11cm 20cm 30cm 40cm 50cm 60cm dumbbell connect bar for weight lifting

Eric sporting goods manufacturing Dumbbell , is an exportoriented,

integration of development, design, production, and sales enterprise.

people oriented, customers healthier is our philosophy; Take the quality as life, people healthier and happier as the mission;

Provide high quality fitness products, make a healthy lifestyle as the goal.

The main products are: weight plates, dumbbell, kettle bell, barbell,

mat and other sporting goods.

Connect Bar

Dumbbell Product Process

The production process of the dumbbell includes the following steps

1. selecting raw materials which comprise pig iron and natural rubber.

2. manufacturing a model of the dumbbell.

3. melting the pig iron in a high temperature, and casting the melted

pig iron on the model.

4. cooling and obtaining a semi-finished product.

5. polishing the semi-finished product, and obtaining a smooth dumbbell.

6. smashing, heating and melting the natural rubber, pouring the melted

natural rubber into the outer shell to conduct extrusion forming,

and obtaining the outer shell of the dumbbell.

7. nesting the smooth dumbbell into the outer shell of the dumbbell,

and obtaining a company.

11cm 20cm 30cm 40cm 50cm 60cm dumbbell connect bar for weight lifting Images