Bowl shaped tile：

Also known as bowl type bearing sleeve, bowl type bearing bush, copper tile, copper basin, bowl type copper, etc. It is installed between the bowl shaped tile frame and the body. The contact surface between the body and the bowl shaped tile is spherical. The body is also provided with two spherical rings on the outside of the spherical surface, and a sealing ring is also provided between the body and the bowl shaped frame.

• 电话不能为空

• 邮箱不能为空
• 验证码不能为空

• 留言内容不能为空