Jyun Magnetism Group Limited  

Product Name: Permanent Neodymium Ring Countersunk Magnet Model NO.: Countersunk-1 Grade: N52 Coating: Nickel Shape: Ring Application: Electronic Products, Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet Plating: Custom Design Type: Permanent Composition: Rare Earth Magnet Samples: Free Samples Trademark: Jyun Magnetism Transport Package: Carton Specification: International Standard Origin: China HS Code: 85051190 Product Description We are the Permanent Neodymium Ring Countersunk Magnet manufacturer.You can provide you free samples if you requireMagnetic performance: N35 to N50M, other performances are availableStrong permanent magnetHigh coercive forceFor packing or as toy or speaker and so onEasy erosion, surface treatment methods include zinc, nickel to resist oxidationDifferent Shapes:about Us:Jyun Magnetism Group Limited is a specialized magnetic products and magnetic materials manufacturer. We have a factory which covers an area of about 5,000 square meters and manned approximately 100 personnel.With the first-class professional R&D team, advanced equipment, sophisticated inspection instruments, the strict quality assurance system and the professional service system, so Jyun magnetism can meet the multi-needs from customers.Our advantages:1) Jyun Magnetism is a trusted supplier. Coca-Cola is satisfied our high-quality magnet and fast delivery and excellent services. We have production certificate of authorization of Coca-Cola. We are also cooperating with the worldwide famous anime movie company, and producing Tom and Jerry series fridge magnets.2) All of our products have passed SGS test and RoHS test, and they are green and environment-friendly3) We also provide customer design support. Benefit from the established professional service system, our delivery time is much more quickly than our competitors.4)We are also the member of China Electronics Materials Industry Association(CEMIA)Frequently Asked Questions1, What is information we need before quotation for NdfeB magnet?Before our quotation, usually we need the following information. 1) Material type and magnet performance. 2) Size and shape, and magnet tolerances, normally International tolerance is +/-0.1mm 3) Max working temperature. 4) Delivered magnetized or unmagnetized, Magnetization direction 5) Quantities required. 6) Coating required (if any) 7) Magnet application2, What about the lead time for mass production?Bulk lead time: 7-15 days according to the order quantity.3, How long can Iexpect to get the sample?After your payment of the sample charge and files confirmed ,the samples will be ready for delivery in 3-5 days. The samples will be sent to you via express and arriving in 3-5 workdays. You can use your own express account or prepay us if you do not have an account.4, Do you have MOQ?We have no MOQ for most of items, but if the order quantity is small, and production cost will be higher.5, When can Iget the price?We usually quote within 24 hours. If you are very urgent to get the price, please call us (+86 13424215464) or tell us in your email ,so we will regard your inquiry priority.6, How can Iget asample to check your quality?After price /confirm/iation, you can require for samples to check our quality. If you just need astock sample to check the quality, we will provide you sample for free, as long as you afford the express freight.7, What is your terms of payment?Normally 50% deposit, and 50% payment before shipment. Because all of magnets are custom made.Production Process:Packaging&Shipping:1)By Sea: As the magnets have very strong power and attraction, and then we will use the plastic part to separate the magnets of each other , it will avoid someone will be hurt when take it out. Then, they will be packed in a small white box , several boxes to be a carton. And all of cartons will be packed into pallets, and then we will use truck to transport them to China custom warehouse2) By Air: If the goods will be shipped by air, all the magnetic should be degaussed and we will use Iron sheet to shield.NdFeB Magnet Performance SheetBr(bHc)(iHc(BH)maxTKGKA/mKOeKA/mKOeKJ/m3MGOeMaxMinMaxMinMaxMinMaxMin1N301.171.0911.710.9≥796≥10.0≥955≥1226322333282N331.221.1412.211.4≥836≥10.5≥955≥1228724736313N351.251.1812.511.8≥860≥10.8≥955≥1230226338334N381.301.2313.012.3≥860≥10.8≥955≥1232628641365N401.321.2613.212.6≥860≥10.8≥955≥1233428942386N421.351.3013.513.0≥860≥10.8≥955≥1235031844407N451.381.3213.813.2≥860≥10.8≥955≥1236633446428N481.431.3714.313.7≥836≥10.5≥875≥1139035849459N501.461.3914.613.9≥836≥10.5≥875≥11406374514710N521.481.4214.814.2≥836≥10.5≥875≥11422390534911N30M1.171.0911.710.9≥812≥10.2≥1114≥14263223332812N33M1.221.1412.211.4≥852≥10.7≥1114≥14287247363113N35M1.251.1812.511.8≥876≥11.0≥1114≥14302263383314N38M1.301.2313.012.3≥916≥11.5≥1114≥14326287413615N40M1.321.2613.212.6≥939≥11.8≥1114≥14342302433816N42M1.351.3013.513.0≥955≥12.0≥1114≥14358318454017N45M1.381.3213.813.2≥971≥12.2≥1114≥14374334474218N48M1.431.3714.313.7≥995≥12.5≥1114≥14398358504519N50M1.461.3914.613.9≥995≥12.5≥1035≥13414374524720N27H1.111.0211.110.2≥780≥9.80≥1353≥17239199302521N30H1.171.0911.710.9≥812≥10.2≥1353≥17263223332822N33H1.221.1412.211.4≥852≥10.7≥1353≥17287247363123N35H1.251.1812.511.8≥876≥11.0≥1353≥17302263383324N38H1.301.2313.012.3≥916≥11.5≥1353≥17326287413625N40H1.321.2613.212.6≥939≥11.8≥1353≥17342302433826N44H1.371.3013.713.0≥963≥12.1≥1273≥16366318464127N46H1.401.3414.013.4≥995≥12.5≥1273≥16382334484328N48H1.421.3614.213.6≥1011≥12.7≥1273≥16398358504529N27SH1.111.0211.110.2≥780≥9.80≥1592≥20239199302530N30SH1.171.0911.710.9≥812≥10.2≥1592≥202632233332831N33SH1.221.1412.211.4≥851≥10.7≥1592≥20287247363132N35SH1.251.1812.511.8≥876≥11.0≥1592≥20302263383333N38SH1.301.2313.012.3≥923≥11.6≥1592≥20326287413634N40SH1.321.2613.212.6≥939≥11.8≥1592≥20342302433835N42SH1.341.2813.412.8≥955≥12.0≥1512≥19350310443936N45SH1.381.3213.813.2≥987≥12.4≥1512≥19374334474237N25UH1.070.9810.79.8≥732≥9.20≥1990≥25223183282338N28UH1.131.0411.310.4≥780≥9.80≥1990≥25247207312639N30UH1.171.0911.710.9≥812≥10.2≥1990≥25263223332840N33UH1.221.1412.211.4≥859≥10.8≥1990≥25287247363141N35UH1.251.1812.511.8≥891≥11.2≥1990≥25302263383342N38UH1.301.2213.012.2≥923≥11.6≥1990≥25326287413643N40UH1.321.2613.212.6≥955≥12.0≥1990≥25334302423844N25EH1.070.9810.79.8≥732≥9.20≥2388≥30223183282345N28EH1.131.0411.310.4≥780≥9.80≥2388≥30247207312646N30EH1.171.0911.710.9≥820≥10.3≥2388≥30263223332847N33EH1.201.1412.011.4≥859≥10.8≥2388≥30287247363148N35EH1.231.1712.311.7≥883≥11.1≥2388≥30295263373349N38EH1.281.2212.812.2≥923≥11.6≥2388≥30318287403650N28EHS1.131.0511.310.5≥780≥10.0≥2786≥35247207312651N30EHS1.171.0911.710.9≥820≥10.3≥2786≥352632233328Note:1.The above data are given at temperature 23°C +/-3°C .2.Max working temperature is changeable due to the length-diameter ratio and environmental facts.3.According to P.R China standard GB/T 13560-2000Contact US:Company Name: JYUN MAGNETISM GROUP LTDWebsite: http://www.magnet-manufacturer.comTel: (+86) 755 -8452 2529Fax: (+86) 755 -8967 6029Mobile: (+86) 134 242 15464