Introduction:
High back ribbed Una office chair in different Chromed aluminum finishes as below, the base can be with 4 star without moving wheels, 5 star moving wheels or with eames office chair’s base, or any other special base, welcome to contact with us for more details.
The High Back Ribbed Aluminum Alloy Una Office Chair is a contract-grade executive seating solution designed for long-hour desk work . The silhouette is defined by a high, hot-pressed backrest with evenly spaced horizontal ribs that are not merely decorative: each channel allows the back panel to flex independently, distributing contact pressure across the spine rather than concentrating it in one fixed plane.


Usage Scenarios
High back ribbed Una office chair can be used for commercial office chair or home office chair.
In executive offices and meeting rooms, the polished aluminum base and ribbed backrest hold their own against wood, stone and glass without competing with them.
It is equally at home in co-working spaces, design studios, hotel guest-room desks and high-end reception suites. The 360-degree rotation, quiet casters and clean under-chair clearance also make it suitable for compact desks and shared workstations.

Customization:
High back ribbed aluminum alloy Una office chair is built for projects, not just individual orders. Upholstery is available in a curated range of faux leather, full-grain leather and contract fabrics. The aluminum base can be made in polished, brushed,matte black powder-coated, white powder-coated finishes etc.
Supported OEM and ODM with short-run customisation at 20 pcs, full custom tooling from 200 pcs, and provide free material swatches and a finished sample chair for approval before bulk production. Standard lead time is 25–30 days; express 15-day runs are available for repeat orders.
Customization Options for frame finishes:
Replica High back ribbed aluminum alloy Una office chair,it’s covering can be done with contract fabric, PU leather / Genuine leather:
8+ frame different color finishes options: (1).Electroplated aluminium alloy frame, 2) Polished aluminium alloy frame 3)Brushed aluminium alloy frame, 4).Black powder-cated aluminium alloy frame 5).White powder-coated aluminium alloy frame etc), and optional swivel/tilt mechanisms,if you have any special requests for the frame, just let us know
1).Electroplated aluminium alloy frame:

The electroplated version involves an additional process on top of the polished finish, which adds one more step in the manufacturing process, so the cost will be slightly higher. This version tends to be more popular with customers in the market. The electroplated surface is like a mirror, whereas the polished surface is slightly more matte by comparison.
2). Polished aluminium alloy frame:

3).Brushed aluminium alloy frame:

4).Black powder-coated aluminium alloy frame:

5).White powder-coated aluminium alloy frame:

More color aluminium alloy finishes frame it’s avaialble if you want a lively work working environment,pls contact with us for more details:

FAQ
Is this high back una chair suitable for 8–10 hour workdays?
Yes. The ribbed backrest flexes with the user, the seat foam is medium-firm for all-day support, and the tilt tension is adjustable to body weight.
What is the weight capacity?
The standard configuration is tested to 130 kg (286 lbs). The reinforced version is rated to 150 kg.
Can I get a sample before placing a bulk order?
Yes. We provide a fully finished sample chair. Sample cost is refunded against your bulk order, and we can ship to most international destinations within 5–7 days.
How are the high back ribbed una office chairs packed, and will the aluminum base scratch in transit?
Each chair is well packed in a single carton with the base and cylinder wrapped separately in a small carton and a protective sleeve. All cartons are made of reinforced, export-quality cardboard to ensure the products arrive at the customer’s hands safely.