... and low temperature resistance, corrosion resistance, anti-bending, anti-fall Cross Flow Fan Blade /Blower WheelProduct Specification: Φ90*490 (unit: mm)Materials: ... .5, Φ102, Φ105, Φ107, Φ112, Φ121, Φ122, Φ150 models for customers to choose ,and we will design new mould per ... only if you give the detail drawings .For performance, we offer air flow and noise design according to customer requirements.In ...