How much does a badminton weigh?

The weight of a badminton is as follows: 4.74-5.50g.

Definition of badminton in the rules of badminton competition of the International Badminton Federation

1, the ball can be made of natural materials, artificial materials or their mixture. As long as the flying performance of the ball is similar to that of natural feathers wrapped in sheepskin and cork ball holders.

2. The ball should have 16 feathers fixed on the ball holder. Badminton feather

3. The length of the feather is 62-70 mm, and the length of the feather of each ball from the ball support surface to the tip of the feather should be the same.

4. The top of the feather is round, with a diameter of 58-68mm.

5. Feathers should be fixed with thread or other suitable materials.

6. The bottom of the ball holder is spherical with a diameter of 25-28mm.

7. The weight of the ball is 4.74-5.50g. ..

8. Non-feathered balls:?

1. skirts made of synthetic materials or spheres made of natural feathers.

2. The tee is as stated in Rule 6.

3. The size and weight of the ball shall comply with rules 3, 4 and 7; However, due to the difference in specific gravity and performance between synthetic materials and natural feathers, the error cannot exceed 10%.

9. As long as the general style, speed and flight performance of the ball remain unchanged, the standard ball may not be used under the following special circumstances with the approval of the relevant organizations.

10, when the standard ball is not suitable due to weather conditions such as altitude;

1 1, only change is conducive to competition.

Classification of badminton hair:

High-quality badminton hair must use goose knife hair. If you use duck knife hair and other rough pieces, its quality is difficult to guarantee. The classification of ball hair is very complicated. Because there is no unified national classification and numbering standard at present, the labels of badminton produced by various manufacturers are all customized. If different manufacturers have products with the same label, it doesn't mean that their quality is the same.

According to the type of hair, it is divided into large, medium and small hairs, and then it is divided into one, two, three and four grades according to the quality of hair, and then it is divided into five standards according to the longitudinal direction of hair, and then it is classified according to the thickness of hair stalk and hair thickness.

The 16 feathers used in the same badminton must be of the same category and as similar as possible. The more high-end products are used, the more consistent the 16 wig is, so as to ensure the flying quality of the products. Low-grade products, that is, the general entertainment of all cork-covered ball heads.