Room Temperature to 200°C
MG BOARD™

Board-form heat-insulation/sound-absorption material
MG BOARD
FOAMNERT™ SUPPORT
NICHIAS offers third types of MG BOARD: a JIS1 product to JIS3 product, which are made by adding a thermosetting resin to rock wool as a binder and molding it into a board. For the surface materials of MG BOARD 080, Nichias offers adhesive aluminum glass cloth (ALGC) and glass cloth (GC) that is affixed flat on top and around the edges.
Forte
It has excellent heat and thermal insulation and sound absorption properties.
It is lightweight and flexible, and so it offers excellent handling and processing properties.
It offers excellent heat resistance.
Its excellent thermal insulation performance contributes significantly to saving energy.
It is a product that is deemed recyclable under the Industrial Waste Wide Area Certification System
Application
Heat insulation, thermal insulation, and noise dampening for steel plate ducts
Heat and thermal insulation for plant equipment and sound absorption for machine rooms and electrical rooms
Core material for partition walls and filler material for parts that pass through fire compartments
Sound-absorption materials such as for studios and halls
Backup materials for ceramic fiber furnace materials
Filler materials for suspended, lightweight partition walls
Thermal insulation and soundproofing for air conditioning facility ducts and equipment
Thermal insulation and soundproofing for the ceilings, walls, partitions, and doors of buildings
Sound absorption of machine rooms and generator rooms
Acoustic sound-absorption materials such as for studios and hall
Specification
By product type | Density (kg/m3) | Thickness (mm) | Dimensions (mm) |
Ministry of Land, Infrastructure, Transport and Tourism Non-inflammable certification |
Heat shrinkage |
080 | 80 | 25, 40, 50, 75, 100 | 605W×910L 605W×910 |
NM-8600 | 600 or more |
080-ALGC | 25, 50 | NM-8602 | 600 or more | ||
120 |
120 |
25, 50, 75, 100 | 605W×910L | NM-8600 | 600 or more |
150 | 150 | 25, 50 | 605W×910L | NM-8600 | 600 or more |
200 | 200 | 25, 50 | 605W×910L | NM-8600 | 600 or more |
Thermal conductivity
<Reference> 1 W/m・K = 0.86 kcal/m・h・°C
Density of 80 kg/m3
-20°C≤θ<100°C λ=0.0337+1.51×10-4θ
100°C≤θ<600°C λ=0.0395+4.71×10-5θ+5.03×10-7θ2
Density of 120 kg/m3
-20°C≤θ<100°C λ=0.0337+1.28×10-4θ
100°C≤θ≦600°C λ=0.0407+2.52×10-5θ+3.34×10-7θ2
- TOMBO is a registered trademark or trademark of NICHIAS Corporation.
- Name of products with "®" are registered trademarks of NICHIAS Corporation.
- Name of products with "™" are trademarks of NICHIAS Corporation
MG BELT™

Belt-shaped thermal insulation materials
MG BELT™
MG BELT is made by cutting MG BOARD into strips and reinforcing it with cheesecloth.
The fibers stand upright in the thickness direction, and so it has excellent flexibility and is easy to wrap around pipes and circular ducts. Nichias’ product lineup also includes a cheesecloth-affixed product and an ALGC-decorated product.
Forte
It offers excellent heat insulation and thermal insulation.
It is lightweight and flexible, and so it offers excellent handling and processing properties.
It offers excellent heat resistance.
Its excellent thermal insulation performance contributes significantly to saving energy.
It is a product that is deemed recyclable under the Industrial Waste Wide Area Certification System.
Specification
By product type | Density (kg/m3) | Thickness (mm) | Dimensions (mm) |
Ministry of Land, Infrastructure, Transport and Tourism Non-inflammable certification |
Heat shrinkage |
070 | 70 |
25, 30, 40, 50, 75, 100 |
|
NM-8600 (Note 1) | 600 or more |
070-ALGC | 25, 50, 75, 100 | NM-8602 | 600 or more | ||
120-ALGC | 120 | 25, 50 | 605W×2500L | NM-8602 | 600 or more |
Note 1: It is a product where the base material, which has acquired the Ministry of Land, Infrastructure, Transport and Tourism’s non-flammable certification NM-8600, has been machined.
Application
Heat insulation for air conditioning ducts, various pipes, and tanks
Fire protection material for kitchen exhaust ducts in housing complexes
- TOMBO is a registered trademark or trademark of NICHIAS Corporation.
- Name of products with "®" are registered trademarks of NICHIAS Corporation.
- Name of products with "™" are trademarks of NICHIAS Corporation
MG MIGHTY ROLL™

Roll-form heat-insulation/sound-absorption material
MG MIGHTY ROLL™
MG MIGHTY ROLL is a product in which minute amounts of resin are added to rock wool as a binder before molding it into a felt. ALK (aluminum craft foil) or ALGC (aluminum glass cloth) is then affixed to one side before rolling the product up into a roll.
The adhesive ALGC products comply with the Japanese Architectural Standard Specifications (Mechanical Equipment Construction Work Edition).
Forte
It has excellent heat and thermal insulation.
It is lightweight and flexible, and so it offers excellent handling and processing properties.
It offers excellent heat resistance.
Its excellent thermal insulation performance contributes significantly to saving energy.
It is a product that is deemed recyclable under the Industrial Waste Wide Area Certification System.
Specification
By product type | Density (kg/m3) | Thickness (mm) | Dimensions (mm) |
Ministry of Land, Infrastructure, Transport and Tourism Non-inflammable certification |
Heat shrinkage |
ALGC |
40 or more | 25 |
|
NM-8602 |
400 or more |
50 | 910W x 5500L | ||||
ALK | 25 | 910W x 11000L | |||
50 | 910W x 5500L |
Application
Various ducts for air conditioning facilities
Heat and thermal insulation for various equipment
Heat and thermal insulation for various pipes and valves
Fire protection material for kitchen exhaust ducts in housing complexes
Thermal insulation, heat insulation, and condensation prevention for the ceilings, walls, and partitions, of buildings
- TOMBO is a registered trademark or trademark of NICHIAS Corporation.
- Name of products with "®" are registered trademarks of NICHIAS Corporation.
- Name of products with "™" are trademarks of NICHIAS Corporation
MG WIRED BLANKET™

Blanket-form heat-insulation/sound-absorption material
MG WIRED BLANKET™
MG WIRED BLANKET is a product that is made by fixing hexagonal wire mesh to one side of an MG BOARD with iron wire and rolling it up into a roll.
It has excellent workability and can be installed easily onto complex parts and curved surfaces. It is also useful as an additional heat insulation material for added thickness.
Forte
It has excellent heat and thermal insulation and sound absorption properties.
It is lightweight and flexible, and so it offers excellent handling and processing properties.
It offers excellent heat resistance.
Its excellent thermal insulation performance contributes significantly to saving energy.
It is a product that is deemed recyclable under the Industrial Waste Wide Area Certification System.
Specification
By product type | Density (kg/m3) | Thickness (mm) | Dimensions (mm) |
Ministry of Land, Infrastructure, Transport and Tourism Non-inflammable certification |
Heat shrinkage |
080 (Galvanized iron wire) | 80 | 25 |
|
NM-8600 |
600 or more |
50 | 605W x 4000L | ||||
75 | |||||
100 | 605W x 2000L |
Application
Thermal insulation, soundproofing, and fire resistance for boiler furnace walls, tanks, and smoke airways
Thermal insulation for thermal power generation, various plant pipes, tanks, and towers
Added thermal and heat insulation on top of existing plant insulation
Heat and thermal insulation for large-diameter pipes, ducts, and equipment of air conditioning facilities
- TOMBO is a registered trademark or trademark of NICHIAS Corporation.
- Name of products with "®" are registered trademarks of NICHIAS Corporation.
- Name of products with "™" are trademarks of NICHIAS Corporation
MG MIGHTY COVER™

Rock wool pipe heat-insulation material
MG MIGHTY COVER™
MG MIGHTY COVER is a roll of lightweight heat insulation material that is not susceptible to bending and has excellent thermal insulation, heat resistance, and non-flammable properties.
It has low levels of halogen and so it is excellent at preventing stress and corrosion cracks in stainless steel.
Forte
It is a snap-on type, so it has excellent workability when installed.
Rock wool is used for the base material, and so it has better thermal insulation performance and heat-resistant temperature scope compared to other fibrous heat insulation materials.
As you would expect, it is a non-combustible material.
Nichias also has adhesive ALGC products for outer materials.
Specification
By product type | Density (kg/m3) | Thickness (mm) | Dimensions (mm) | Ministry of Land, Infrastructure, Transport and Tourism Non-flammable certification |
Heat shrinkage |
MG Mighty COVER | Average of 90 | For further details, please refer to our “Rock Wool MG Products” catalog. | NM-8600 | 600 or more | |
MG MIGHTY COVER ALGC | NM-8602 |
Application
Heat and thermal insulation for various pipes
Processing for parts that pass through fire compartments
Heat and thermal insulation for copper pipes
- TOMBO is a registered trademark or trademark of NICHIAS Corporation.
- Name of products with "®" are registered trademarks of NICHIAS Corporation.
- Name of products with "™" are trademarks of NICHIAS Corporation