Seating chair plate and lagging material requirements have?

by:OUHE     2020-05-25
About getting the airport chair plate, back material basic requirements: 1, material: back & ge; 19mm; Plate & ge; 27 mm thick high-density polyurethane ammonia ester ( PU) ( I feel inside steel, steel standard: Q235 steel tube, 16 mm in diameter, thickness. 2. 0 ~ 3. 0mm) Mold design. 2, good elasticity, material combined with close, frequent use does not cause deformation, wrinkling and fracture, crushing. 3, BS5852 standard fire prevention requirements. 4, lagging performance indicators: density: ( ISO845:1995) 360㎏/M3。 Load: ( ISO2439:2000) 330 n /㎡。 Tensile strength: ( ISO1798:2000) 2400 kpa。 Elasticity: ISO8307) 毫米= 41%。 Tear degree: ISO8067) 1710 n / M。 5, plate performance indicators: density: ( ISO845:1995) 380㎏/㎡。 Load: ( ISO2439:2000) 350N。 Tensile strength: ( ISO1798:2000) 2600 kpa。 Elasticity: ISO8307) MM=42%. Tear degree: ISO8067) 1810N/M。
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