Heat Insulation BoardDAMMA550L

DAMMA550L is a rigid heat insulation board made by combining mica paper with silicone adhesives.
It has high strength and can be used as a structural material.
Since it does not contain asbestos, it can be used as a replacement for asbestos cement board.

AMMA550L

Advantages

1. MACHINABLE
Can be machined by using Machining Centers and NC lathes
2. HIGH HEAT RESISTANT TEMPERATURE
Heat resistant temperature : 550 degrees Celsius
3. HIGH MECHANICAL STRENGTH
Compressive strength : 500MPa
Bending strength : 145MPa

Size of Blank Material

  • Thickness : 0.2～50mm
  • Length X Width : 500X1000 mm

Applications

  • Heat (Thermal) insulating washers for electrical furnace
  • Heat (Thermal) insulating plates for induction furnace
  • Heat (Thermal) Insulating flanges for high-temperature fluid piping
  • Heat (Thermal) insulation material for heater
  • Heat (Thermal) insulating machine parts

Properties of DAMMA550L

Units DAMMA550L
Heat Resistant Temperature degrees
Celsius		 550
Coefficient of Thermal Conductivity W/m・k 0.18
Thermal Expansion Rate 1/degrees
Celsius		 1.1×10-5
Compressive Strength Mpa 500
Bending Strength Mpa 145
Tensile Strength Mpa 106
Dielectric breakdown strength KV/mm 28
Insulation resistance
at room temperature		 MΩ 2000<
Insulation resistance
at 500 degrees Celsius		 MΩ 2000<
Arc resistance sec 420<
Tracking resistance V 600<
Specific Gravity 2.2

Swipe horizontally to see the list.

Delivery Form of DAMMA550L

Please choose from among the following three types of the delivery form of DAMMA550L.

Finished Product
Finished product after machining such as cutting, grinding and drilling based on your drawing will be supplied.
Board Cut to Specified Dimensions
Board without machining such as drilling, etc. and in the form of simply cutting the material according to the specified dimensions will be supplied.
Blank Material
Blank material without any machining will be supplied.

Minimum Order Quantity

1 Piece.

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