Laser engraved aluminum metal QR bar code sticker label with serial number

Metal QR bar code sticker label can be found everywhere in our life. Its common materials is aluminum, stainless steel, copper and so on. This kind of label is widely used to machinery, apparatus, electrical appliances as asset management, saving time in management.

Due to the serial numbers or QR code different, to make that,  laser engraving is usually adopted. As the pictures shown,  it is an aluminum QR bar code label that the numbers engraved by laser.

   Aluminum QR bar code sticker label also is the cheapest among above listed materials. It is cost-effective and durable for hash environment, such as outdoor, high temperature or moist workplace.