N42 Permanent NdFeB Ring Magnet Used for Speaker Component

Model NO.: DrM-022
Torelance: ±0.05mm
MOQ: 100 Pieces
Direct Magnetization: Axial
Delivery Time: 10-15days
Sample: Available
Max Working Temperture: 80 Degree(N Series)
OEM: Available
Size: 4.5mm Diameter X 4.5mm Thick
Trademark: DJH
Transport Package: Standard Export Carton
Specification: SGS
Origin: Shanxi, China
HS Code: 8505111000
N42 Permanent NdFeB Ring Magnet Used for Speaker Component
1.    Magnetic Material Manufacturer;
2.    Wholesale price offer with LOW MOQ.

N42 Permanent NdFeB Ring Magnet Used for Speaker Component
N42 Permanent NdFeB Ring Magnet Used for Speaker Component
N42 Permanent NdFeB Ring Magnet Used for Speaker Component
N42 Permanent NdFeB Ring Magnet Used for Speaker ComponentDescription:
Product Number: DrM-022
Material: Neodymium Iron Boron(NdFeB)
Shape: Ring
Imperial Dimensions: 1 1/4" od x 3/4" id x 1/8" thick
Metric Dimensions 31.75mm outer diameter x 19.05inner diameter x 3.175mm thick
Dimensional Tolerance: ±0.004'' x ±0.004''
Weight: 0.426 oz. (12.1 g)
Grade: N42
Coating: Ni-Cu-Ni (nickel)
Magnetization direction: Through Thickness (Axial)
Magnetic Face: 1 1/4'' dia.x 3/4
Pull Force(Lbs): 12.6
Max Operating Temp(°C/°F): 80/176
Brmax:  14,800 Gauss
BHmax 52 MGOe

Application:

Rare Earth Magnets are widely used in many fields, such as speaker, motors, sensors, microphones, wind turbines, wind generators, VCM in hard disk drives, printer, switchboard, loudspeakers, magnetic separation, magnetic hooks, magnetic holder, magnetic chuck, common daily use and so on.


Trade Terms: 
1.Payment: T/T, Western Union, PayPal; 30% deposits; 70% balance before shipping.

2.Packing: Standard export carton

3.Shipping: By Sea (Guangzhou or Ningbo), 
                      By Express ( DHL/ FedEx/ TNT/ UPS/ EMS etc.), 
                      By Air
                      Accepted client's forwarder

FAQ:
1. Are you a Factory/Manufacturer?
    Yes, we have our own factory for more than 14 years.

2. How many workers are there in your factory?
    180 workers, including 10 engineers, 35 QCs.

3. What are your major products?
    Magnetic Material are our main products.

4. Does your company attend to the exhibition?
    Yes, twice a year to Hong Kong Electronic Fair.

5. Which payment terms can you accept?
    T/T, Western Union, PayPal.

6. How about your quality for the Magnetic Material?
    Our quality is highly praised by clients. During 14 years, the return of the goods is Zero.

7. What is your delivery time?
    Our rate of delivery in time is 98%.

8. Can you manufacture magnet in special size?
    Yes, we can.

9. Do you have stocks?
    It depends on the products.

10. What are your shipping ways?
      By sea, by air and by express (DHL, Fedex, UPS, TNT, EMS, Aramex etc.)
 

Why Choose Us-Shanxi Dajinhua Magnetic Material  Co., Ltd.
 
1.14 years specialize in Magnetic Material field & 2,000 tons of NdFeB every year.

2. We have our own factory, produce and sell by our own company
180 workers, including 10 engineers, 30 QCs.

3.The rate of the delivery time: 95%
1,000,000 pieces/month, enough to support the large order.

4. The return of the goods: 0
Ensure the high and stable quality,base on the superior raw material, integrative process and strict QC team.

Reference Form
 

Grade
Max. Energy Product		 Remanence Coercive Force Rev. Temp. Coeff. Curie Temp. Working Temp.
(BH)max Br Hc Hci Bd Hd Tc Tw
MGOe kJ/m3 kG mT kOe kA/m kOe kA/m %/oC %/oC oC oC
N35 33-36 263-287 11.70-12.10 1170-1210 >10.9 >868 >12 >955 -0.12 -0.6 310 80
N38 36-39 287-310 12.10-12.50 1210-1250 >11.3 >899 >12 >955 -0.12 -0.6 310 80
N40 38-41 302-326 12.50-12.80 1250-1280 >11.6 >923 >12 >955 -0.12 -0.6 310 80
N42 40-43 318-342 12.80-1320 1280-1320 >11.6 >923 >12 >955 -0.12 -0.6 310 80
N45 43-46 342-366 13.20-13.80 1320-1380 >11.0 >876 >12 >955 -0.12 -0.6 310 80
N48 46-49 366-390 13.80-14.20 1380-1420 >10.5 >835 >11 >876 -0.12 -0.6 310 80
N50 47-51 347-406 13.9-14.3 1390-1430 >10.5 >836 >11 >876 -0.12 -0.6 310 80
N30M 28-32 223-255 10.90-11.70 1090-1170 >10.2 >812 >14 >1114 -0.12 -0.59 320 100
N33M 31-35 247-279 11.40-12.20 1140-1220 >10.7 >851 >14 >1114 -0.12 -0.59 320 100
N35M 33-37 263-294 11.80-12.50 1180-1250 >11.0 >875 >14 >1114 -0.12 -0.59 320 100
N38M 36-40 286-318 12.30-13.00 1230-1300 >11.5 >915 >14 >1114 -0.12 -0.59 320 100
N40M 38-42 302-334 12.60-13.20 1260-1320 >11.8 >939 >14 >1114 -0.12 -0.59 320 100
N42M 40-44 318-350 13.00-13.50 1300-1350 >12.0 >955 >14 >1114 -0.12 -0.59 320 100
N45M 42-46 334-366 13.20-13.80 1320-1380 >12.2 >971 >14 >1114 -0.12 -0.59 320 100
N33H 31-34 247-271 11.30-11.70 1130-1170 >10.5 >836 >17 >1353 -0.11 -0.58 320-350 120
N35H 33-36 263-287 11.70-12.10 1170-1210 >10.9 >868 >17 >1353 -0.11 -0.58 320-350 120
N38H 36-39 287-310 12.10-12.50 1210-1250 >11.3 >899 >17 >1353 -0.11 -0.58 320-350 120
N40H 38-41 302-326 12.40-12.80 1240-1280 >11.6 >923 >17 >1353 -0.11 -0.58 320-350 120
N42H 40-43 318-342 12.80-13.20 1280-1320 >12.0 >955 >17 >1360 -0.11 -0.58 320-350 120
N33SH 31-34 247-272 11.30-11.70 1130-1170 >10.6 >844 >20 >1592 -0.11 -0.55 340-360 150
N35SH 33-36 263-287 11.70-12.10 1170-1210 >11.0 >876 >20 >1592 -0.11 -0.55 340-360 150
N38SH 36-39 287-310 12.10-12.50 1210-1250 >11.4 >907 >20 >1592 -0.11 -0.55 340-360 150
N40SH 38-41 302-326 12.10-12.80 1240-1280 >11.8 >939 >20 >1592 -0.11 -0.55 340-360 150
N28UH 26-29 207-231 10.20-10.80 1020-1080 >9.6 >768 >25 >1990 -0.11 -0.51 350-380 180
N30UH 28-31 223-247 10.80-11.30 1080-1130 >10.2 >816 >25 >1990 -0.11 -0.51 350-380 180
N33UH 31-34 247-271 11.30-11.70 1130-1170 >10.7 >856 >25 >1990 -0.11 -0.51 350-380 180
N28EH 26-29 211-236 10.40-10.90 1040-1090 >9.8 >784 >30 >2388 -0.11 -0.51
350-380
200

Compound Gratings

Galvanized Checker Plate,Combined Steel Grating,Compound Steel Grating

Lihongyuan Steel Grating Co., Ltd. , http://www.steelgrating-supplies.com

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