HDK® H21

Synthetic, hydrophobic, amorphous silica, produced via flame hydrolysis.



Properties

White colloidal powder of high purity.

Disclaimer

All the information provided is in accordance with the present state of our knowledge. Nonetheless, we disclaim any warranty or liability whatsoever and reserve the right, at any time, to effect technical alterations. The information provided, as well as the product's fitness for an intended application, should be checked by the buyer in preliminary trials. Contractual terms and conditions always take precedence. This disclaimer of warranty and liability also applies particularly in foreign countries with respect to third parties' rights.

HDK® H21 is applied as a thickening and thixotropic agent in composites, coatings, adhesives and sealants, especially in vinylester, epoxy and polyurethane systems.
HDK® H21 is not suitable for pharmaceuticals, food and feed.

A good dispersion of HDK® H21 is a must to assure optimum performance.
More detailed information about the application and processing of HDK® H21 is available in our HDK-brochures and on the WACKER web site

Packaging

HDK® H21is offered in following packaging:

  • pallet with paper bags: 10 kg bags
  • big bags: 170 kg (big bag on pallet)

Storage

The 'Best use before end' date of each batch is shown on the shipping label and the certificate of analysis.
HDK® H21should be stored in the original packaging in dry storage areas.
Storage beyond the date specified on the label does not necessarily mean that the product is no longer usable. In this case however, the properties required for the intended use must be checked for quality assurance reasons.

Sales and support

Wacker Chemical Corporation
3301 Sutton Road
Adrian, MI 49221-9397
United States
+1  888  922-5374 (Phone)
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Distributors

WACKER has a global network of specialist distributors at its disposal. Please select an application so that we can suggest suitable contacts.

Brenntag North America
1 Cragwood Road Suite 302
812021 South Plainfield
1  6109266100 (Phone)
1 6109163782  (Fax)
Contact distributor Website
Brenntag North America
1 Cragwood Road Suite 302
812021 South Plainfield
1  6109266100 (Phone)
1 6109163782  (Fax)
Contact distributor Website
Brenntag North America
1 Cragwood Road Suite 302
812021 South Plainfield
1  6109266100 (Phone)
1 6109163782  (Fax)
Contact distributor Website
Brenntag North America
1 Cragwood Road Suite 302
812021 South Plainfield
1  6109266100 (Phone)
1 6109163782  (Fax)
Contact distributor Website

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