The office chair materials are:
1: casters: ordinary casters and PU wheels (soft materials, suitable for wood floors and machine rooms).
2: chair foot: the thickness of iron frame directly affects the service life of the chair.
Surface treatment: polishing, spray paint, baking varnish (surface gloss, not easy to remove paint), electroplating (wooden frame can not be electroplated), good quality, not easy to rust.
3. Air pole: also called extension rod, used to adjust the height and rotation of the chair.
4: chassis: the part of the chair seat, connected with the air pole.
5: seat: made of wood, sponge and fabric.
The quality of the board is usually not felt by the consumer.
Sponge: fresh and fresh.
99% of manufacturers are the combination of the two, the thicker the harder, the higher the cost, the thickness is appropriate, the hardness is appropriate.
Press the seat with the hand, the material: hemp rong, net cloth, skin.
Plastic frame press cloth.
Such chairs are more breathable.
6. Handrail: thickness affects quality.
7: seat back seat connection (corner code) : the seat and back of the chair are separated, with steel tube or steel plate connected, steel plate, usually 6mm or 8mm thick.
Steel plates with a width less than 6cm must be 8mm thick.
8: chair back: steel frame, plastic frame chair, made of mesh fabric, has air permeability.
9: waist pillow: reflect the comfort of the chair.
10: head rest: show the comfort of the chair.