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The E2 grade of wood-based panels is eliminated

In recent days, a significant development has sparked widespread discussion in the flooring and sheet metal industries: the potential elimination of the E2 formaldehyde emission standard. This change is not just a regulatory shift but a major concern for manufacturers, as it directly impacts their production processes and market strategies. At the same time, it has drawn considerable attention from consumers who are increasingly conscious about the environmental impact of their home improvement choices. According to reports, the relevant authorities are preparing to revise the national standard GB18580-2001, which sets limits on formaldehyde emissions from interior decoration materials. The E2 level, which currently allows up to 5.0 mg/L of formaldehyde, may be removed from the standard. Li Jiafeng, Chairman of the Floor Committee at the China Wood and Wood Products Distribution Association, confirmed this news and noted that E2 boards are more suitable for outdoor or packaging applications, while stricter regulations are expected for indoor use. Currently, there are two levels of formaldehyde emission standards for wood-based panels: E2 (≤5.0 mg/L) and E1 (≤1.5 mg/L), with E0 (≤0.5 mg/L) being a recommended standard rather than mandatory. The large gap between these levels has led many in the industry to question the scientific basis of the current system. Experts suggest that the push toward "zero formaldehyde" is gaining momentum, especially among large companies aiming to meet higher health and environmental standards. However, the transition comes with challenges, including increased production costs for some firms. Despite this, the industry sees stricter standards as a necessary step toward sustainability and long-term growth. The importance of adhesive quality cannot be overstated. Formaldehyde emissions largely depend on the type of glue used. Urea-formaldehyde adhesives, often cheaper and lower in quality, tend to release more formaldehyde, particularly in low-density boards. Experts advise consumers to choose products from reputable sources and pay close attention to the adhesive used in the manufacturing process. In response to growing demand for eco-friendly materials, innovative solutions like wheat straw board have emerged. Made from natural wheat straw and bonded with formaldehyde-free p-MDI adhesive, these boards offer a sustainable alternative. They are not only environmentally friendly but also strong and durable, making them ideal for various applications such as construction, furniture, and interior design. Companies like Nofiborg have successfully introduced wheat straw boards that meet high environmental standards. Their directional structure ensures excellent strength and minimal formaldehyde emissions, even reaching "not detected" levels in professional tests. These products are gaining traction in public spaces like schools and offices, where health and safety are top priorities. While the concept of using wheat straw as a building material might seem unconventional, its benefits are becoming increasingly evident. As the industry moves toward greener practices, innovations like wheat straw board represent a promising direction for the future of construction materials. Consumers are encouraged to stay informed, compare products, and prioritize quality when choosing flooring and panel materials. With the right knowledge and careful selection, they can make safer, healthier choices for their homes and communities.

Aluminium Sliding Door

SMIRO sliding doors have many advantages:The wall thickness of the door is 3.0, the glass is not paintedand the production is easier;Micro-edge micro-slit design, the visual surface is only 5 mmthere is almost no gap between the door and the track;No grip with damping buffer, no ground rail design,transparent and bright,good health management;Standard 8mm tempered glass, inner rubber process slidingdoor.
The service life of aluminum sliding windows is affected by many factors:
1. Material quality
Aluminum alloy profiles
If high-quality aluminum alloy profiles are used, the wall thickness meets the standard and the alloy composition is excellent, its service life can reach 30-50 years or even longer. For example, some high-quality aluminum alloy profiles such as 6063-T5 have strong corrosion resistance and deformation resistance.
Hardware accessories
Hardware accessories such as pulleys, handles, locks, etc. have a greater impact on the overall life. Good quality stainless steel or copper hardware accessories can be used for 10-20 years under normal use. Cheap and low-quality hardware may be damaged in 5-10 years, such as pulley wear leading to poor sliding and pulling.
2. Use environment
Climatic conditions
In dry and mild climates, aluminum sliding windows have a longer service life. However, if they are located in coastal areas, high humidity and high salt air will accelerate the corrosion of aluminum alloys, which may shorten the service life to about 20-30 years; in areas with more acid rain, it will also cause erosion on its surface.
Daily maintenance
Regular cleaning, maintenance, and timely replacement of aging parts of aluminum sliding windows will greatly extend their service life. On the contrary, if there is a long-term lack of maintenance, the life of the window may be reduced by 5-10 years.

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