13.The surface of refractory castable prefabricated parts delivered to the construction site shall include the following contents: 1 seal of production unit; 2 quality inspection mark; 3 There are part numbers consistent with the construction drawing on three different faces; 4 Lifting point sign; 5 production date.
14.Refractory castable prefabricated parts should not be stacked in the open air. When it needs to be packed in the open air, waterproof and moisture-proof measures should be taken.
15.When stacking refractory castable prefabricated parts, the position and method of support shall conform to the stress condition of prefabricated parts. Roof prefabricated parts should not be stacked, and when they need to be stacked, they should not be stacked directly on the hanging bricks of roof prefabricated parts.
16.Precast refractory castable shall be equipped with hoisting ring. When temporary sling is required, it shall be carried out according to hoisting requirements. When lifting refractory castable prefabricated parts, the strength of prefabricated parts should reach the strength specified in design. Precast refractory castables should be lifted and put down gently.
17.For the roof prefabrication with hanging brick as the force transmission system, in the process of lifting and installation, each hanging brick should be balanced and not damaged.
18.The width and treatment of cracks in prefabricated masonry of refractory castable shall be in accordance with design regulations.