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40s灰色高端氣密布以高強(qiáng)聚酯纖維為基材，表面復(fù)合PVC或TPU涂層，克重500-1280g/m²、厚度0.38-0.9mm，兼具高氣密性、抗撕裂、耐候阻燃等特性，適用于充氣城堡、帳篷、救生筏等場(chǎng)景，支持定制顏色幅寬，選購(gòu)需關(guān)注廠家資質(zhì)與環(huán)保認(rèn)證。

40s gray high-end airtight cloth is made of high-strength polyester fiber as the substrate, with a surface composite of PVC or TPU coating. It weighs 500-1280g/m ² and has a thickness of 0.38-0.9mm. It has high airtightness, tear resistance, weather resistance, flame retardancy and other characteristics, and is suitable for inflatable castles, tents, life rafts and other scenarios. It supports customized color widths. When purchasing, attention should be paid to the manufacturer's qualifications and environmental certification.