Is the template and stent two or one?
The template is a model for the new concrete molding. The template system consists of formwork, support and fasteners, which require that the shape and dimensions of the structure and components be accurate. Have sufficient strength, stiffness and stability.
The requirements of the stent support: stable, will not be displaced due to pouring and vibrating, bearing capacity, can support the weight of the board after pouring, and demolition of all the pouring parts on the load, safe, will not collapse, or fall Wounding.
Material staff, that is, the contractor to see the words in accordance with the quota on it. The template is the contact area, the stent is the building area.