Rock Wool Board

Rock Wool Board

High density rigid rock wool board is A1 inorganic fireproof insulation pressed from basalt raw material. Featuring stable size, crack resistance, hydrophobic and excellent low-frequency sound absorption, certified to international building standards. Multiple density & thickness options, widely used for external wall, curtain wall, steel structure and indoor acoustic insulation with customized sizes available.
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Rock Wool Board Insulation for Building and Industrial Applications

Product Overview

Rock wool board is a semi-rigid insulation panel made from mineral rock fibers, offering thermal insulation, fire resistance, and sound absorption for building and industrial applications.

Its rigid structure makes it suitable for wall, ceiling, roof, equipment, HVAC, and other insulation systems where stable panel installation is required.

Jinsimai supplies Rock Wool Board in different densities, thicknesses, dimensions, and facing options. Customized specifications, OEM orders, and wholesale quantities are available according to project requirements.

rockwool-board-fireproof-thermal-insulation-panel-stock

Product Features

Rigid and shape-stable

The rigid structure helps maintain a flat shape during handling and installation, supporting consistent insulation coverage.

High-temperature resistance

Rock wool can withstand high temperatures, with the applicable temperature range depending on product formulation and installation conditions.

Thermal and acoustic insulation

Its fibrous structure helps reduce heat transfer and absorb sound. Actual performance depends on density, thickness, and installation conditions.

Easy to Cut and Install

The board can be cut to required dimensions using suitable tools and fitted into different insulation systems. Additional fixing may be required depending on the application.

 

Technical Specifications

The following table shows the available manufacturing range for rock wool board. Final dimensions, density, facing, and packaging are confirmed according to order requirements and production feasibility.

Parameter Available Range
Density 40 – 150 kg/m³
Thickness 20 – 100 mm
Width 600 – 1,200 mm
Length 600 – 2,400 mm
Facing Unfaced / aluminum foil / non-woven fabric / fiberglass cloth / kraft paper / stitched wire mesh

 

Applications

Rock wool board is suitable for thermal insulation, fire protection, and acoustic control across the following areas:

Building Insulation

Internal wall and partition cavity insulation

Ceiling and suspended ceiling insulation

Insulation within protected wall and roof assemblies

Prefabricated and metal building insulation

Industrial Insulation

Equipment and vessel insulation (operating temperature should be confirmed before ordering)

Boiler and furnace insulation

High-temperature industrial enclosures

Fire Protection Applications

Fire-resistant barriers and compartmentation

Structural steel fireproofing

Fire-rated wall and ceiling assemblies

Acoustic Applications

Sound-absorbing layers inside wall and ceiling assemblies

Studios, theaters, meeting rooms, and equipment rooms

Machinery and equipment enclosures

 

Customization and Packaging

Rock wool board can be customized according to order requirements. Available customization includes density, thickness, width, length, facing material, product label, and outer packaging.

Rock wool boards are packed in protective bags or bundles according to their density, thickness, and dimensions. The final packing and container loading quantity are confirmed for each order.

MOQ: Confirmed according to specifications and order volume

Sample availability: Samples can be provided upon request

Production lead time: Quoted based on specifications and order volume

Packaging: PE bag / Woven bag / final packaging confirmed per order

OEM label: Available

 

FAQ

Q1. Can rock wool board be friction-fitted between studs?
Yes. When board width matches the cavity size, it can be friction-fitted. Additional mechanical fixing may be required for ceilings or high-vibration applications.

Q2. Is rock wool board water-resistant?
Rock wool board is not waterproof. It may absorb moisture if exposed to water or high humidity. Proper weather protection or cladding is required for outdoor or damp environments.

Q3. What is the maximum operating temperature for rock wool board?
Continuous operating temperature up to approximately 600–700°C, depending on density and formulation. Confirm specific temperature requirements when ordering.

Q4. Can rock wool board be used for structural fire protection?
Yes. It is commonly used for structural steel fireproofing and fire-rated wall assemblies. Please contact us for application-specific fire performance guidance.

Q5. How does rock wool board compare to glass wool board?
Rock wool board offers higher temperature resistance (600–700°C) and is commonly used for industrial and fire protection applications. Glass wool board is typically used for building insulation at lower temperature ranges.

rockwool-slab-building-heat-insulation-material

 

We will confirm the available specification, price, production lead time, and estimated loading quantity based on your requirements.

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