Corten Steel Series Round Bowl Planter available in standard sizes or made-to-order for your outdoor space, suitable for residential patios, commercial spaces, restaurants, and landscape projects.
Thickness: 2mm-5mm, or customized
High: 300mm, 400mm, 500mm, or customized
Surface Finish: Pre-rusted, or natural
Optional: Drainage Holes; Feet Pads; Custom LOGO
Product Information
HNJBL Corten Steel Series Round Bowl Planter are made from 2–5 mm thick high-quality steel sheets. After 6–12 months of exposure to air, they naturally develop a stable protective rust layer that effectively prevents further corrosion, ensuring they remain sturdy even when exposed to wind and rain. In contrast, wooden planters are prone to rot and pest infestation, requiring regular preservative treatment; plastic or fiberglass planters are affordable but prone to ageing and have poor weather resistance; concrete or stone planters are durable but heavy, making transportation and installation difficult.
Corten Steel Bowl Planters are extremely durable and require virtually no maintenance, with an expected lifespan of up to 35 years—far exceeding that of ordinary steel or wooden planters. This means there is almost no additional investment required for planter replacement, reducing long-term costs and risks for clients.
Corten steel planters initially feature an unoxidized silver-gray finish and a sturdy, substantial build, creating a solid, modern aesthetic. Over time, they develop a uniform rust-red patina; this natural rust color brings a distinctive industrial aesthetic to any landscape. The weathering process varies slightly for each planter, with the color and texture subtly influenced by environmental factors, making every piece truly unique.
Low Maintenance Costs:
Different from materials that require regular painting or replacement, the rust-resistant layer on the surface of corten steel stabilizes naturally and withstands the elements, requiring virtually no additional maintenance. Due to its exceptional durability, weathering steel planters significantly reduce the need for replacement and maintenance, thereby saving on labour and material costs.
Safe and Non-Toxic:
Corten steel planters are highly durable and impact-resistant, capable of supporting large amounts of soil and mature plants, making them ideal for high-traffic commercial areas and public gardens. Furthermore, Corten steel material is safe and harmless to plants: the trace elements of iron, manganese, and copper released during the weathering process are all plant nutrients that promote root health and are non-toxic.
Exceptional Weather Resistance:
Weathering steel contains elements such as copper, chromium, and nickel. Under alternating dry and wet conditions, a dense layer of iron oxide naturally forms on its surface. This oxide layer tightly seals the internal steel structure, preventing further corrosion. In other words, the rust acts as a protective layer, providing exceptional durability and weather resistance, making the planters resistant to UV rays, freeze-thaw cycles, and acid rain, making them suitable for hot and rainy climates or the harsh cold of northern regions.
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