Specification:

Size: 9x3 mm
Grade: Y30
Color: Black
Length: 0.9 cm ; Height: 0.3 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.