Mini SMA (shape memory alloy) Actuator

Description

This Is A Shape Memory Alloy Actuator, It Has An Sma Spring And A Conventional Spring, It Works On The Pricipal That Sma Materials Change Their Shape According To The Temperature. In This Case The Two Springs Move A Little Arm. In This Way You Can Have A Temperature Sensitive Actuator Which Requires No Electricity And No External Control. In Addition To The 3D Printed Parts You Will Need: - 2 Screw Gb/T 13806.1-1992 Type B; M1,4 X 1,8 Mm - 1 Sma Spring (Choose The Working Temperatures According To Your Needs As Long As The Inner Diameter Of The Spring Fits Around The Coil Support) - 1 Normal Spring Which Has About 50% The Force Of The Sma Spring And I Reccomend To Add Oil Or Some Type Of Lubricant Between The Linkage And The Coil Support

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