ELASTOSIL® CROSSLINKER 525 is a hydrogenpolysiloxane containing a high percentage of reactive Si-H groups. It is used in thermal curing of addition-crosslinking solvent-based and solvent-free silicone rubbers.


  •  High reactivity
  •  Enabling good adhesion to the substrate
  •  Low volatility
  •  Free of solvents, halogens, heavy metals


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.

ELASTOSIL® CROSSLINKER 525 is employed in the curing of addition-crosslinking solvent-based and solvent-free ELASTOSIL® liquid silicone rubber systems.

ELASTOSIL® CROSSLINKER 525 should be mixed thoroughly with the silicone rubber according to the data sheet or brochures of the respective product.


This product is available in 4 kg, 25 kg canisters, 200 kg drums and 950 kg IBCs.


The 'Best use before end' date of each batch is shown on the product label. 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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