Shenyang Qiangyun Color Steel & Steel Structure Co., Ltd. is one of the most reliable manufacturers and suppliers of rock wool wall cladding sandwich panels in China. With abundant experience, we are committed to providing high quality customized products with competitive price. Welcome to wholesale advanced rock wool wall cladding sandwich panels in stock here from our factory. Also, pricelist is available.

About Us & Factory

Shenyang Qiangyun Colored Steel is a QY-brand manufacturer of insulated sandwich panels, exporting rock wool / EPS / PIR / PU panels to 20+ countries across the Middle East, Southeast Asia, South America, and Africa.

Full in-house production: continuous line, laminating, cutting, profiling
Export experience: 10+ years; daily capacity 20000 m²
One-stop: OEM / ODM, neutral packing, project technical support
Product focus for this page: rockwool exterior wall cladding, 50–120 mm, for plants, logistics warehouses and factories.

Technical Specifications

Parameter	Value
Product	Rock Wool Wall Cladding Sandwich Panels
Core material	High-density basalt rock wool
Metal skin	Pre-painted steel / aluminum-zinc coated, 0.3–0.8 mm
Core thickness	50 / 75 / 100 / 120 mm, or customized
Density	50–150 kg/m³
Width	950 / 1150 mm
Length	Custom, up to 11.8 m
Color	Any RAL / custom
Thermal conductivity	≤ 0.040 W/(m·K)
Compressive strength	85–105 kPa
Shear strength	60–80 kPa
Sound insulation	30–50 dB
Fire resistance	0.5 h / 1 h / 2 h / 4 h
Fire rating	Non-combustible, Class A (EN 13501-1)
Service life (est.)	10–15 years outdoor (design estimate; see warranty)

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Applications

Sector	Use
Industrial	Steel-structure plants, processing workshops
Logistics	Large warehouses, distribution centers
Cold chain	Industrial cold stores
Civil	Prefab houses, offices, schools, hospitals
Envelope	Matches EPS sandwich roofs

Key Advantages

Our Rock Wool Wall Cladding Sandwich Panels feature Class A fire resistance and 30–50dB sound absorption. Lightweight prefab design enables quick installation, with waterproof, anti-corrosion performance ideal for tough industrial sites.

Customization

Rockwool panels are available in 30–120mm thickness with 0.3–0.8mm steel skins and full RAL colour options. Coatings include PE, PVDF and SMP, while core density ranges from 50 to 150 kg/m³. We provide OEM services such as private label, neutral packing and custom logos on steel coils, plus ODM customization for core density, skin thickness and coatings. Third‑party inspections (SGS / BV) and full export documents are supported. Small trial orders and mixed-container shipments are acceptable.

Certifications & Compliance

Project References

This 3,800 m² electronics workshop in Mexico adopted our 75 mm rock wool wall panels. It achieves 30 dB sound insulation with 60% shorter construction time. Installation finished in only 12 days, and panels passed fire inspection at the first trial. Compared with traditional walls, the system ensures reliable fire & acoustic performance and cuts total cost by 28%.

Commercial Terms

Item	Detail
MOQ	1m,but 20GP is for suitable for oversea purchaser,the cost and shipping fee are more competitive.
Price Range	USD 4.29 - 17.9 / sqm (FOB, depends on thickness & quantity)
Lead Time	Sample Lead Time 2-3 days Bulk Lead Time 7 - 10 days after standard order. 10-15 days for customization order. (large orders and urgent order can be arrange the production in advance.)
Trade Term	FOB / CIF / CFR /EXW or negotiation
Payment	T/T, L/C Western Union (negotiation)
Packing	Sample: bubble bag + carton; Bulk: waterproof PE film + fumigated wooden pallet + edge protector
Port of Loading	Dalian/Tianjin

Comparison: Rock Wool vs EPS vs PIR

Our Rock Wool Wall Cladding Sandwich Panels were installed for this 3,800 m² Mexican electronics workshop. It reaches 30dB sound insulation, 60% faster 12-day installation, first-attempt fire approval and 28% total cost savings over traditional walls.

Warranty

Written 10–20 year warranty for manufacturing defects (delamination, core displacement, coating failure) under normal use
Exclusions: improper installation, mechanical damage and force majeure
Claims require photo/video proof; replacement or compensation provided in accordance with the contract

FAQ

Q: Is this for walls or roofs?

A: Primarily designed for exterior wall cladding, these panels can also be applied on roofs with proper engineering design. Pair them with EPS or PIR roof panels to form a complete building envelope.

Q: How does it save energy?

A: Low λ (≤0.040) + air-tight joints cut HVAC load; best with a matched roof.

Q: Fire safety vs EPS?

A: Rock wool is Class A non-combustible; EPS is flammable - a major safety upgrade.

Q: MOQ?

A: Small trial orders accepted.

Q: Warranty?

A: Written10-20 year warranty against manufacturing defects