This machine mainly apply for opening pine nut, hazel, pistachio nuts, almond nuts, etc automatically. nuts opening rate can reach 90%-95%. 1. Equipped with thermometer and pressure gage, the bulking machine automatically measuring tank internal temperature and pressure. 2. Roller using insulation material, temperature is not lost in the cylinder, fast speed, easily managing, electric energy, cost saving. 3. Improved tank body: tank body is wholly made of steel cast material, firmer and more durable than common welding. 4. Adopt the pure physical methods openings, no pollution in the processing.