Ceramic Magnets 4" x 3" x 1" Block Ceramic Hard Ferrite magnets

This ceramic magnet is made with top quality ferrite magnetic material with the state of the art technology. The production process is strictly compliant to the ISO 9002 quality system. Though ceramic magnets are not the strongest permanent magnets, they are still powerful enough to be suitable for lots of applications including magnetic separation, holding, education, school project, craftings etc.

The magnet in this listing is 4 inch x 3 inch x 1 inch with 30 lb pulling force. It's very popular for therapy, school projects.

Technical Specifications
Grade of Ferrite Magnet  (Typical Magnetic Properties)

M    Material	Br		HcB		HcJ		(BH)max
	mT	KG	KA/m	KOe	KA/m	KOe	KJ/m3	MGOe
C1 C5 C7 C8A C8B C9 C10 C11	230 380 340 385 420 380 400 430	2.3 3.8 3.4 3.85 4.2 3.8 4.0 4.3	148 191 258 235 232 280 288 200	1.86 2.4 3.23 2.95 2.913 3.516 3.617 2.512	258 199 318 242 236 320 280 204	3.5 2.5 4.00 3.05 2.96 4.01 3.51 2.56	8.36 27 21.9 27.8 32.8 26.4 30.4 34.4	1.05 3.4 2.75 3.5 4.12 3.32 3.82 4.32

Dimension range of Disc Magnet 
Length:   1.0mm ~ 180mm
Width:    1.0mm ~ 100mm
Thickness :  1.0mm ~ 25mm

Tolerance of Ferrite Magnet  
Standard tolerance : +/-2%
Also stricter tolerance are possible if specially requested.

Packaging and Delivery
Packaging: Neutral box packaging, inner box , foam inside and other protection, to ensure
safely of transportation.
Delivery time: 8 ~ 20days, depend on customer’s order quantity.



How to order
1.Type of magnet and Grade
2.Dimention of Magnet
If possible, it’s better to send us a drawing or sketches.
3.Tolerance of Magnet
4.Quantity
5.Direction of Magnetization
6.In case, you have no idea about the grade and surface coating, please tell us the following information:
6-1.What’s the product used for ?
6-2.Operating temperature and environment (dry. Humit, salt or others )