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Wooden fire doors are made of wood; the door frame, door leaf skeleton, and panels are typically constructed from timber, meeting the relevant fire-re

As an important safety protection facility, residential balcony railings must be manufactured in accordance with a series of strict specifications and

Zinc-coated steel fences offer high overall strength, and their surface undergoes a special treatment to form a protective film, providing rust resist

Balcony railings must be designed to prevent children from climbing, and the clear distance between vertical bars should not exceed 0.11 meters.

Internal protective railings are probably the most common protective measure for balconies and windows. This is also a common practice in properties s

Before preservative treatment, the wood undergoes strict wood grading and selection management, and meticulous planing. Subsequently, environmentally

Preservative-treated wood ceilings are mostly 95, 120, and 145mm in size, with lengths ranging from 2000 to 6000mm, with 3000 and 4000mm being the mos

In cleaning tool manufacturing, aluminum alloys are used for parts such as mop handles and trash cans. How can the scrap aluminum from these cleaning

Improved Protection: Anodizing forms a dense aluminum oxide film on the surface of aluminum profiles, effectively isolating them from oxygen and moist

The deep black color of black anodized aluminum profiles is due to a special anodizing process. Through electrolysis, a dense oxide film forms on the

Under normal circumstances, when testing the sealing quality of anodized aluminum profiles using the nitric acid pre-impregnation phosphochromic acid

Aluminum profiles are used in various aspects of daily life, including frames, equipment covers, and workbenches on assembly lines. Because the surfac