into the solution, which dissolves the burrs without affecting the rest of the steel.
• Thermal deburring: This process uses a high-temperature gas flame to burn off the burrs from the steel. The steel is heated to a specific temperature, which causes the burrs to burn off without affecting the rest of the steel.