- Supply TypeManufacturer
- Preferred Buyer Location All over the world
We are offering inflatable rubber balloon. Description pneumatic rubber mandrel is a kind of cylinder bag that can expand, shrink, used to form concrete component of cavity. It is easy to be used, convenient and durable, is soft and can fold, curly, contraction when it isn’t inflate, it have the enough strength to withstand the pressure of concrete when it is
View More Details