Drywall Tapping Screw Dies

1. Product nature  

The drywall screw is a kind of nail, which can be divided into double thread fine tooth drywall screw and single thread thick tooth drywall screw.  

Self-tapping nail is one of the threaded fasteners that can be used to drill female threads in pre-drilled metal or non-metal materials.  

2, shape,  

Drywall screws: in the appearance of the biggest feature is the horn head shape, single line thick tooth drywall screws with wider threads, phosphating drywall screws are the most basic product line, and blue and white zinc drywall screws are a supplement, the scope of application and purchase price of these two are basically the same  

Self-tapping screws: on small screws its size, thread type, head type, tapping performance in engineering applications high tension, single piece, single side combination characteristics are unlimited.  Self-tapping nail materials can be divided into carbon steel and stainless steel, carbon steel 1022 carbon steel is the main material.  Usually used on doors, Windows, iron.  The head is a socket formed by an enlarged part at one end.  

3, the application  

Drywall screws: In foreign countries, the general construction attaches great importance to the selection of suitable fastener products, single line thick tooth drywall screws are used as an alternative to double line fine tooth drywall screws are more suitable for the connection of wooden keel.  In the domestic market, double thread fine tooth drywall screws have been used exclusively for a long time, and it takes time to change the use habits.  

Self-tapping nail: used for non-metal or soft metal, can be consolidated on the material, by its own thread, will be consolidated body "tapping, drilling, extrusion, pressure" out of the corresponding thread, so that they closely cooperate with each other 

DRYWALL TAPPING SCREW Dies, Used for interior decoration of decoration industry, fasten gypsum board and keel on the partition wall, and in the condition of no prefabricated hole, can be screwed into the keel quickly. It has the advantage of double thread, strong hardness, fast tapping speed. The quality of thread lines directly affects the speed of tapping. Black is wildly used in the market, namely black parkerising. More than 80% of the demand for drywall tapping screws is focused on the specification 3.5x25.Because basically use at plasterboard, and the thickness of plasterboard is the same.