Metal insulation disc W-MDD
Metal insulation disc W-MDD - 1
Metal insulation disc W-MDD - 2
Metal insulation disc W-MDD - 3

For detailed information, other images and documents, please select individual articles from the following table.

Metal insulation disc W-MDD

For mounting insulation panels in concrete

  • Disc diameter: 80 mm
  • Internal diameter: 9 mm

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Available in 2 versions

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You can refine your search by selecting different attributes

Art.-no. Material Surface Disc diameter Internal diameter Quantity PU
Steel Hot dip galvanized 80 mm 9 mm
250 pcs
Stainless steel A2 80 mm 9 mm
250 pcs

Packaging unit

The packaging unit defines the number of articles in one packaging. In the catalog segment you can choose from different packaging units if a pop-up menu is displayed.

Just leave the field empty if you don't know the packaging unit when directly entering the article number in the shopping basket or when importing with Easy-/VarioScan. The packaging unit will be determined automatically.

Structure of our article number

The article number is made up of the following: VVVVAAABBB
VVVV = 4 digits for prefix number (please note that the first digit is currently always 0)
AAA = 3 digits for dimension part 1
BBB = 3 digits for dimension part 2

Example article number structures:
Example 1: Screw with dimensions of 4x10 mm:
00574 10 (2 spaces between the 4 and the 10)

Example 2: Screw with dimensions of 10x20 mm:
005710 20 (1 space between the 10 and the 20)

Example 3: Flat washer with an internal diameter of 6 mm:

Information on price and image display

Price per packaging unit (PU):
The displayed price is always in line with the displayed packaging, if the PU is 250 the price for 250 units, if the PU is 300 the price for 300 units.

Price with price key representation (PSL):
The price always applies to a quantity ruled through the price key:
Price for 1 unit
Price for 100 units
Price for 1000 units


The quantity shows the number of pieces or units of measure contained in the order or delivery for the respective article.

Hazardous Material

Product information

Würth Catalogue

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Datasheets ()

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Technical information

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  • Permitted loads under exposure to fire R30; R60; R90; R120.

  • Tested fire resistance

  • When attaching soft insulation materials that are not self-supporting, the insulation disc is simply pushed onto the insulation anchor.

  • Quick and secure mounting thanks to 2-part construction

  • Knock-in shaft has the design of a clamping sleeve and braces along the entire installation depth in the drill hole

  • Surface of anchor head suitable for use as a plaster base

The insulation panels must be fastened with at least 4 anchors per square metre.