Vacuum tank trailer

Tank trailer, Vacuum tank trailer,chinacoal07CLIMA sewage vacuum tanker trailer is a newly developped vacuum truck.CLIMA sewage vacuum tanker trailer is a newly developped vacuum truck. The working theory of semi vacuum truck is using the vacuum pump to suck the air from tank to make minus pressure. Then the liquid garbage is pushed into tank by atmosperic pressure. The main purpose of truck is transporting the liquid garbage (sewage sludge, sewage, feces etc) or garbage