Rock Wool Insulation

Description

1. Product Overview
Rock Wool Insulation is a high-density, non-combustible thermal and acoustic insulation material manufactured from natural basalt rock and recycled slag. Its primary industrial use is in high-temperature piping, process equipment, building envelopes, and marine fireproofing systems. The key value proposition is superior fire resistance (up to 1000°C / 1832°F) combined with excellent thermal efficiency, hydrophobic properties, and acoustic damping. Strategically, this product is critical for industries facing tightening fire safety regulations (e.g., IMO, NFPA, EU Construction Products Regulation) and net-zero carbon mandates, as it reduces energy loss while containing zero ozone-depleting substances.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Basalt (SiO₂ 40–45%, Al₂O₃ 9–13%, CaO+MgO 20–25%), recycled blast furnace slag (20–30%), and phenolic or acrylic binder (<3%)

• Material Grade: Non-combustible (Euroclass A1 / ASTM E136 compliant) / Hydrophobic grade available (water repellency ≥98%)

• Physical Characteristics:

  • Form: Rigid boards, flexible mats, pre-formed pipe sections, or loose-fill granulate

  • Color: Dark brown to light yellow (varies by density)

  • Density range: 40 kg/m³ (low-density acoustic) up to 200 kg/m³ (high-load industrial)

  • Fiber diameter: 3–5 microns; shot content: <5% (low-dust optimized)

• Packaging Options: Compressed shrink-wrapped polyethylene packs (vacuum-packed for reduced volume), palletized cardboard boxes, or moisture-barrier FIBC big bags (500–1000 kg)

• Shelf Life: Indefinite when stored dry, under cover, off ground, at ambient temperatures

3. Core Industrial Applications

• Petrochemical & Power Generation: Insulation of steam lines, heat exchangers, and flue ducts. Performs better than fiberglass at >250°C – no melting or sagging, maintaining R-value under thermal cycling.

• Marine & Offshore: A-rated fire bulkheads, engine room insulation, and LNG carrier secondary barriers. Outperforms closed-cell foams by preventing toxic smoke emission and structural steel buckling during hydrocarbon pool fires.

• Commercial HVAC & Industrial Building: Duct wrap, firestopping for curtain walls, and acoustic plenum liners. Cost advantage: lower density (60–80 kg/m³) reduces structural load by 40% vs calcium silicate, while installation speed improves by 30% via snap-fit pipe sections.

• Steel & Cement Plants: Backup insulation for ladles, kiln shells, and hot blast mains. Durability advantage: resists vibration-induced settling and retains compressive strength after 1,000+ thermal cycles.

4. Competitive Advantages

• Quality Consistency: ISO 9001:2025-certified continuous production line with inline NIR spectroscopy to ensure lot-to-lot homogeneity of density (±3%) and thermal conductivity (±2%).

• Supply Reliability: Three vertically integrated plants (EU, MENA, SEA) provide 120,000 MT annual capacity; stock-keeping warehouses in Rotterdam, Houston, and Shanghai enable 5-day average lead time.

• Logistics Capability: Vacuum-compressed packaging reduces shipping volume by 60%, cutting freight cost per m³ to parity with lower-grade mineral wools.

• Price Competitiveness: 8–12% below European and North American average market price for equivalent Euroclass A1 performance, enabled by recycled slag feedstock (20% cost reduction) and in-house binder manufacturing.

• Sustainability: Contains up to 35% pre-consumer recycled content; ECOSE®-type bio-based binder (formaldehyde-free) available; zero manufacturing process wastewater. EPD (Environmental Product Declaration) certified and contributes to LEED v4 MRc4 points.

• Technical Support: Dedicated engineering team provides thermal modeling (ISO 12241), project-specific CAD cut plans, and on-site installation audits.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT (mixed product types allowed – e.g., boards, pipe sections, and mats)

• Loading Capacity per 20FT Standard Container: 20 MT (optimized compressed packaging)

• Loading Capacity per 40FT High Cube Container: 26 MT