The fireproof door core is non-toxic and harmless during production and use, and does not endanger human health, so it belongs to Class A1 incombustible material. The compressive strength of the fireproof door core is ≥ 0.4 mpa, the bending strength is ≥ 0.25 mpa, and the weight is generally between 200~350 kg, which can meet the requirements of various fireproof doors for filler materials.

ZHTdoors防火门，31年防火门窗生产经验。 主营UL防火门、EN防火门、BS EN防火门等。我们有认证。ZHTdoors支持OEM和免费设计。我们的优势：质量好，出厂价，服务好。欢迎咨询。