Our company insists all along the quality policy of "product quality is base of enterprise survival; customer satisfaction is the staring point and ending of an enterprise; persistent improvement is eternal pursuit of staff" and the consistent purpose of "reputation first, customer first" for 17 Years manufacturer Round magnets for Seychelles Importers, Create Values,Serving Customer!" is the aim we pursue. We sincerely hope that all customers will establish long term and mutually beneficial cooperation with us.If you wish to get more details about our company, Please contact with us now.
A neodymium magnetic ball with 5 mm diameter would normally cover its 51 centimeter fall in .2-.3 seconds. Now it falls through a 29 cm long 7 mm diameter copper pipe which slows down buckyball’s total fall to 1.5 – 1.6 seconds. It falls 5 to 8 times slower than it would otherwise!
50Pcs / Lot 8 x 1mm N38 Powerful NdFeB Round Magnet Educational DIY Toy http://www.gearbest.com/classic-toys/pp_362864.html?vip=1467386