How to divide the security door level
To pay more attention to hinges and hinges rust-proof lubrication. Otherwise it will rust and abnormal sound. Hinges lack rust-free lubrication, and affect the appearance, will issue a squeak sound, affect the rest. Meikailong and other well-known hinge brand with tiger hotolube or Krupp's hinge hinge grease, colorless and transparent, good adhesion, good durability. Panther has 130 grams of tube packaging, but also for sliding doors and so on. Grease directly applied to the hinge gap, will slowly penetrate into the hinge inside. The maintenance period is four to six months. Should not use the oil or ordinary butter, easy to lose or low temperature freeze, there will be harmful smell volatilize. Vegetable oil will soon rancid produce odor, loss of lubrication.
Class I: Door frame 2.0mm Door leaf: 1.0 / 1.0mm Key point 12 Class B: Door frame 2.0mm Door leaf: 1.0 / 1.0mm Lock point 10 coupons 郾 淀 丢 丢 丢 丙 Level: Door frame 1.8mm Door leaf: 0.8 / 0.8mm lock point 8 Ding: door frame 1.5mm door: 0.8 / 0.6mm lock 6
