Y30BH Speaker Magnet
HcB KA/m (KOe)
HcJ KA/m (KOe)
(BH)max KJ/m3 (MGOe)
The Max Working Temp.
D20xd5x8mm D32xd18x5.5mm D50xd25x10mm
D60xd24x8mm D60xd32x8mm D60xd32x10mm
D72xd30x12mm D72xd39x10mm D74xd40x15mm
D80xd40x15mm D90xd45x15mm D90xd50x15mm
D100xd50x12mm D100xd60x15mm D100xd60x20mm
D102xd51x15mm D110xd60x15mm D110xd60x17mm
D110xd60x18mm D120xd60x17mm D120xd60x20mm
D140xd75x20mm D156xd80x20mm D157xd56x22mm
D180xd88x22mm D190xd85x23mm D220xd110x25.4mm
PS: The big ring magnets are supplied uncharged.
Please provide magnet grade, size, coating, magnetized direction, quantity if you need price to sales(at)china-magnets-source-material(dot)com.
All inquiries, questions and emails will be replied within 24 hours
Samples and small quantity are available
Stock material for stable production
Most favorable Price is available
Excellent shipping forwarder to help delivery magnet
All sound speakers have a permanent magnet located behind the
center of cone, no matter what size or how powerful the speaker is,
to produce the sound by interacting with the changing magnetic
field, driving the cone. Speaker manufacturers have been searching
a long time for better magnet in speaker driver to achieve the best
of tone quality in different ranges, such as AlNiCo, Ferrite,
Neodymium, SmCo etc. China Magnets Source Material Limited can
provide speaker magnet based on your design.
NdFeB Magnet - Sintered NdFeB Magnet is the strongest magnet. With strong
magnetic force, it can be used on small volume speaker, earphone.
Need coating, such as NiCuNi, Zn. Sound: delicate
AlNiCo - The earliest magnet which is used on speaker. Expensive, but can
work under high temperature. No need coating. Sound: warm, classic
Ferrite - Also known as Ceramic. The cheapest one, but it is heavy. No need
coating. Sound: loud
Samarium Cobalt - SmCo has high magnetic force like N35 neodymium, but with better
working temperature than neodymium. No need coating. If you need
good appearance, NiCuNi can be chose.