
Durable 22kw Explosion-Proof Axial Flow Fans for Safety. Counter-Rotating Double-Motor Structure: Features two-stage host unit with opposing rotation to achieve airflow rectification and energy superposition. High-Efficiency Ternary Flow Impeller: Blades designed with airfoil theory and 3D modeling, controlling tip clearance within 0.5%D to reduce leakage loss. Advanced Modular Muffler System: Composite noise suppression technology reduces measured noise to below 85dB(A) with specific sound level under 35dB. Robust Explosion-Proof Certification: Certified with ISO and CCC standards, suitable for hazardous environments with IP55 motor protection. Flexible Customization Options: Offers OEM and ODM services with flexible customization for model, power, and voltage specifications. Durable Titanium Steel Construction: Blades and body constructed from titanium steel for enhanced durability and corrosion resistance. Comprehensive Quality Inspection: 100% inspection including function and visual checks performed by 3 dedicated QA/QC inspectors.