This is the standard cast Alnico 5 cow magnet with bright, metal finish. It is non-toxic and non-corrosive in use. Strong alnico magnet with a magnetic pole on each end. It can be used for magnetic field demonstrations and a variety of other lab experiments.
Customized AlNiCo Cow Magnet
Alnico Cow Magnet was originally used as a tool to save the lives of cows, which eat everything from grass and dirt to nails, staples, and bits of baling wire (referred to as tramp iron).
A cow has 4 compartments in its stomach, and when these tramp iron items work their way through, they cause “hardware disease”, threatening the surrounding vital organs and causing irritation and inflammation, and worse.
Physical Properties of Cast Alnico
Curie Temperature (℃)
Max. Operating Temperature (℃)
Relative Recoil Permeability (μrec)
Saturation Field Strength (kOe, kA/m)
Temperature Coefficient of Br (%/℃)
-0.025 ~ -0.02
Temperature Coefficient of iHc (%/℃)
+0.01 ~ +0.03
AlNiCo Cylindrical Cow Magnet
The Alnico Cow Magnet is inserted into the cow’s mouth like a pill by the farmer or a veterinarian and it is designed to lodge in the cow’s second stomach and attract the stray metal on its way by, holding it in a safe place. They
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