Universal wheel inside there will be a lot of all processes of the employee, different processes of staff responsible for the universal casters at different stages of production, such as someone is hot wheels on the production line, also some people in cold drawn universal casters above the line, but no matter what product line above, he finally made universal wheel must be qualified universal wheel. Every thing is a manufacturer, such as mobile phone, different brand mobile phone manufacturers, is also is equivalent to the producer of the product, now use the universal wheel of life, there are many different manufacturers, but different factory process and formula is different, so it is important to choose a good manufacturer. The universal wheel application scope is very broad, because it can be 360 degrees to any direction, its flexibility brought convenient, use it for many areas of increasing the service efficiency of the goods. In the new generation of office furniture in ark of desk, office and all devices of different kinds of wheels under the chair, and increased the lifting device, on the premise of meet the function of office desks and chairs, office furniture is more flexible, can be in accordance with the office staff needs to adjust its height and position, movement and folding, not only convenient for the office layout, are also save on storage space. At present the use of universal wheel can pay attention to the following points 1, universal casters under braking condition, optional drive is prohibited. 2, under the conditions of the brake do not placed on the slopes. 3, please confirm brake lifting to move in. 4, please do not operate in walking trundle brake lever. 5, fully with their feet trample brake lever. 6, please avoid excessive force trample brake control unit. Universal wheel in addition to the application on the office furniture, heavy universal casters used on some large equipment is also a lot. The heavy-duty casters bead set usually adopts the double ball track, stamping forming, heat treatment. For bead plate of heavy universal casters, generally USES force bigger plane ball bearing or needle roller bearing, cone bearing, can effectively enhance the carrying capacity of heavy universal casters. For special shock heavy universal wheel, rotating plate using die forging steel, molding, effectively avoid the bolt connection plate welding, a greater intensity of improve the shock resistance of the universal wheel.