How To Distinguish The Advantages And Disadvantages Of Leather Shoes And Whether They Are Easy To Open?

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Common sense

1,

How to distinguish the quality of outsole?

The outer sole of leather shoes is made of lemon glue, polyurethane, modified polyvinyl chloride, etc. it has been stipulated in the national standard of leather shoes. The flexural performance, wear resistance and hardness of the outer part of the leather shoes are specified. It should be tested with folding, abrasion testing machine and hardness tester. When choosing shoes, fingers should be pressed to the sole of shoes, and the elasticity should be pressed.

At present, there are many problems in the outsole quality of lemon rubber shoes. The phenomenon of breakage and massive shedding often occurs. This is because the profit of sole production plant is not in the quality of products, and the rubber content in rubber bottom is low, so that the quality of soles will be reduced with reclaimed rubber and other fillers.

2, what is the role of leather shoes and steel hooks? How to distinguish good from bad?

Each male and female leather shoes have a pair of steel hooks (flat shoes).

Except for it, it is installed between the outsole and the middle sole of the foot center (waist window). It is the backbone of shoes, which keeps the bottom radian and stabilizing the heel. The middle and high heels are especially important.

When you pick your shoes, you can use your hands to press the center of the shoe firmly. If you wear the shoes, you can see that the heel is not empty or uncomfortable. You can check whether the heart is broken.

If it breaks in the three package period, it can be replaced.

3, why do leather shoes open?

Adhesive leather shoes and bottom are not firmly bonded, and glue is more common. There are many reasons for opening glue, mainly because of raw material selection and improper process control.

Rubber sole and

Neoprene glue can be used to stick, and the imitation leather and polyurethane base with more resin composition will not work well. It must be replaced with polyamine finger glue or other adhesive to adhere to it, because one kind of adhesive is not suitable for any material. Before the bonding, the sole and shoe upper should be ground and fuzzed, and then glued and baked and pressed together with the press.

When choosing shoes, pay attention to check whether the adhesive is firm at the bottom, whether it is open or not, and pay attention to rain and ice when wearing it.

4, do the inner bottom with cardboard, is the quality reliable

In the past, leather shoes were made from pig * s and inner leather.

Now natural leather resources are reduced. Substitute materials are used to replace some natural materials.

For example, cardboard for shoes is widely used at home and abroad.

Good quality shoes can meet the requirements of moisture absorption, air permeability, flexural resistance, peel strength, tear resistance and dimensional stability. The quality of the inner cardboard, such as fracture, shrinkage, rigidity and delamination, is all unqualified.

5, what is the quality requirement of the master and Baotou?

The main heel is located at the back and bottom joints of leather shoes. They are wrapped around the front and the front ends of leather shoes. They are all made of leather shoes without distortion.

It should be installed on upper and shoes.