1. Back sponge: high density cold foaming Pu shaped sponge. The length of the back sponge is 700mm, the width is 450mm, the thickness is 90mm, and the density of the sponge is 45kg / m3.
2. Block sponge: high density cold foaming Pu set sponge. The length, width, thickness and density of the block sponge are 460mm, 430mm, 100mm and 60kg / m3 respectively.
3. Back inner board: it is made of high-quality and high-density hardwood multi-layer plywood, which is cold pressed and refined by the mold. It is beautiful, colorfast and deformation resistant. Size and specification: length: 690mm, width: 430mm, thickness: 10mm.
4. Base plate: it is made of high-quality and high-density hardwood multi-layer plywood by cold pressing and refining. It is beautiful, colorfast and deformation resistant. Size specification: 440mm in length, 400mm in width and 10 mm in thickness.
5. Seat back shell: made of high-quality PP (polypropylene) multi-element composite mold by injection molding. The base shell is designed with a noise elimination hole.
Back glue shell: length: 740mm, width: 450mm, thickness: 3.0mm
Base rubber shell: length: 500mm, width: 430mm, thickness: 4.0mm
6. Handrail frame and stand foot: made of high quality aluminum alloy by die casting, sprayed with special metallic paint and baked at high temperature, with smooth and beautiful appearance and no ash
7. Writing board: the mechanism is made of aluminum alloy casting, which is connected and combined with high-precision shaft pin, and equipped with muffler ring. The board surface is made of high quality ABS material by injection molding.
8. Seat return structure: high quality Φ 14 steel pipe is used, through-hole at both ends is fixed with 8 * 25 round head inner hexagon, and return is fixed with 3.5 torsion spring stainless steel screw, with accurate return and no noise.
9. Handrail cover: it is made of high-grade log, the solid wood is dehydrated, dried and buffered, and the exterior is covered with environmental protection paint, in accordance with GB18581-2001,
10. Fabric: advanced special fabric, anti pollution, anti-static, anti fading, fabric color, variety according to user choice,
11. Basic dimensions and structure of seat: center distance: 560mm, seat cushion height from the ground: 450mm, back height from the ground: 1020mm. The minimum row spacing is 900mm, and the minimum installation radian is 15m. After the seat bag is opened, the rear stress is on the back corner code,
12. Seat shape: the design conforms to the principle of ergonomics, with good comfort.
13. Ground fixation: special top explosion screw is used to fix the seat and ground. Top explosion screw is divided into two parts: ground explosion rubber sleeve and screwAll materials and parameters on the website are for reference only. The specific materials and parameters are subject to the actual products.
1. Back sponge: high density cold foaming Pu shaped sponge. The length of the back sponge is 700mm, the width is 450mm, the thickness is 90mm, and the density of the sponge is 45kg / m3.
2. Block sponge: high density cold foaming Pu set sponge. The length, width, thickness and density of the block sponge are 460mm, 430mm, 100mm and 60kg / m3 respectively.
3. Back inner board: it is made of high-quality and high-density hardwood multi-layer plywood, which is cold pressed and refined by the mold. It is beautiful, colorfast and deformation resistant. Size and specification: length: 690mm, width: 430mm, thickness: 10mm.
4. Base plate: it is made of high-quality and high-density hardwood multi-layer plywood by cold pressing and refining. It is beautiful, colorfast and deformation resistant. Size specification: 440mm in length, 400mm in width and 10 mm in thickness.
5. Seat back shell: made of high-quality PP (polypropylene) multi-element composite mold by injection molding. The base shell is designed with a noise elimination hole.
Back glue shell: length: 740mm, width: 450mm, thickness: 3.0mm
Base rubber shell: length: 500mm, width: 430mm, thickness: 4.0mm
6. Handrail frame and stand foot: made of high-quality aluminum alloy by die casting, sprayed with special metallic paint and baked at high temperature. The handrail side plate is made of ABS material by injection molding, covered with high-quality fabric, locked with plastic buckle, beautiful and tight. The fixing screw adopts concealment technology, with smooth and beautiful appearance and no dust accumulation
7. Writing board: the rotary mechanism is made of aluminum alloy casting, which is connected and combined with high-precision shaft pin, and equipped with silencing ring. The board surface is made of high quality ABS material by injection molding.
8. Seat return structure: high quality Φ 14 steel pipe is used, through-hole at both ends is fixed with 8 * 25 round head inner hexagon, and return is fixed with 3.5 torsion spring stainless steel screw, with accurate return and no noise.
9. Handrail cover: it is made of high-grade log, the solid wood is dehydrated, dried and buffered, and the exterior is covered with environmental protection paint, in accordance with GB18581-2001,
10. Fabric: advanced special fabric, anti pollution, anti-static, anti fading, fabric color, variety according to user choice,
11. Basic dimensions and structure of seat: center distance: 560mm, seat cushion height from the ground: 450mm, back height from the ground: 1020mm. The minimum row spacing is 900mm, and the minimum installation radian is 15m. After the seat bag is opened, the rear stress is on the back corner code,
12. Seat shape: the design conforms to the principle of ergonomics, with good comfort.
13. Ground fixation: special top explosion screw is used to fix the seat and ground. Top explosion screw is divided into two parts: ground explosion rubber sleeve and screw

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