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Materials | The door frame is generally made of 1.0-1.5mm thick steel plate or stainless steel plate, while the door leaf uses 0.6-1.2mm thick steel plate. It has high strength, durability, and can effectively resist external force impacts. | ||||||
Filler | The interior of the door leaf is usually filled with lightweight insulation panels, insulating rock wool, or fireproof materials. These not only provide thermal insulation but also meet fire safety requirements. | ||||||
Surface Treatment | The product is treated with electrostatic powder spraying and then baked at high temperatures. The coating is durable, not prone to paint peeling or fading, and offers advantages such as acid and alkali resistance, moisture protection, and rust prevention. It also provides a variety of color options, such as off-white, light grayish-white, medium gray, dark gray, etc., to meet the needs of different campus styles. | ||||||
Security Performance | With excellent anti-theft properties, high-strength steel plates and top-quality locks provide protection for school property and the safety of teachers and students. Some doors have also passed relevant impact resistance certifications, such as being able to withstand a 200kg force. | ||||||





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