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Structure composition

The seat is mainly composed of iron armrest, wooden armrest, writing board, backrest, seat cushion and connecting turning mechanism.

performance and characteristics

►►The soft core of the back seat is formed by a trinity mold, with a built-in steel frame and an "S" shaped spring. The foam density is 45kg/m3, which is soft and comfortable, does not deform, and is not easy to open glue. The back shell and seat shell are made of modified PP engineering polypropylene molding, with corrosion resistance, aging resistance, easy to clean and so on.

►►The seat back can be made into two types: fixed and movable. The fixed backrest connection structure is 4mm thick high-strength steel plate stamping and forming, which is durable and not deformed; the movable mechanism spring of the movable backrest is a 3mm thick spring plate, and the limit structure It is also stamped and formed with 3mm thick high-strength steel plate, and the life of the spring plate can reach 200000 times.

►►The overturning mode of the seat cushion adopts torsion spring rebound, with low noise and accurate return.

►►The seat armrest is equipped with a cup holder. The cup holder is molded with high-strength ABS engineering plastic. The outer diameter of the cup holder is 110mm. The upper cover and bottom plate of the cup holder are covered with cloth. The cup holder feels soft and comfortable and can be turned up. The middle armrest is equipped with a middle side panel and is covered with cloth, which is beautiful and generous. The anchor fixing bolts are hidden, and the plastic anchor cap is sealed after fixing to reduce dust accumulation, facilitate cleaning, and be stable and beautiful.

►►The iron handrail is made of 1.7mm thick steel pipe by oxygen welding, the rising head is 7mm thick steel plate stamping and forming, the lower anchor is stamping and forming by 2mm thick steel plate mold, and the anchor fixing hole hole distance is 242mm.

►►All metal surfaces of the seat are subject to sandblasting and rust removal, followed by electrostatic powder spray coating for rust prevention.

►►The seat automatic rebound shaft adopts 45# high-quality steel rotating shaft, and the shaft frame and shaft sleeve are high-strength nylon injection molded parts.

►►Seat fabric a variety of colors, varieties for customers to choose and do flame retardant treatment, its combustion performance can reach B1 level flame retardant standard.

►►All connecting fasteners (bolts, nuts, self-tapping nails, rivets, etc.) are made of national standard parts, and the surface is galvanized or blackened for rust prevention.

Technical parameters

Chair height

105-106cm

Center distance of row chair

57-59cm

seat height

45.5cm

Recommended minimum row distance

105cm

Armrest height

63cm

Minimum Length

76cm

Maximum length

88cm

foam density

45kg/m3

Seat depth

44cm

Maximum Seat Load

150kg

back width

46cm

Number of seat flips

200000 times

 

wireframe diagram 

Note: ① The unit of the appearance size shown in the figure is mm, and the individual data of the actual product may have an error of about ± 10mm.
② The tilt of the movable backrest shown in the figure is the middle tilt, and the difference between the top of the two adjacent tilt backrests is about 40mm.

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The backing uses high-quality multi-layer board to be hot-pressed and glued to be durable. Decorative shell with 3/4 engineering polypropylene molding, impact resistance, easy to clean. The cup holder adopts ABS engineering plastic molding

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