Raytools BS06K Series - Page 19

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BS06K SERIES 6kW All-In-One Smart Laser Cutting Head-User Manual
2.5.3 Connection of Cooling Water
It is important to note that when the laser power is greater than 500W. It is recommended to use water cooling.
The recommended water flow is suggested as below.
▪ Connect the cooling water to the Φ6 interface.
▪ Cooling pipeline of fiber interface: W1, W2, collimation module: W3, W4, machine: W5, W6
Outer diameter of water hose
6 mm
Minimum flow speed
1.5 l/min
Entry pressure
170-520 kPa (30-60 psi)
Entry temperature
≥room temperature />dew point
Hardness (relative to CaCO3)
<250 mg/l
PH range
6 to 8
Particle size allowed
Diameter <200 microns