What are the appearance requirements for auditorium chairs on the market?
1: Appearance requirements of plastic auditorium chairs:
There should be no cracks, no significant deformation,
There should be no significant shrinkage, bubbles, impurities, scars,
The surface of the plastic parts for the surface should be smooth, without scratches, and without obvious color difference.
2: Appearance requirements of man-made panel auditorium chairs:
The non-joint surfaces of wood-based panels should be edge-sealed or painted.
The surface should be free from significant scratches, indentations, and color differences.
The surface should be free of dry flowers, wet flowers, stains, bulges, cracks, and delamination.
3. Appearance requirements of wooden auditorium chairs:
There should be no wood running through cracks,
There should be no pedicled material on the surface, and the fine pedicled area on the inner surface should not exceed 20% of the area of the part.
There are no cracks, dull edges, dead knots, and moth-eaten materials on the surface and the parts where the items are stored.
Four: Appearance requirements of metal auditorium chairs:
Metal parts should be treated with anti-rust treatment, and there should be no rust.
The metal fittings shall have no pipe fittings without seals at the ends,
The pipes should be free of cracks and overlapping seams.
The riveted joint should be riveted firmly, without leakage, and riveting.
There should be no leakage, open welding and welding slag at the welding place.
The coating should be uniform and without leakage.
