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Silicone primer

Silicone primer

Art.-no. 0892170
EAN 4011231829076
Prices for customers after login
Silicone primer

Art.-no. 0892170

Prices for customers after login

Exclusively for trade customers

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Universal primer for improving adhesion of silicone sealants on absorbent and non-absorbent surfaces

For improving adhesion of following silicone sealants:

Neutral silicone perfect, neutral silicone special, neutral silicone, acetoxy silicone (bathroom unit), acetoxy silicone (food grade), acetoxy silicone, high-temperature silicone, elastic fire protection seal, repair layer.

  • Apply a thin coat of the silicone primer and allow it to flash off for 30–45 minutes.

  • With absorbent surfaces, the surface should be pre-primed in an additional 1 or 2 steps.

  • Not suitable for underwater use.

The usage instructions are recommendations based on the tests we have conducted and on our experience; carry out your own tests before each application. Due to the large number of applications and storage and processing conditions, we do not assume any liability for a specific application result. Insofar as our free customer service provides technical information or acts as an advisory service, no responsibility is assumed by this service except where the advice or information given falls within the scope of our specified, contractually agreed service or the advisor was acting with deliberate intent. We guarantee the consistent quality of our products. We reserve the right to make technical changes and further develop products. Please observe the technical data sheet!

Product information

Würth Catalogue(X)


Certificates/ Documents



Application area

Use on a wide variety of absorbent surfaces (e.g. plaster, concrete, gypsum) and non-absorbent surfaces.


Apply a thin coat of the silicone primer and allow it to flash off for approx. 30-45 minutes. With absorbent base materials, the surface should be pre-primed in an additional 1 or 2 steps. Not suitable for underwater use. For more information, please refer to the technical data sheet.

Chemical basis



0.81 g/cm³








250 ml



VOC concentration (CH)

98 %

Min. flash-off time

30 min

Ignition temperature

425 °C

Shelf life from production

12 Month

Silicone primer including:
Jointing set
6 x
Jointing set


Description: 22 pieces
Quantity: 6 x

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 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.
In contrast to sales packaging and secondary packaging, the disposal costs for chemical-technical products are shown separately. The breakdown of the individual costs can be found on the relevant products and also in the shopping cart, as well as in our General Terms and Conditions (GTC).
Suitable glove:
Nitrile chemical protective glove
Nitrile chemical protective glove
Permeation level: 6
Cotton velour lining
Nitrile chemical protective glove, heavy-duty
Nitrile chemical protective glove, heavy-duty
Permeation level: 6
Long, heavy-duty design
Permeation is the process by which a chemical moves through the material of a protective glove on a molecular level. The time from the initial contact between the chemical and the glove to the permeation of the material is the breakthrough time.
Measured breakthrough time
Permeation level
< 10 min
≥ 10 min
≥ 30 min
≥ 60 min
≥ 120 min
≥ 240 min
≥ 480 min

Important information:

The information given is based on experience and laboratory conditions and is designed as a guide. However, the actual suitability of a glove depends on the individual conditions of its use and must be confirmed by an appropriate test under operational conditions. Given the variety of materials and chemicals used, the possibility of incompatibility or usage problems for the wearer cannot be excluded in individual cases. We would be happy to advise you about optimum solutions.

Cust. Mat. No.

Hazardous Material

Product information

Würth Catalogue

Catalogue page as PDF  | 


Datasheets ()

CAD data  | 

Certificates/ Documents



Technical information