Lanjing Steel Structure Co., Ltd.
| Sprinkler System Compatible | Yes, Roof Structure Designed for Sprinkler Integration |
| Payment Terms | T/T, L/C at sight |
| Supply Ability | 20000 Square Meters per Month |
| Fire Resistance Duration | 60-120 Minutes Depending on Panel Thickness |
| Zinc Coating | ≥80μm Hot Dip Galvanized |
| Delivery Time | 20-30 working days after deposit |
| Packaging Details | Rock wool panels packed with PE film and edge protectors in steel crates, steel frame bundled on pallets with anti-rust oil protection |
| Fire Rating | Class A Non-Combustible Rock Wool Core |
| Steel Grade | Q235B/Q345B Hot Dip Galvanized Frame |
| Panel Thickness | 50mm Wall / 75mm Roof Rock Wool Sandwich Panel |
| Span | 12-24m Clear Span |
| Rock Wool Density | 100-120 kg/m³ |
| Brand Name | RIDGE |
| Model Number | RIDGE-FR-3000 |
| Certification | ISO 9001:2015, CE, Class A Fire Rating |
| Place of Origin | Fujian, China |
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Product Specification
| Sprinkler System Compatible | Yes, Roof Structure Designed for Sprinkler Integration | Payment Terms | T/T, L/C at sight |
| Supply Ability | 20000 Square Meters per Month | Fire Resistance Duration | 60-120 Minutes Depending on Panel Thickness |
| Zinc Coating | ≥80μm Hot Dip Galvanized | Delivery Time | 20-30 working days after deposit |
| Packaging Details | Rock wool panels packed with PE film and edge protectors in steel crates, steel frame bundled on pallets with anti-rust oil protection | Fire Rating | Class A Non-Combustible Rock Wool Core |
| Steel Grade | Q235B/Q345B Hot Dip Galvanized Frame | Panel Thickness | 50mm Wall / 75mm Roof Rock Wool Sandwich Panel |
| Span | 12-24m Clear Span | Rock Wool Density | 100-120 kg/m³ |
| Brand Name | RIDGE | Model Number | RIDGE-FR-3000 |
| Certification | ISO 9001:2015, CE, Class A Fire Rating | Place of Origin | Fujian, China |
| High Light | fireproof rock wool insulated steel warehouse ，galvanized steel structure storage facility ，large span factory building construction | ||
Safety-critical storage demands the highest fire protection standards. Our fireproof steel warehouse features Class A non-combustible rock wool sandwich panels with 60-120 minute fire resistance ratings, providing essential life safety protection and insurance compliance for warehouses storing flammable materials, high-value inventory, or operating in industrial zones with strict fire codes.
Rock wool panels also provide excellent thermal insulation (≤0.045 W/(m·K)) and acoustic absorption (NRC 0.75-0.90), creating a quieter, more temperature-stable warehouse environment that protects both workers and stored goods.
Our factory holds ISO 9001:2015 and CE certifications. Fire test reports and material certificates are available for building permit submission and insurance documentation. Full material traceability from raw mineral wool to finished panel assembly.
Company Details
Business Type:
Manufacturer,Seller
Total Annual:
5000000-8000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Lanjing Steel Structure Co., Ltd. covers an area of 73,000 square meters. It is a professional enterprise specializing in the design, production, and installation of building steel structures, modular container houses, high-end composite panels, and more. The company boasts a team of specialized des... Lanjing Steel Structure Co., Ltd. covers an area of 73,000 square meters. It is a professional enterprise specializing in the design, production, and installation of building steel structures, modular container houses, high-end composite panels, and more. The company boasts a team of specialized des...
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