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BBMG ENERGY SAVING MATERIAL & TECHNOLOGY(DACHANG)CO.,LTD.

  • China,Langfang ,Hebei
  • Verified Supplier
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China Class A Fireproof Rock Wool Board – 120kg/m³ / 140kg/m³ for Exterior Wall
China Class A Fireproof Rock Wool Board – 120kg/m³ / 140kg/m³ for Exterior Wall

  1. China Class A Fireproof Rock Wool Board – 120kg/m³ / 140kg/m³ for Exterior Wall

Class A Fireproof Rock Wool Board – 120kg/m³ / 140kg/m³ for Exterior Wall

  1. MOQ: 1 container.
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Tensile Strength ≥7.5 / 10 kPa (FR120), ≥10 / 15 kPa (FR140)
Density 120kg/m³ / 140kg/m³
Payment Terms L/C,T/T
Hydrophobic Rate ≥99.0%
Thermal Conductivity ≤0.038 W/m*K (FR120), ≤0.040 W/m*K (FR140)
Acidity Coefficient ≥2.0
Combustibility Class A1 non-combustible
Place of Origin china

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  1. Product Details
  2. Company Details

Product Specification

Tensile Strength ≥7.5 / 10 kPa (FR120), ≥10 / 15 kPa (FR140) Density 120kg/m³ / 140kg/m³
Payment Terms L/C,T/T Hydrophobic Rate ≥99.0%
Thermal Conductivity ≤0.038 W/m*K (FR120), ≤0.040 W/m*K (FR140) Acidity Coefficient ≥2.0
Combustibility Class A1 non-combustible Place of Origin china
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Class A Fireproof Rock Wool Board – 120kg/m³ / 140kg/m³ for Exterior Wall Insulation
Product Overview

Specially engineered for external wall thermal insulation systems (ETICS), our Class A fireproof rock wool slab is available in 120kg/m³ and 140kg/m³ densities. Manufactured from high-quality basalt through advanced melting, fiberizing, and curing processes, these boards deliver exceptional energy efficiency performance, Class A non-combustibility, excellent tensile strength, and long-term weather resistance.

With density options tailored to different climate zones and structural requirements, they help meet national energy-saving standards while optimizing material thickness, reducing structural load, and controlling project costs.

Application Guidelines
  • 120kg/m³ Rock Wool Slab: Ideal for cold climate zones, where thinner insulation layers can meet energy standards—reducing wall load and enhancing safety for high-rise buildings.
  • 140kg/m³ Rock Wool Slab: Suitable for hot summer and cold winter regions, offering balanced insulation thickness and performance for public and residential projects with high fire and durability demands.
Technical Specifications
Parameter FR120 FR140
Density (kg/m³) 120 140
Tensile Strength (kPa) ≥7.5 / 10 ≥10 / 15
Thermal Conductivity (W/m·K, 25°C) ≤0.038 ≤0.040
Combustibility Class A1 non-combustible
Acidity Coefficient ≥2.0
Hydrophobic Rate (%) ≥99.0
Class A Fireproof Rock Wool Board for exterior wall insulation
Key Features & Advantages
Density-Graded Design for Climate & Load Optimization

120kg/m³ products achieve required energy efficiency in cold regions with thinner insulation, minimizing structural load and safety risks. 140kg/m³ provides optimal insulation thickness for mixed climates, balancing performance and cost-effectiveness.

Class A Non-Combustible Fire Safety

100% inorganic fibers with a melting point above 1000°C: non-combustible, no toxic fumes, and no molten droplets—effectively blocks fire spread.

Ideal Tensile Strength for System Stability

High vertical tensile strength ensures secure bonding with the substrate, reducing the risk of insulation detachment and ensuring long-term facade safety.

Superior Weather Resistance

High acidity coefficient guarantees durability in humid, acidic, or alkaline environments—no dusting, no collapse—ensuring the insulation system remains effective long-term.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Total Annual:

    >70000000USD

  • Employee Number:

    >600

  • Ecer Certification:

    Verified Supplier

BBMG Energy Saving and Thermal Insulation Technology (Dachang) Co., Ltd. is the core manufacturing enterprise of BBMG New Material Industrialization Group under BBMG Group. Relying on the group's 70 years of experiences in the R&D of inorganic fiber products, and continuous innovation i... BBMG Energy Saving and Thermal Insulation Technology (Dachang) Co., Ltd. is the core manufacturing enterprise of BBMG New Material Industrialization Group under BBMG Group. Relying on the group's 70 years of experiences in the R&D of inorganic fiber products, and continuous innovation i...

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  • BBMG ENERGY SAVING MATERIAL & TECHNOLOGY(DACHANG)CO.,LTD.
  • East of Daxian Road, South of Weier Road, Dachang Hui Autonomous County, Langfang City, Hebei Province
  • https://www.rock-wool-panel.com/

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