Basic material description and parameters of auditorium chairs
Basic material description and parameters of auditorium chairs: 1. Back sponge: High-density cold-foamed PU shaped sponge is used. The length of the back sponge is 700mm, the width is 440mm, the thickness is 90mm, and the density of the sponge is 45kg/m³. 2. Seat sponge: High-density cold-foamed PU shaped sponge is used. The length of …
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