There are certain quality requirements for the appearance of concrete mixer, the requirements are as follows: 1. The size of concrete mixer must meet the requirements of highway, railway and other transport, the machine must be stable, main parts can not be loose; 2. The paint on the outside surface of concrete mixer must be even, smooth, same color and should be shiny, can not have wrinkles, peeling, bubbles and other phenomenon; 3. The weld of the outer surface must be beautiful, can not have lack of weld, cracks phenomenon and defects; 4. Exposed parts of the outer surface must to do the work of rust proof, other parts to keep clean; 5. Product signs of concrete mixer must be flat, handwriting must be clear, the installation should be firm, no scratches, no paint falling off. |
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