Historical Context
- If you're dealing with top-mounted wheels, it's a bit more involved. You'll need to remove the door from the track by lifting it off its upper rollers. This may require some muscle, so be careful not to damage the door or its frame. Once the door is free, you can then replace the old wheels with new ones, again ensuring they're securely attached and aligned correctly.
However, it is crucial to note that the practice of head spearing has been criticized and condemned by many for its violent nature
. With the advent of colonialism and the spread of Christianity, headhunting rituals began to decline, eventually being eradicated in most parts of the world due to the influence of Western moral values and laws.

Apart from thermal properties, aluminium window profiles also provide excellent sound insulation. The robust nature of aluminium, combined with double or triple glazing options, can effectively minimize external noise, creating a quieter indoor environment. This feature is particularly beneficial in urban areas where noise pollution can be a major concern.
Snap-fit
It involves a chemical electrolytic process, which brightens the aluminum surface without leaving any debris or deposits on it. The brightness extent is influenced by type of aluminum alloy and original surface finish of aluminum profile being processed.
Q2: What’s your price?
We offer a wide and diverse range of windows and doors of top-notch quality, which can satisfy your house or office needs. Our interior and exterior aluminum profiles for doors and windows are of a high value and high utility design to eliminate street noise.
We can offer aluminum door and window extrusion designs.Aluminum has a team of design engineers ready to assist you with custom designs.
In today's highly competitive market in the construction industry, it is crucial to choose high-quality aluminum door and window profile manufacturers. We are committed to creating aluminum profiles that are not only beautiful but also strong and durable. We use high-purity aluminum to ensure that each door and window has excellent corrosion resistance and is not easily deformed. Through precise manufacturing processes, the profiles produced by Aluminum are fully enhanced in strength and stability while ensuring lightness. This means that our products can show excellent performance, whether under the wind pressure test of high-rise buildings or the impact of temperature differences in changing climates.
We understand that modern doors and windows are not just barriers to isolating the internal and external environment; they also represent a pursuit of quality of life. Therefore, Aluminum has launched a series of profile products with fashionable designs, from classic styles to modern fashion, from simple lines to complex patterns, highlighting personality without losing elegance. Furthermore, we offer customized services to ensure that each client's unique needs are met.
Environmental issues are increasingly attracting attention. Aluminum adheres to the green manufacturing concept during the production process. It covers the profile recycling mechanism to reduce the impact on the environment. At the same time, our products have good sealing effects, effectively reduce energy consumption, and contribute to reducing the carbon footprint of buildings.
The surface of aluminum alloy profiles has been processed by various surface treatments, such as powder spraying, anodizing, electrophoretic coating, wood grain transfer printing and other surface treatment technologies. There are many colors and styles to choose from. It can meet the needs of all kinds of architectural decoration and make the building look more beautiful.
The advantages of these windows are flexibility and safety. Easy-clean hinges slide the open window along its frame, letting you clean the outside pane of glass from inside the room. Fire-escape hinges allow suitably sized windows to open out to 90 degrees.
What Is The Ideal Tolerance For Aluminum Profiles For Windows And Doors?
Another example is floor-to-ceiling windows or large picture windows. These are usually available up to the maximum size of the glass. Compared with timber or PVCu windows, aluminium offers both smaller and larger windows, bigger glass sizes, and slimmer frames.
Iron fencing provides a classic yet simple appearance while creating a strong fortification for anything it encloses. Though iron fences are the ideal choice for protecting your property, if it isn’t properly maintained it will weather over time, downgrading some strength for which you selected it in the first place, as well as ruining its aesthetic appeal.
Installation of door sliding rollers is relatively simple and can be done by DIY enthusiasts or professionals. Most rollers come with easy-to-follow instructions and can be installed in a matter of minutes. Regular maintenance of the rollers, such as cleaning and lubricating them, can help to prevent them from becoming stiff or worn out.
What are aluminum window extrusion profiles made of?
You can also find combinations of window designs, such as opening outward windows combined with a tilt-and-turn. Of course, it’s also possible to integrate all these types of aluminium windows within a door screen.
Our team of skilled artisans and technicians brings years of experience and a tireless commitment to excellence, ensuring that every fence we build and install is a masterpiece in its own right. Trust us to transform your property into a secure, elegant space that will be the envy of your neighbors.
The bottom line here is that modern aluminium profiles are absolutely no worse insulated than wooden or, even more so, plastic ones. On the contrary, modern aluminium window profiles are distinguished by the best thermal performance and are often used in the construction of passive houses. As a result, the price of aluminium windows and doors has risen considerably in recent years, and we currently have to pay more for them than for wooden windows!

replacement wheels sliding screen door.
The Elegance of Rod Iron Scrolls A Timeless Decorative Element
1. 15 days production;
2. If opening new mould, 20 days.