First, the classification of the buckle (more complicated)
Backpack buckles are generally divided into buckles (also known as side-opening buckles), day buckles, ladder buckles, hooks, rope buckles, and some special applications. Now introduce the characteristics, uses and strength of these fasteners.
The materials selected are generally POM (polyoxymethylene), PP and NY.
The buckle is composed of a male buckle and a female buckle, one end is fixed by a webbing, and the other end can be adjusted by a webbing, and the length of the webbing is selected according to different needs, and is generally used for fixing the shoulder and the waist.
2, the day deduction
Its materials are generally POM, PP, NY
In general, the buckle is used on the shoulder strap of the backpack and the shoulder strap of the shoulder bag to adjust the length of the webbing. In order to prevent slipping, the crossbar in the middle of the buckle is designed with stripes on the other side, and the two crossbars are placed next to each other. The logo is almost the same in shape.
3, ladder buckle
Its materials are generally PP, POM, NY
The function of the ladder buckle is also the shrinking webbing, which is generally used at the tail of the shoulder strap to adjust the fit of the backpack. The shape of the ladder buckle and the functional design, the classic is not much, duraflex duckbill ladder buckle can be regarded as an immortal classic.
4, rope buckle
Its materials are generally PP, NY, POM
Using the elasticity of the spring ring, the rope is misplaced, and the rope mouth can be selected in the size of the hole, single hole and double hole, and is suitable for various OO ropes, nylon ropes and elastic ropes. The LOGO can be designed according to the requirements of the customers. The design of the rope buckle has been greatly different from the previous ones, and there are many kinds of metal materials.
Its materials are generally derived from PP, NY, POM
Hooks are generally used on the side of a shoulder bag, with a d-ring attached to one side and a webbing connection on the other. Many alloying elements have been added to make the hooks stronger. Others are not introduced much.