180kg \\\\\\\\\\\\\\\\ \\\\\\\' ness
Electromagnetic Locks, In case of DC power to take shape with the strength of the metal become a magnet locks are developed on the basis of logic.
180 Kg, 300LBS, keep the door is suitable for products with force. They can be used for sliding doors and folding doors. However, electromagnetic locks used with sliding doors and used with folding doors are different. 180 KG \ 'health products, can not be recommended in high aluminum doors that can stretch over but inflexible and over-all normal sizes can be used on doors.
In case of power failure electromagnetic locks, magnets lose their property and money for the metal are released.