1. All our Turbo charger impellers have undergone non-destructive and destructive inspections in the factory. We will only sell them if the quality meets industry standards. 2. We can customize Turbo charger impellers according to the drawings or samples provided by customers to meet different working conditions. 3. Turbo charger impellers are suitable for magnetic suspension blowers, air suspension blowers, compressors, multi-stage compressors and other equipment.