1) Generally, the opening and closing frequency of indoor doors is high, but the requirements for sealing performance are not high, and a single-point door lock with convenient operation can be selected. 2) Doors that communicate with the outside (such as balcony doors, corridor doors in hotels or offices, etc.) should try to choose a...

About installation: Verify the track length is correct and you can cut the extra part. Be careful not to let sawdust into track. Insert the folding door onto the track in the strapping state. Verify the direction of handle and simple lock of installation and then install track. Tighten the screw according to the order...

First, look at the lock material The locks on the market are basically divided into stainless steel, copper, zinc alloy, aluminum alloy and iron and other materials.Each of these materials has its own advantages and disadvantages. Stainless steel high strength, corrosion resistance, no color, is the best lock material, but forging performance is not good,...

Third, look at the key There are many types of keys, generally divided into word keys (ordinary keys and Angle keys), cross keys, computer keys,Cylinder key, different key configuration of the door key is not the same, ordinary key and cross key configuration of the door lock price is relatively cheap, but the anti-theft performance...

Several significant advantages of aluminum extruded profiles over other processing methods: Less machining: because the aluminum alloy can be extruded into any complex section, therefore, as long as the design is reasonable, extruded aluminum alloy profile material can also be easily assembled, thus reducing the need for machining.Some shapes can only be obtained by extrusion...

The window is the eye that occupies the home, and the encapsulation of the balcony can reflect the bright degree of this eye more.What traditional balcony encapsulates uses is model steel window or aluminum alloy window, increased horizontal frame to stand above all.Second, the window sash can not be all opened, and each home independent...

When using doors and windows of aluminum alloy, push pull to make want light. When you find that there are difficulties to pull and push, should eliminate a fault first.Ash accumulation and deformation are the main reasons for the difficulty in pushing and pulling aluminum alloy. It is necessary to keep the door frame clean,...

Today is the 10th day of the first month of the lunar calendar, a good day with spring breeze blowing on our faces.Our company is officially in operation.In the past year we have provided our customers with satisfactory products.The hard work of the employees has also paid off.In the New Year, we will do a...

The structure of aluminium alloy doors and Windows undoubtedly plays a crucial role in its energy saving effect, so in order to achieve good energy saving effect, it is necessary to have a reasonable structure as far as possible. To achieve the effect of saving energy, we must consider from the point of thermodynamics.Heat exchange...

First, push-pull window is by Japanese innermost sliding-sliding door development and come, two sash are opened in slide course on window frame and close, opening window area is the half of window frame.The size of hot and cold air convection is proportional to the size of the upper and lower gap of the window sash....