A common taxonomy editor. Float glass hollow II. Steel hollow glass III. Coated hollow glass IV. LOW-E insulating glass common hollow glass: 5 + 9A + 5 double hollow. Shenghai doors explained here 5 is the thickness of the glass insulating glass is 5mm 12a, 9 referring to the hollow part of a 9mm hollow glass door, the letter A is air acronym. There are models on the market 5 + 15A + 5,5 + 22A + 5 lowe insulating glass, 5 + 27A + 5,5 + 32A + 5 and so on, to know the meaning of the above is not difficult to understand. Hollow glass production particularity in the following aspects of the management is particularly important: 1, the use of aluminum Chajiao connections, check the four connecting angle is effectively sealed with butyl rubber (PIB); 2, molecular sieves if we were filling more than 40 minutes protocols specified package two sealant; 3, you need edging edging coated glass whether requirements; 4, width and thickness of butyl rubber (PIB) and the second sealant has reached the relevant standard values. 5, two seal if you use silicone sealant whether conducted compatibility test (insulating glass sealant based on industry standards (JC486), two silicone rubber sealant use, compatibility test should be performed.) 5mm hollow glass, Yiu Hui trustworthy, Jinan, Zibo hollow glass by Glass Co., Ltd. Yaohui. Jinan Yaohui Glass Co., Ltd. (www.jyhhc.com/) quality of service and products, continue to receive the recognition and trust of new and old customers and the industry. Our company is a certified member of the whole alliance network operators, business alliance customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!