国产一区二区免费播放-国产一区二区欧美丝袜-国产一区二区视频在线-国产一区二区视频在线观看-中文字幕亚洲欧美一区-中文字幕亚洲日本岛国片

典創承諾:五年質保(人為損壞、自然災害除外）對產品終身維護。

禮堂椅5系列  

材質說明

背綿：采用高密度定型海綿。

座綿：采用海綿+鋼架+橡皮筋一體發泡成型。

座、背外殼：采用優質多層旋切木皮經模具熱壓成型，面壓實木皮，油漆工藝裝飾。

面料：采用優質麻絨。

扶手架及站腳：采用優質鋼板、鋼管沖壓焊接成型，并經打磨、除銹、磷化、靜電噴粉、高溫烤焗等工藝處理�？蛇x配活動腳（成本另計）加20元/位加25元/位

扶手蓋：采用實木材質制作成型。

寫字板：板面為高密度板，外覆三聚氰胺面，轉軸采用特有的定位裝置，并加裝消音墊圈，支撐連接結構為鋁合金壓注成型。

回復機構：采用重力回復機構或彈簧加氣桿慢回復機構。

Auditorium seating 5 series

Specifications

Back foam：High density PU foam.

Seat foam：PU foam molded with metal structure rubber strings.

Seat and back wood：Multi-layer plywood after heat treatment,with painting finished.

Fabric：Polyester.

Armrest and leg：Made from top quality steel after precise pressing and welding,and gone through procedures of polishing,anti-rusting,phosphing,spraying and powder coating.

Armrest cover：Solid wood.

Writing tablet：Writes the board is the high density board, outside covers the melamine surface，High strength casts makes turns over the bearing.

Lifting mechanism：By gravity or spring and gas barorganization.

工程實例：