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How to choose the laser model of fiber laser marking machine
Dowin fiber laser marking machine adopts Raycus laser, with high peak power, high single pulse energy and spot diameter. Choose different types of lasers for different powers.
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The Q-switched pulsed laser has the characteristics of high peak power, high single-pulse energy, and optional spot diameter. In the fields of marking, precision machining, graphic engraving, etc., its application process in marking is better than that of traditional lasers. The performance is more stable.

Model | RFL-P20QE | RFL-P30Q | RFL-P50QB |
Average Output Power(W) | 20 | 30 | 50 |
Central Wavelength(nm) | 1064 | 1064 | 1064 |
Repetition Frequency Range(KHZ) | 30-60 | 30-60 | 50-100 |
Output Power Stability | <3% | <3% | <3% |
Pulse Width(ns) | 120-150 | 120-150 | 120-150 |
Output spot diameter (mm) | 5.7-8 | 5.7-8 | 5.7-8 |
Max.Single Pulse Energy(mJ) | 0.67 | 1 | 1 |
Demension(mm) | 260*340*120 | 260*340*120 | 260*340*120 |
Cooling method | air cooling | air cooling | air cooling |
Operating Temperature(℃) | 0-40 | 0-40 | 0-40 |
We use Raycus RFL-P20QE laser for 20W fiber laser marking machine, RFL-P30Q for 30W, and RFL-P50QB for 50W.
Advantage:
*Highly stable laser output
*High single-pulse energy
*High marking efficiencyShort pulse setup time
*High reliability
*Maintenance-free operation
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