Product Particle size Heat transfer coefficient
  mm W/ m2 K
Acid Casein* 3 300-350
Wheat* 4 75-150
Coarse Particles NA 100-300
EdamChhese NA 350
SMP* NA 70
* Bed weight – 0.7 kg, Bed area – 0.0552 m2.
Vibratory acceleration - 1.7 g, Air velocity - 0.7 m/s and air temperature - 63.7°C
Table 1: Heat transfer coefficients obtained during drying of dairy and food materials in a Vibrofluidized bed [9,10,19].