Magnetisation Grade:         N38
Material: Neodymium-Iron-Boron (NdFeB), Neodymium and Steel 
Magnet ID:              NCD-402010-N38 
Plating / Coating:  Nickel (Ni-Cu-Ni) / Double Ni / Zinc (Zn) / Epoxy        
Shape:         Disc with Countersunk Hole (countersink hole)   
Countersunk Magnet Size: 
Disc Total Diameter (D):      40 mm
Disc Total Height (H):         20 mm
Small Hole Diameter (d):      10 mm
Tolerance:         ±0.05 mm
Magnetisation Direction:    Axial  /  Radial   
Residual Magnetic Flux Density (Br): 1220-1250 mT (12.2-12.5 kGs)
Energy Density (BH)max:             287-310 KJ/m³  (36-39 MGOe) 
Coercivity Force (Hcb):              ≥ 899 kA/m ( ≥ 11.3 kOe)  
Intrinsic Coercivity Force (Hcj):    ≥ 955  kA/m ( ≥ 12 kOe)   
Maximum Operation Temperature: 80 °C 
Delivery Time:           14-35 days   

Our NdFeB Disc with Countersunk, Disc Countersink Magnet, Sintered Disc Magnet with Countersunk, Disc Magnet with 90 °Countersunk, Disc Magnet Countersunk Hole Pot magnet has a strong power and for long time to use as a better price.
1.Strong pulling force: It could reach 200N or more
2.High quality: Our products are produced according to ISO 9001:2008 / TS16949:2009
3.Competitive price: We have varies of mould with different size, such as D88, D66, D43 with thread and so on, so there’s no mould charge for you if you choose Newland.
4.Different color for your choice: We could do the any color which you would like.
5.The logo which is belong to yours: logo also could be made on the products’ surface as per your requests. There are many applications for NdFeB mounting Magnets, mainly in applications where a strong clamping force is required. Applications include Point of Sale, window dressing, door / cupboard and gate clamps, false ceiling clamps, signs and banners, torque limited seals, jigs and fixtures, lighting holders, marketing and exhibition displays, retrieval magnets, industrial fixings, etc.