Page 97 - FanPedia - By Twin City Fan and Blower

FAN-PEDIA PROPELLERS

Published by
Twin City Fan & Blower OVERVIEW
©2017 TCF.COM

ADJUSTABLE PITCH PROPELLERS “Axico” Propeller

Propeller Overview
• Available in 8 & 10 blades (based on hub type)
• Hub: heat treated A356-T6 Aluminum
• Blades: high pressure die-cast of A380 Aluminum or
sandcast 713 Tenzaloy. Differs by fan size.
• Left hand rotation only
• All sizes utilize a straight bore hub
LH ROTATION LH ROTATION
• Sizes are in metric Centimeters (cm)
Adjustable In-Flight
• Blades are “In-Flight” adjustable by using air
pressure supplied between a pneumatic diaphragm
ADJUSTABLE (IN-FLIGHT) ADJUSTABLE (AT REST) and a positioner to simultaneously change the blade

SIZES: 32” (080) – 79” (200) SIZES: 32” (080) – 79” (200) pitch while the impeller is rotating at motor speed
Rotation: LH Only Rotation: LH Only Adjustable At Rest
• Blades are adjustable but considered “Fixed Pitch”
because they can only be re-pitched when the fan is
stopped
Intake
Airflow Direction & Rotation
• Standard configuration only. See examples below.
NOTE - Rotation determined by
viewing the propeller from the
discharge side.

STANDARD AIRFLOW
(MP) Discharge
air passes over Standard Configuration
Motor then MP Airflow
through Prop

aka: Hub on Discharge
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