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fire rating frp panels
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耐水性 耐腐蝕性 サンドウィッチコア 複合性 容易な PVC 泡断熱板
Waterproof Corrosion-resistant Easy Compounding Cost-effective PVC Foam Insulation Boards Introduction In the mature track of the thermal insulation material market, the iteration of traditional categories has always centered on "performance adaptation" and "cost balance", and PVC foam insulation ...
