Products and service
PHJ Type Slab Marking Machine

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Performance introduction:
The PHJ type marking machine uses servo driving mode to replace traditional hand writing (spraying) by automatic marking system, according to the billet number sent from upper computer or touch screen, PLC converts it to corresponding control logic and sends control signal out, the signal drives spray head to spray along setting character shape on required billet surface and leaves character mark on the surface to achieve the marking purpose. The main parameters are as below:
Lateral travel pathAccording to customer’s requirement
Max. lateral moving speed18 m/min
Longitudinal travel path1650 mm
Max. longitudinal moving speed8 m/min
Character height60 – 120 mm
Character contents0-9, A-Z
Spraying time3S/character(Including space)
Spraying materialAluminum powder,main contents:Al-Al2O3
Material consumptionApprox. 0.9 gram/character(character height 80mm)

Requirements of Power system

ItemPressure (bar)Consumption
(Nm3/h)
Remark
Oxygen≥2.52.0 (while working)≥99.5%
Propane≥2.00.8 (while working)Calorific value: 95.1 MJ/Nm3
Nitrogen50.2 
Compressed air50.2Without oil dirties
Power supplyWorking voltage:AC 380V,50 Hz Control voltage:DC 24V Power: 10kvA