国产精品久久久久久久免费大片Iav中文字幕avI在线观看你懂的网站I免费看黄色大全I91亚·色I欧美色黄I欧美女人久久I久久字幕网I日本做i暖视频在线观看大全

There are five kinds of fireproof glass, one is sandwich composite fireproof glass, the other is wire fireproof glass, the third is special fireproof glass, the fourth is hollow fireproof glass, the fifth is high-strength single-layer cesium potassium fireproof glass.Fireproof glass is A kind of special glass that can insist on its integrity and insulation in the stipulated fire test, divided into three categories according to the fire function grade: class A together with satisfactory fire resistance and insulation requirements of fireproof glass.This kind of glass has pervious to light, fire prevention (smoke, fire, keep out heat radiation), sound insulation, impact resistance function is suitable for building decoration steel wood fire doors, Windows, on bright, interval wall, daylighting top, smoke wall, perspective floor and other requirements both transparent and fireproof building components.Class B fire-resistant glass which meets the requirements of fire resistance and thermal radiation intensity.This kind of fireproof glass is composite fireproof glass with characteristics of light transmission, fire prevention and smoke insulation.Class C fire-resistant glass satisfying only the requirements for fire-resistant integrity.This kind of glass has the characteristics of light transmission, fire prevention, smoke insulation and high intensity.Suitable for fireproof glass partition wall, fireproof window, outdoor curtain wall, etc.

We are in the purchase of fire glass, to choose according to their own needs, so that fire glass can play its biggest advantage.We hope that our introduction can be helpful to you, if you have questions about fireproof glass, you can consult us.

The fire resistance of fireproof glass can be divided into what?Next, let us introduce our factory to you. http://m.xmxyh.com.cn/