Doors and windows are made of several materials, such as aluminum alloy, stainless steel, and color steel. The hardware accessories of different materials for doors and windows will be different.
Door and window hardware accessories purchase method
Sealing strips: Because the combination of the door and the door panel is a hard bump between the panels, the instantaneous noise when closing the door is about 120 decibels, which seriously affects physical and mental health. High-strength sealing strips are used, which do not react with the paint, ensuring the smoothness of the surface in contact with the paint. And it also has the characteristics of shock absorption, noise reduction, sealing, sound insulation and moisture resistance.
Hinges: used for casement doors and windows. Consumers can observe the material of the hinge when purchasing, including copper, iron-plated copper, stainless steel, and aluminum alloy extrusion materials. It is forbidden to choose zinc alloy cast hinges.
Hinge: It is suitable to have a three-pronged hinge with high strength, strong load-bearing capacity, convenient disassembly and assembly, flexible opening and closing, and noise reduction.
Sliding brace: a device that supports casement sashes to achieve opening, closing, and positioning. Consumers should choose stainless steel materials when buying. The surface should be free of defects such as scratches, sharp edges, burrs, etc. When the sliding brace is opened and closed, there is only a slight resistance.
Pulley: bear the weight of each sliding door and window, and make horizontal movement. Consumers should pay attention to the material of the pulley frame and whether the pulley adopts needle bearing or ball bearing. For the pulley for sliding door, choose the heavy-duty door pulley. Never use the pulley of the sliding window instead.
Handle: Used for casement windows. The main function is to press the sash to the window frame when the casement sash is closed to achieve the sealing effect. Consumers should pay attention to the observation of the surface is flat, no burrs, hand weight feel, uniform coating surface can be observed.
Half-moon lock: most of them are hook locks between fans. Consumers should choose stainless steel or aluminum alloy.
I should choose a lock with good flexibility and performance. When purchasing, you can insert and remove the key several times to see whether it is smooth or not.
Select a variety of decorative hardware accessories with good appearance performance. When buying, it is mainly to see if the appearance is defective, how the plating gloss is, and whether the hand feels smooth.
Hinges, slide rails and locks with good sealing performance should be selected. When you shop, you can open and close it and pull it a few times to feel its flexibility and convenience.
Cabinet door hinges are divided into two types: detachable and non-detachable, and the cover is divided into three types: large bend, middle bend, and straight bend. The middle bend is the main type. In addition to visual inspection and feel, the hinge surface is smooth and smooth, you should pay attention to the hinge spring's reset performance. You can open the hinge 95 degrees, press the two sides of the hinge with your hands, and observe that the supporting springs are not deformed or broken. For qualified products.
Drawer guide rails are divided into two sections and three sections. The brightness of the paint and plating on the surface when choosing, the clearance and strength of the load-bearing wheels determine the flexibility and noise of the drawer opening and closing. Load-bearing wheels that are wear-resistant and rotate evenly should be selected.
