Тепловой изоляции здания игрушка «Акула» из вспененного полиуретана (распылительное пенопластовое

Thermal building insulation polyurethane pu spray foam machine 

The machine has two possession tanks, each for independent tank of 28kg. Two different liquid material are entered into the two ring shaped piston metering pump from two tanks respectively. Start the motor and the gearbox drives two metering pumps to work at the same time. Then two kinds of liquid materials are sent to the nozzle at the same them in accordance with the pre-adjusted ratio.