How Is an Anti-Static Wristband Made?

Static electricity can damage sensitive components.

An anti-static wristband consists of a material that conducts electricity. This is usually connected to a conductive lead, which in turn is connected to an electrical ground.

Features

An anti-static wristband is usually made of rubber, plastic or elastic with a flexible, stretchy fabric lining. Fine wires are woven into the fabric, making it conductive. The wires are connected to an insulated lead. The lead is usually made from spiral wire so it's extensible. This is either plugged into the ground connection of the mains power supply or clipped to something metallic. This stops static from building up in the wearer's body.

Benefits

An anti-static wristband is a vital piece of equipment when working with electronics. Some electronic components and devices are extremely sensitive to static electricity. When an ungrounded person handles them, the static electricity is discharged through the component and can destroy or damage it. Anti-static precautions protect sensitive items.

Considerations

You should check your anti-static wristband regularly to make sure that it works. Avoid so-called wireless anti-static equipment. The manufacturers of these items claim that they discharge static into the air; however, when subjected to tests, they do not appear to be very effective.

References

• Build Your Own PC: Anti-Static
• ESD Systems.com: Questions And Answers

Resources

• Electrostatics.net:Electrostatics and ESD Tutorial Articles