500kg Pull Force Neodymium Fishing Magnet double sided underwater fishing magnet Model Number:N35-N52 Type:Permanent Composite:NdFeB Magnet Application:Industrial Magnet Tolerance:Ã?±1% Processing Service:Punching Grade:NdFeB Magnet Coercivity:868(KA/m) remanence:1.17-1.47(T) Intrinsic coercivity:955(KA/m) Maximum magnetic energy product:955(KJ/m3) density:7.5(g/cm3) Operating temperature:80 (â??)   Product Information: Model Number N35 Type Permanent Composite NdFeB Magnet Application Industrial Magnet Tolerance Ã?±1% Processing Service Punching Grade NdFeB Magnet Delivery Time 15 days Coercivity 10.9(KA/m) remanence 11.7-12.1ï¼?Tï¼? Maximum magnetic energy product 33-36(KJ/m3)