Polyurethane edge-sealed rock wool sandwich panel
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Class A Fireproofing
Water-Repellent and Moisture-Resistant
Sturdy and Durable
Advantages
● The raw materials, production process, and formula used in rock wool sandwich panels give them outstanding fire-resistant performance.
● Tests show that the panels can withstand temperatures exceeding 1000°C.
● Rock wool sandwich panels have passed testing by the Italian authoritative agency GLOROANO S.P.A.
● According to ISO, British BS, and German DIN standards, these panels meet the fire protection requirements of M.I14/09/61 Letter No. 91 and D.M.30/11/83.
The test results are as follows
Sound Insulation:
● Rock wool sandwich panels effectively reduce noise transmission.
● They are especially suitable for buildings located along designated flight paths or in noisy environments.
● When used as roof panels, they significantly reduce indoor noise caused by rain or hail hitting the metal roof surface.
● According to ISO 717/82 and UNI 8270/7 standards, tests show that panels using 120 kg/m³ rock wool as the core material can achieve a sound insulation level of RW = 29–30 dB.
Sound Absorption:
● Rock wool sandwich panels also provide excellent sound absorption over a wide frequency range.
● According to ISO 35/85 standards, their sound absorption performance reaches ΔLA = 15.7 dB(A).
Are you a factory or a trading company?
We have four core factories, located in Guangdong, Hainan, Shandong, and Anhui, with our head office situated in Dongguan, China.
What products do you offer?
We have specialized in cleanroom panels, rock wool sandwich panels, metal interior decorative panels, metal roof tiles, and container houses for 15 years.
What are your payment methods?
Payment T/T and L/C.
Do you support OEM/ODM?
Yes. Whether you require personalized customization or a completely new product design from scratch, our professional R&D and production teams can provide you with comprehensive support.
Do you have experience working with governments?
Vicdowex has completed numerous projects with governments in countries such as Vietnam, Australia, Malaysia, India, and Papua New Guinea, as well as with international businesses and construction companies.
How is your after-sales service?
We are available 24/7 for any questions. A dedicated person will oversee the entire production process for each order. We provide 3D installation drawings for container houses. We can also send engineers for on-site guidance if needed, but you will be responsible for travel, food, and lodging expenses.
What information should we provide before a quote?
Can you provide one-stop service?
Vicdowex can provide a comprehensive solution for your project, including planning, construction drawing design, production, transportation, installation, and project management.




