50mm high strength PU sealing end sandwich panels for wall
Eco-friendly exterior wall sandwich panels,which fulfil all the requirements for non-combustible building materials. MOQ:500M²/Color & Size
product orgin:
Chinashipping port:
Xiamen/Qingdaopayment:
T/T;L/C at sightcolor:
CustomizedProduct introduction
These panels fully utilize the unique properties of their core materials, delivering excellent performance in fire resistance, thermal insulation, and sound absorption. Three core options are available: pure rock wool, PU-edged rock wool, and PU-edged glass wool.
Product features
☆Fire Performance
The rock wool core is a non-combustible material with a melting point exceeding 1000°C, effectively blocking flame spread and minimizing fire damage.
☆Thermal Insulation
Rock wool has low thermal conductivity (0.043 W/m·K), providing good insulation. Excellent joint design ensures a tight seal and optimal thermal performance.
☆Sound Insulation
With a sound insulation rating of ≥30 dB, it effectively reduces external noise.
☆Water/Air Tightness
PU-edged tongue-and-groove joints prevent water ingress. Internally sealed connections maintain excellent air tightness.
☆Durability
Made from high-quality, hydrophobic rock wool or glass wool, the panels are robust and long-lasting.
☆Aesthetic Appeal
Features a concealed screw design for a flat surface and a coated finish with rich, durable color options.
Product specifications
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Panel name |
Rockwool Sandwich Panels with PU Sealing |
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Effective width |
950/1150mm |
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Core thickness |
50mm 75mm 100mm 150mm 200mm |
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Coating type |
PE, SMP, HDP, PVDF |
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Steel sheet (GI/PPGI/PPGL) |
0.40-0.75 mm |
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Aluminum metal sheets |
0.60-1.20 mm |
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Surface sheets |
Steel sheet (GI/PPGI/PPGL): 0.40-0.75 mm |
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Aluminum metal sheets:0.60-1.20 mm |
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Aluminum foils:0.065 mm |
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PVC sheets |
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Core material |
Rockwool |
Rockwool with PU edges |
Glass wool with PU edges |
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Core density |
80-200 kg/m3 |
110-150 kg/m3 |
48-64 kg/m3 |
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Thermal conductivity |
≤0.023 w/m· k |
0.035-0.041 w/m·k |
0.035-0.041 w/m·k |
Product applications
These Rockwool sandwich panels with PU sealing and a metal decorative surface are ideal for exterior walls and roofing in commercial and industrial buildings. They provide excellent fire resistance, thermal insulation, and a durable, aesthetically pleasing finish for warehouses, factories, and logistics centers.


Packing & Delivery
☆ Packing
·Seaworthy packing standards:
PVC on both sides to protect the roof panel surfaces;
Packed with kraft paper to protect the panel ends;
Put EPS foam on the each space to keep the panels from squeezing each other.
If you have special requirement,please feel free to discuss with us.This is to make us improved,and protect your goods well.
☆ Delivery
Delivery time for regular colors,coating types and thickness: 7-10 days ;
Delivery time for special colors,coating types and thickness: 15-25 days ;
Delivery term: FOB/CIF/CFR/DDP is available;
We can find good forwarder for customer or accept appointed forwarder from customers.
Service & Support
☆Service
Xiamen Yumi New Material Tech. Co., Ltd. is one combination of industry and trade company, and very professional with steel structure products in China. We are proud of our product quality and customer service and competitive price.And our products are sold worldwide, such as America, South America, Europe, Southeast Asia, Africa etc.
1)Professional sales team,One-to-one service;
2)Combination of industry and trade company,to ensure the service and price;
3)Experienced engineer team to offer professional technology service;
4)Intimate after-sales service.
☆Support
Experienced technology suport, competitive price, professional service, we are here to help you go on with your project smoothly.
online service
+86-592-6095031
manager@yumisteel.com
Alina_Yuki
+8613559086380
+8615860744964