Ceiling Types

About EXCELTONE MR Series

EXCELTONE (MR series) performance prove super quality.
It is guaranteed for 10 years against visible sagging up to 50℃ and 99% relative humidity.
Mineral fiber acoustical board and tile with sag resistance for use even in room without air conditioning or high humidity environment.
With outstanding fire resistance and thermal insulation, and a variety of installation systems, EXCELTONE MR series comes in a diverse lineup of surface patterns, including the timeless MD, MN, MC and the contemporary MLC designs.
Perfect for creating a refined atmosphere in hotel lobbies, fashionable shops, and entrance halls of buildings as well as in office areas.

EXCELTONE MR SeriesEXCELTONE MR Series

Pattern-1

  • MD

    MD

  • MN

    MN

  • MC

    MC

  • MA

    MA

  • MP

    MP

  • MV

    MV

EXCELTONE MR Thickness
(normal)
Standard Size Edge
Exposed Board 1/2"
5/8"
24" x 24"(o.c.)
24" x 48"(o.c.)
600 x 600mm(o.c.)
600 x 1,200mm(o.c.)
4 sides:Trimmed.
Semi-Concealed Tile 15mm 400 x 1,500mm
500 x 1,500mm
Long sides:Kerf and rabbet, Square.
Short sides:Trimmed.
Shiplap Tile 15mm 400 x 1,500mm
500 x 1,500mm
Long sides:Shiplap, bevel edges.
Short sides:Trimmed.
Reveal Tile 5/8" 24" x 24"(o.c.)
24" x 48"(o.c.)
600 x 600mm(o.c.)
600 x 1,200mm(o.c.)
4 sides:Revealed, square.
4 sides:Revealed, square edges.
13mm 24" x 24"(o.c.)
24" x 48"(o.c.)
600 x 600mm(o.c.)
600 x 1,200mm(o.c.)
Slim-Line Tile 1/2"
5/8"
13mm
24" x 24"(o.c.)
24" x 48"(o.c.)
600 x 600mm(o.c.)
600 x 1,200mm(o.c.)
4 sides:Slim-line revealed, square edges.
  1. MC, MV and MP pattern has no square edge Semi-Concealed Tile.
  2. MA pattern has no square edge Semi-Concealed.
  3. MP pattern is available with all shapes.

Pattern-2

  • MLC-10MN MLC-10MA

    MLC-10MN
    MLC-10MA

  • MLC-20MN MLC-20MA

    MLC-20MN
    MLC-20MA

  • MLC-40MN MLC-40MA

    MLC-40MN
    MLC-40MA

  • MLC-41MN MLC-41MA

    MLC-41MN
    MLC-41MA

EXCELTONE MR Thickness
(normal)
Standard Size Edge
Reveal Tile 5/8" 24" x 24"(o.c.)
24" x 48"(o.c.)
600 x 600mm(o.c.)
600 x 1,200mm(o.c.)
4 sides:Revealed, square edges.

Pattern-3

  • MLC-ZB

    MLC-ZB

  • MLC-9MN MLC-9MA

    MLC-9MN
    MLC-9MA

  • MLC-16MN MLC-16MA

    MLC-16MN
    MLC-16MA

  • MLC-64MN MLC-64MA

    MLC-64MN
    MLC-64MA

  • MLC-81MN MLC-81MA

    MLC-81MN
    MLC-81MA

EXCELTONE MR Thickness
(normal)
Standard Size Edge
Slim-Line Tile 15mm 24" x 24"(o.c.)
600 x 600mm(o.c.)
4 sides:Slim-line revealed, square edges.
17mm 24" x 24"(o.c.)
600 x 600mm(o.c.)
  1. 17mm is MLC-ZB only. All other MLC Tiles are 15mm.

Physical Data Summary

Representative data of EXCELTONE MR 5/8" MN
Physical Properties Test Method
Moisture Content 2% JIS A 6301
Modulus of Reputure 17kgf/cm2 JIS A 6301
Fire Propagation Test Class 0 B.S.476 Part 6
Flame Spread Class A(0-25) ASTM E84
0 Australian Standards 1530.3
20 UL723
Class 1 B.S.476 Part 7
Thermal Conductivity 0.045kcal/mh℃ JIS A 1412
Light Reflectance Over 0.80 ASTM E1477
Sound Absorption Coefficient (NRC) 0.55 ASTM C423
Ceiling Attenuation Class (CAC) 36 Australian Standards 2499 (TWO-ROOM METHOD)
Data of EXCELTONE MR series 3/4"High NRC MC
Physical Properties Test Method
Flame Spread Class A ASTM E84
Light Reflectance Over 0.80 ASTM E1477
Sound Absorption Coefficient (NRC) 0.75 ASTM C423
Ceiling Attenuation Class (CAC) 33 ASTM E1414

Anti-bacterium coating

The coating is available on any tiles.
Anti-bacterium examination result

Bacteria Specimen Viable bacteria count/ specimen
(24 hours later)
Escherichia coil
(3.6 x 104)
Regular tile
(non-anti-bacterium coating)
1.1 x 102
anti-bacterium coating < 10
bacterium specimen 2.6 x 102
Pseudomonas aeruginosa
(4.5 x 104)
Regular tile
(non-anti-bacterium coating)
7.8 x 106
anti-bacterium coating 10
bacterium specimen 2.2 x 106
MRSA
mejishirin methicillin resistant
staphylococcus aurei
(3.8 x 104)
Regular tile
(non-anti-bacterium coating)
10
anti-bacterium coating < 10
bacterium specimen 1.2 x 106