Description VBB series exposion proof electric vibrators is able to operate safely in various hazardous exporsive environments. The degree of protection is IP55 and grade F insulation is provided. They can used as an excitation source in coal and mine area with fired equipment factories in IIB Group and some places with the mixture of exporsive and air atmasphere of flameable gas or steam. In adjust scope of vibration force; the vibration force can be regulated steplessly. All the products are well sold all over the world and exported to European, Asian and Middle East. The series motor used advanced technology design, use of quality materials, with beautiful appearance, advanced, maintenance-friendly, reliable operation of the advantages. Is powdery, granular, massive material mechanized transportation, feeding, crushing, screening, filling, tap, modeling, with sand, silos and other anti-blocking machine vibration excitation source. The aircraft variety, complete specifications and can meet various types of vibration machines work requirements Wooden crate