Principle:
The marking-needle is controlled by computer, move on traces as pre-edited characters and graphs, to strike materials at a high frequency under the application of compressed air, finally to form the needed characters and graphs on word-piece.

Main Features:
User can engrave on plate conveniently after installed the fixture, and print on the spare parts of machinery after removed.
Software with strong editing function support Windows operating system, easy to use, capable to mark Chinese and English characters, Arabic numbers and graphs, automatic marking serial numbers, international standard VIN codes and scales.

Applications:
Automobile, motorcycle, electric motor car, power equipment, automatic instrumentation, engine, diesel engine, mechanical, machine tools, hardware products, steel, all kinds metal pipe fitting, oil and boiler pipe fittings, gear, pump body, valve, fasteners, aviation, railway, parts of ship, various hard plastic products, etc.

Main tech-specification(Non-standard products can be customized):

Marking range 120mm× 80mm, 150mm× 120mm (on plat or curved surface which radian is less than 3mm)
Marking Speed ≤ 50mm/s(3 or 4 characters adjustable)
Marking Depth 0.1~1mm adjustable Repeat Precision ± 0.01mm
Pneumatic pressure 0.2~0.6Mpa Weight 48KG
Power consumption 100W(not including air compressor and computer) Size 450mm× 330mm× 670mm
Hardness of work-piece HRC≤ 60 Voltage 220V± 10% 50Hz