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].