Aluminum door and window hardware selection tips

Aluminum door and window hardware purchase tips:

1. Should choose the hinges, slides and locks with good sealing performance. It is flexible and convenient to open and close and pull several times during purchase.

2, should choose a lock with flexible performance. When you purchase, you can insert the key a few times to see if it is not smooth, and if the switch is screwed up, it will save you.

3. Select a variety of decorative hardware with good appearance and performance. When purchasing, it is mainly to see if the appearance is defective, how the gloss is applied, and whether the texture is smooth.

(1) Doors and windows and accessories: must meet the design requirements, specifications and models should comply with national standards.

(2) Floor spring: The floor spring of the door should be stainless steel or copper. Before it is installed, it should be adjusted before and after the opening and closing speed for easy use. The hydraulic part must not leak oil. A door closer can also be used.

(3) Door lock: It should be a double-sided safety lock.

(4) Push hands: stainless steel, aluminum alloy or copper.

(5) Pulley and pulley frame: The pulley can be made of hard nylon wheel and pulley frame, generally galvanized steel products.

(6) Sealing material: Sealing rubber strip should be used together with waterproof sealing glue.

Door and window accessories purchase need to pay attention to the following points

1. Look at whether the brand is well-known. The hardware used in the door and window hardware of the big brand is almost always stamped and formed by cold-rolled steel. The hand feel is thick, the surface is smooth, the bearing capacity is strong, the sliding door is stretched freely, and the door generally does not appear to slide out. Happening. Inferior hardware is usually made of cheap metal such as thin iron, and the door is stretched and even raspy.

2, the weight of the product, the same specifications of the product, if the quality is relatively heavy, indicating that the product density is high, the material selected by the producer is relatively hard, the quality is relatively guaranteed.

3, look at the details, pay attention to the details of the hardware products, is the use of ordinary grease or silicone oil? Is it straight and straight after installation? Is the metal paint film surface flat? From these details, it can be seen whether the product is excellent, thus confirming the door and window hardware Whether the quality is outstanding.

Door and window accessories maintenance method

1, stainless steel handle and stainless steel other "hardware" can be scrubbed with brightener to increase the brightness.

2. Moving parts such as hinges, hanging wheels and casters may be degraded due to the adhesion of dust during long-term movement. One or two drops of lubricant can be kept smooth every six months.

3, it is necessary to pay attention to the direction of the rotation of the handle, avoid using dead force. In particular, teach children not to hang on the door handle, which is both dangerous and dangerous to the inner door.

4. When the lock cylinder is not sensitive, scrape a small amount of black powder from the pencil lead and gently blow it into the lock hole. This is because the graphite component in between is an excellent solid lubricant. Never let in the lubricant, as this will make it easier to stick to the dust.