How to choose self-tapping screws for decoration in Huizhou screw factory?

In home decor,Huizhou Screw FactoryDifferent self-tapping screws are used to fix different building materials. There are many types of them, and most decorators and owners do not know how to choose the right self-tapping screws. Huizhou screw factory for us to introduce each type of self tapping screw use scenarios and methods.

1. Self-tapping screws of Huizhou Screw Factory

Literally speaking, it is a screw that can drill into objects without a drill. It is widely used in wood, iron, steel, aluminum alloy, plastic and other different building materials. It has open and connect functions. For example, the connection of wood is usually called a wood screw; a special self-tapping screw for tapping metal holes is called a drill thread. The intuitive difference is that the head of the self-tapping screw is sharp, while the ordinary screw is basically flat and has the same screw thickness. Self-tapping screws are usually non-metallic or soft metal. The use of self-tapping screws: Because there are too many self-tapping screws on the market, the principle of personal use is cost-effective. The following links are references for understanding these screws. The choice of screws should be determined according to your own usage scenario.

2. Wood screws of Huizhou screw factory

As the name suggests, it is a screw used to fix wood, often used in decoration, woodworking and DIY. After heat treatment, the hardness is high, and the wood screw thread design is deep, which is used to connect wood. Convenient and quick to use, directly use an electric drill to screw into the wood. However, it is strongly recommended to open wood screws larger than 4mm with guide holes and then screw in. A drill bit smaller than 4mm is directly screwed into the wood, and the guide hole is 1-2mm smaller than the screw, which is selected according to the hardness of the wood. For example, 2mm for softwood and 1mm for hardwood. Usually, we buy some wood screws are very soft. The drill is either broken or its head is scratched. These screws are usually not heat treated and have poor hardness. Some of them are overheated and their necks are fragile, so they break easily. The reason is similar to electric welding. In addition, their body materials are poor. Good wood screws are usually heat treated. The head of the drill is not easy to cut, but it also has a certain degree of toughness, and the neck is not easy to crack.

3. The drill tail screw of Huizhou screw factory

The drilling screw is characterized by the shape of a drill bit, which looks a bit like a dovetail, also known as a dovetail screw, and is mainly used to fix thin plates. It cannot be used for metal-to-metal combination and fixation. For example, the fixing of color steel, the connection of thin steel plate and wood board. The hardness of the drilling thread is higher than that of the wood screw. No auxiliary treatment is required. It can directly drill, tap and lock the thin plate at one time, saving a lot of time.

Drilling screws have two heads, one is countersunk head and the other is hexagonal head. Countersunk screws use cross drills with wooden blocks, which are basically used and very beautiful; sleeves are used for hexagonal heads, and hexagonal heads are generally used for metal plate connections.

4. Drywall nails of Huizhou Screw Factory

Commonly known as wallboard screws, translated from Drywall screw in English, it is characterized by corner heads, which are divided into double-line fine-tooth drywall screws and single-line thick-tooth drywall screws. Mainly used for gypsum board and wooden keel connection, gypsum board and light steel keel connection. Drywall screws can be divided into black and blue and white according to color. The phosphated drywall screws are black, which is used by most of us, while few people use blue and white zinc. The reason is that drywall nails are mostly used indoors, black phosphating has certain lubricity and rapid erosion speed; blue and white zinc has better anti-rust effect.