Лидер продаж цилиндр парового двигателя однокорпусный дизайн бойлера образовательная

POWERFUL & SAFE STEAM BOILER---- Up to 116ML water capacity which can generate a continuous 20 minutes steam supply; Unibody design, boiler sidewall made of 3.5mm thickness aluminum alloy, rugged !; Twin "warning valve" designed on the top of the boiler, more safer !

EXTREMLY FINE CRAFTED ---- Apply super high grade materials with precision CNC molding technology; With a hardness-enhanced steel bearing at ± 0.002MM tolerance CNC Grinding finishing, it ensured a excellent air-sealing ; Full metal made of, rugged and stable; Excellent Heat radiation design

EASY OPERATION ---- Unscrew the valve(water- injection screw cover) in the boiler to add water.; Fill the alcohol burner with your 95% alcohol (we recommend this fuel) and light it. Place the two lamps under the boiler to burn for a while, then the steam will come out.