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Articles

Locks Polishing Materials and Their Functions

Locks Polishing Materials and Their Functions

This technical article introduces six materials used for locks polishing and their functions. Materials and their functions for polishing locks: 1. Secnidazole: in liquor, its function is passivation and polishing, which directly affect the speed and quality of polishing. When its concentration is too low, its reaction speed will be low too, the surface gloss is poor after polishing. While on the contrary, there will appear some pitting corrosion on the surface after polishing. 2. Phosphoric a...

Precautions for Locks Polishing

Precautions for Locks Polishing

This technical article illustrates the precautions before and after polishing for locks set. 1. The workpiece must go through the drying processing before polishing, in order to avoid that solution is diluted by water and therefore affect its glossiness. 2. After polishing, the workpiece should be put in at room temperature, dry 400~500 g/l nitrate or in the 100~200 g/l Lattice inebriate solution in a few seconds to 10 seconds to remove the surface metal. Except for mechanical prime light and c...

The Maintenance Methods of Locks

The Maintenance Methods of Locks

Although lock is a small hardware accessory, which is consisting in door and window hardware, it plays a most important role in our daily life. Therefore it is crucial to maintain it. 1. When the door lock is not easy to be opened or closed, you can spray some lubricating oil on the lock bolt. 2. Some kind of plug cannot be added fabricating oil, such as dual bead lock. 3. The door crack should not be too large, which may make it easy to open or make noise. 4. When the lock is not so easy to...

10 Notes Should Be Considered When Choosing Locks

10 Notes Should Be Considered When Choosing Locks

4 points to take into consideration for choosing seal or construct seal lock: 1. Reliable manufacturer. Do not choose some cheap products whose quality may not be always good enough. 2. Appropriate products. You should select the most proper type according to your purpose. 3. Compare the price between the same products, and compare the quality within the same price. 4. The attitude of pre-sale and after-sale servicer. The customer servicer of a professional producer must be a quality person. ...

What is A Motorcycle Disc Brake Lock

What is A Motorcycle Disc Brake Lock

What's A Motorcycle Disc Brake Lock? People may say motorcycle disc brake lock is a lock to secure motorcycle from being stolen. Yeah, it is right, but not exactly. A motorcycle Disc Brake Lock belongs to motorcycle lock, but it locks motorcycle brake. Normally, it can be classified into 2 types, one is motorcycle disc brake lock with alarm, and the other is motorcycle disc brake lock without alarm. Motorcycle disc brake lock is very convenient to use.   How to use motorcycle disc brake...

The Installation and Maintenance Methods of Daily Locks

The Installation and Maintenance Methods of Daily Locks

This technical article introduces some maintenance methods including the installation of locks in our daily life.   1. The Installation of Locks 1) This work should be done by experienced carpenter or someone who has much knowledge about it. Trepan according to the distance model in product specification, chisel supporting box, lock buckle and box hole to make the preparation for installation.   2) Inspect whether the hole is accurate and strictly follow the steps in the product instal...

Three Essential Points for Choosing Lock

Three Essential Points for Choosing Lock

This technical article tells us these following three essential points when choosing locks: operative standard, materials and surface treatment. 1. Operative Standard China has very strict standards towards hardware locks, so the quality of imported products is relatively high. We can judge the quality of locks by ourselves. In general, the quality of heavy locks is relatively high; there should be no sharp on the lock body, which may hurt people, especially the end of lock handle, lock body, a...

A Detailed Introduction of Child Security Lock

A Detailed Introduction of Child Security Lock

Child security lock is applied to the rear door of the car to prevent the door from being opened during the driving. When this device works, it is still at lock state even you open the electronic central door lock. If you want to open the back door, you can only switch the door outside under the conditions of central controlling lock open. 1. Operation Principles Child security lock is also called child insurance of the car lock, which is installed in the lock of the car rear door. There...

General Knowledge of Cabinet Hinges

General Knowledge of Cabinet Hinges

Cabinet hinge design is generally classified into full-cover, half-cover and hide-inside, which might as well be called straight arm, medium-bend and large-bend, or straight bending, large bending and bending, etc., all of them change from place to place.   In the design and manufacturing process of cabinet, 18mm-thickness door plank is generally used in the majority, of course, there are a few use 15mm or 16mm, and full-cover-cabinet refers to those whose door plank closing just cover that...

An Introduction of Lock Body and its Functional Categories

An Introduction of Lock Body and its Functional Categories

Lock body is a component of lock, which has many categories such as single-way, three-way and four-way types, etc.   Functional classification Single-bolt lock This type is often applied to room door, office and so on. It can also be combined with intelligent entrance guard system. With the function of both mechanical and intelligent locks, this kind lock is both convenient and safe.   Heaven and earth lock This kind of lock body is to lock the door and at the same time, the ...