The appearance should be exquisite, the surface can not be obviously scratched or rusted, the key of the magnetic lock is to look at its tensile strength; this requires professional equipment to be measured, so only after installation, the hand pulls a sudden force It is normal to pull it off, but it should be noted that the installation of the electromagnetic lock body should be consistent, and the suction iron should not be installed too tightly, otherwise it will affect the tensile strength.
When selecting the lock, firstly, the 90 degree opening (one-way opening) and the 180-degree opening (two-way opening) should be distinguished. The 180-degree opening must use the electric lock, and the 90-degree opening can use the magnetic lock and electricity. Control lock, cathode lock, glass door lock, electric lock, etc. The door closer is determined by the weight of the door. The weight of the door is determined by the volume and material of the door. The stand is chosen for aesthetics, safety and convenience.
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