How To Choose Laser Marking Machines With Different Powers

How To Choose Laser Marking Machines With Different Powers

As the core equipment of modern industrial marking, laser marking machines are widely used in the fine processing of various materials such as metals, plastics, ceramics, glass, etc. laser marking machines of different powers have significant differences in function, efficiency and application scenarios. This article will introduce in detail the characteristics, applicable materials and industries of low-power (<30W), medium-power (30W-100W) and high-power (>100W) laser marking machines, to help you choose the most suitable equipment according to your needs.

1. Low power Laser marking machine (<30W)

Features
Laser type: fiber/UV laser

Precision: extremely high (minimum line width can reach 0.01mm)

Speed: moderate, suitable for fine work

Energy consumption: low

Applicable materials
Plastic: ABS, PVC, acrylic

Electronic components: PCB board, chip

Packaging materials: paper box, label

Others: leather, cloth, ceramic glaze

Typical applications
Electronic industry: circuit board QR code, chip serial number

Jewelry: fine pattern engraving

Packaging industry: production date, barcode

Crafts: personalized custom engraving

Advantages
✅ Ultra-high precision, suitable for tiny text and complex graphics
✅ Low operating cost, energy saving and environmental protection
❌ Cannot handle highly reflective or thick metal materials

2. Medium power Laser marking machine (30W-100W)

Features
Laser type: fiber/CO₂ laser

Precision: high (line width 0.05-0.1mm)

Speed: fast, balance precision and efficiency

Energy consumption: medium

Applicable materials
Metal: stainless steel, aluminum, copper (requires coating)

Plastic: engineering plastics, rubber

Glass: wine bottles, cosmetic bottles

Wood: furniture, handicrafts

Typical applications
Auto parts: engine number, VIN code

Hardware tools: brand LOGO, parameter marking

Building materials industry: ceramic tile, glass decoration

Medical equipment: surgical instrument identification

Advantages
✅ Taking into account both precision and depth, wide applicability
✅ Can process some metal and non-metal materials
❌ Limited effect on highly reflective materials (such as mirror stainless steel)

3. High power Laser marking machine (>100W)

Features
Laser type: fiber/CO₂/green laser

Accuracy: medium (line width 0.1-0.3mm)

Speed: extremely fast, suitable for mass production

Energy consumption: high

Applicable materials
Thick metals: steel, titanium alloy

Hard materials: carbon fiber, ceramics

Deep engraving: molds, tools

Typical applications
Heavy industry: traceability code for large mechanical parts

Aerospace: titanium alloy parts marking

Mold manufacturing: deep engraving (0.5-2mm)

Anti-counterfeiting mark: unique code for firearms and valuable equipment

Advantages
✅ Deep engraving, strong penetration
✅ Suitable for high hardness and high thickness materials
❌ High equipment cost, professional operation required

4. Summary

Low power: pursues extreme precision, suitable for electronics and light industry.

Medium power: balances efficiency and cost, and is the first choice for most industries.

High power: designed for heavy industry, solving the needs of thick metal and deep engraving