A-60 grade marine fireproof glass The A60 marine fireproof glass structure Tempered glass + fireproof gel + tempered glass A-60 grade marine fireproof glass is a kind of composite glass in which fireproof liquid is poured between two or more layers of tempered glass. The product has been tested by Shanghai Far East Fire Test Center and National Safety Glass and Quartz Glass Quality Supervision and Inspection Center. The comprehensive indicators meet the requirements of national standard CB15763-1995 and IM0 Annex 1 Part 3 requirements, and obtained the national standard. Classification society (ccs) type approval, suitable for ship portholes, rectangular windows, partitions, doors and other places. Product performance 1. High weather resistance: A-60 grade marine fireproof glass is used in the temperature range of -40â??-60â?? without losing permeability. 2. Excellent resistance to ultraviolet radiation: A-60 grade marine fireproof glass can withstand continuous ultraviolet radiation without turbidity, degumming, and yellowing. 3. Good heat insulation: The average temperature of the back fire surface of A-60 grade marine fireproof glass is not more than 140 within the specified fire resistance time. 4. Good optical performance: A-60 grade marine fireproof glass has small light distortion and light transmittance greater than 70%.