Specification:

Size: 6"x4"x1/2" mm
Grade: Y30
Color: Black
Length: 15.24 cm ; 
Width: 10.16 cm ; 
Height: 1.27 cm
Max Operating Temperature: 300°C 

Description:
Ferrite also is known as Ceramic Magnet is a Composition of iron oxide and barium or strontium carbonate. These materials are readily available and at a lower cost than other types of materials used in the making of Permanent magnets.