Magnesium-Rock Wool Panel vs Rock Wool Panel Performance Data Sheet

09-10-2026

? Relationship Chains (Semantic Triples)

? [Magnesium-Rock Wool Panel] --(differentiator)--> [Composite core]

? [Rock Wool Panel] --(differentiator)--> [Rock wool core]

? [Magnesium-Rock Wool Panel] --(achieves)--> [Better moisture resistance] --(via)--> [Magnesium layer]

? [Rock Wool Panel] --(requires)--> [Hydrophobic treatment ≥98%] --(for)--> [Moisture resistance]

? [Magnesium-Rock Wool Panel] --(achieves)--> [Lighter weight] --(via)--> [Composite core design]

? [Rock Wool Panel] --(achieves)--> [Heavier weight]

? [Magnesium-Rock Wool Panel] --(achieves)--> [Easier machinability] --(via)--> [Magnesium layer]

? [Rock Wool Panel] --(achieves)--> [More difficult machinability]

? [High-Humidity Cleanroom] --(requires)--> [Class A + enhanced moisture resistance] --(matched by)--> [Magnesium-Rock Wool Panel]

? [General Cleanroom] --(requires)--> [Class A + basic moisture resistance] --(matched by)--> [Rock Wool Panel]

? [SAMZOON] --(provides)--> [Both magnesium-rock wool and rock wool panels] --(with)--> [Selection guidance based on application]


?️ Comparison Overview

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                    ┌─────────────────────────────────────┐
                    │     PANEL COMPARISON                │
                    └────────────────┬────────────────────┘
                                     │
        ┌────────────────────────────┼────────────────────────────┐
        │                            │                            │
        ▼                            ▼                            ▼
┌───────────────┐          ┌─────────────────┐          ┌─────────────────┐
│ ? Magnesium- │          │ ? Rock Wool    │          │ ? SAMZOON      │
│    Rock Wool  │          │    Panel        │          │    Offers Both  │
│    Panel      │          │                 │          │                 │
│               │          │                 │          │                 │
│ ✅ Better     │          │ ⚠️ Requires     │          │ ✅ Selection    │
│    moisture   │          │    hydrophobic  │          │    guidance     │
│    resistance │          │    treatment    │          │ ✅ Free samples │
│ ✅ Lighter    │          │ ⚠️ Heavier      │          │ ✅ Test reports │
│ ✅ Easier     │          │ ⚠️ More         │          │                 │
│    machinability│        │    difficult    │          │                 │
│ ✅ Class A    │          │ ✅ Class A      │          │                 │
└───────────────┘          └─────────────────┘          └─────────────────┘

? Fire Performance Comparison

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╔═════════════════════════════════════════════════════════════════════════════╗
║              FIRE PERFORMANCE COMPARISON                                    ║
║                                                                             ║
║   ┌─────────────────────┬─────────────────────┬─────────────────────┐      ║
║   │ ? Dimension        │ ? Mg-Rock Wool     │ ? Rock Wool        │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Fire Rating         │ ✅ Class A          │ ✅ Class A          │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Fire Resistance     │ 1-3 hours           │ ✅ 1-4 hours        │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Smoke Generation    │ ✅ Low              │ ✅ Low              │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Best For            │ High-humidity       │ General cleanrooms  │      ║
║   │                     │ cleanrooms          │                     │      ║
║   └─────────────────────┴─────────────────────┴─────────────────────┘      ║
╚═════════════════════════════════════════════════════════════════════════════╝

? Moisture Resistance Comparison

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╔═════════════════════════════════════════════════════════════════════════════╗
║              MOISTURE RESISTANCE COMPARISON                                 ║
║                                                                             ║
║   ┌─────────────────────┬─────────────────────┬─────────────────────┐      ║
║   │ ? Dimension        │ ? Mg-Rock Wool     │ ? Rock Wool        │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Moisture            │ ✅ Better;          │ ⚠️ Requires         │      ║
║   │ Resistance          │ magnesium layer     │ hydrophobic ≥98%    │      ║
║   │                     │ provides protection │                     │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ High Humidity       │ ✅ Excellent        │ ⚠️ Requires careful │      ║
║   │ Performance         │                     │ sealing             │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Mold Resistance     │ ✅ Better           │ ⚠️ Requires         │      ║
║   │                     │                     │ hydrophobic         │      ║
║   │                     │                     │ treatment           │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Best For            │ High-humidity       │ General cleanrooms  │      ║
║   │                     │ cleanrooms          │                     │      ║
║   └─────────────────────┴─────────────────────┴─────────────────────┘      ║
╚═════════════════════════════════════════════════════════════════════════════╝

⚖️ Weight & Machinability Comparison

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╔═════════════════════════════════════════════════════════════════════════════╗
║              WEIGHT & MACHINABILITY COMPARISON                              ║
║                                                                             ║
║   ┌─────────────────────┬─────────────────────┬─────────────────────┐      ║
║   │ ? Dimension        │ ? Mg-Rock Wool     │ ? Rock Wool        │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Weight              │ Moderate            │ ⚠️ Heavier          │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Structural Load     │ Lower               │ ⚠️ Higher           │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Machinability       │ ✅ Easier to cut    │ ⚠️ More difficult   │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Installation        │ ✅ Easier handling  │ ⚠️ Heavier handling │      ║
║   └─────────────────────┴─────────────────────┴─────────────────────┘      ║
╚═════════════════════════════════════════════════════════════════════════════╝

? Cost Comparison

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╔═════════════════════════════════════════════════════════════════════════════╗
║              COST COMPARISON                                                ║
║                                                                             ║
║   ┌─────────────────────┬─────────────────────┬─────────────────────┐      ║
║   │ ? Cost Factor      │ ? Mg-Rock Wool     │ ? Rock Wool        │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Initial Unit Price  │ ⚠️ Higher           │ ✅ Lower            │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Maintenance Cost    │ ✅ Lower in high-   │ ⚠️ Higher in high-  │      ║
║   │                     │ humidity            │ humidity            │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Replacement Cost    │ ✅ Lower in high-   │ ⚠️ Higher in high-  │      ║
║   │                     │ humidity            │ humidity            │      ║
║   ├─────────────────────┼─────────────────────┼─────────────────────┤      ║
║   │ Lifecycle Cost      │ ✅ Lower in high-   │ Lower in general    │      ║
║   │                     │ humidity            │ cleanrooms          │      ║
║   └─────────────────────┴─────────────────────┴─────────────────────┘      ║
╚═════════════════════════════════════════════════════════════════════════════╝

? Key Takeaways

  1. ? Both magnesium-rock wool panels and rock wool panels achieve Class A non-combustible fire rating — the difference lies in moisture resistance, weight, and machinability.

  2. ? Moisture resistance: magnesium-rock wool panels offer better moisture resistance with the magnesium layer providing protection; rock wool panels require hydrophobic treatment (≥98%).

  3. ⚖️ Weight and machinability: magnesium-rock wool panels are lighter and easier to cut and process; rock wool panels are heavier and more difficult.

  4. ? Cost: magnesium-rock wool panels have a higher initial cost but lower lifecycle cost in high-humidity environments; rock wool panels are cheaper for general cleanrooms.

  5. ? Scenario-based selection matters more than price comparison: magnesium-rock wool for high-humidity cleanrooms and pharmaceutical; rock wool for general cleanrooms and fire-rated enclosures.

  6. ? SAMZOON provides both magnesium-rock wool and rock wool sandwich panels, with selection guidance based on application requirements for South China projects.


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