国产精品久久久久久久专区,国产精品主播视频,黑人巨大精品欧美一区二区免费 ,国产乱妇乱子在线视频,欧美伊人久久大香线蕉在观

Hello! Welcome to the official website of Heshan Boan Fire Resistant Glass Technology Co., Ltd.

中文

English

News

Position:

Home

News

What is the thermal insulation effect of fireproof glass

2020-07-09 2427

Now it involves glass reinforced plasticity. More specifically, it involves the research on fireproof glass used to prevent fire risk. After coating with flame retardant synthetic resin adhesive, fire
What are the functions of fireproof glass doors in case of fire

2020-06-29 2269

At present, fire windows are used in all projects, which has brought a great degree of maintenance to our life. The glass used in the fire windows produced by the manufacturer is fire-proof glass, whi
Toughening process of monolithic fireproof glass

2020-06-17 2298

The damage method of single piece of fire-proof glass in the initial stage of incineration test is glass burst, which usually occurs in the first 15 minutes. Whether the glass burst in the initial sta
How to make fireproof glass nonflammable

2020-06-10 2189

Compared with the prior art, the glass manufactured now has high mechanical strength, so the fireproof glass has good thermal stability, reduces the expansion coefficient of the glass and cleans up th
How to arrange the composite fireproof glass well

2020-06-03 2359

The composite fireproof glass is composed of two or more layers of glass original sheet and one or more layers of water-soluble inorganic fireproof glue interlayer. When a fire breaks out, the particu
What are the principles and properties of fireproof glass

2020-05-20 2222

Principle of fireproof glass: in case of high temperature, the fire-proof glue layer in the center of the glass will harden sensitively to form an opaque fire-proof heat insulation board. In the same
Analysis on the cause of self explosion of single fireproof glass

2020-05-08 2311

Analysis on the cause of self explosion of single fireproof glass① the expansion of nickel sulfide inside the toughened glass is the main reason for the self explosion of the toughened glass.After the
How to use stainless steel glass door better

2020-04-16 2590

　　1. Stainless steel fire doors shall be installed according to different application positionsSuch as stainless steel fire door, glass fire door, ground spring glass fire door, etc. If it is not cons
What are the production methods of vacuum fireproof glass

2020-04-09 2592

Process 1 Scribing: select different types of original glass according to the needs, and cut and scribing according to the relevant size requirements;Process 2 Cleaning: clean the original pieces of g
Why is insulating glass ineffective to noise

2020-04-02 2597

With the continuous improvement of people's living conditions, the requirements for living acoustic environment are also increasing. In the process of controlling traffic noise pollution, hollow