HS Code:
39100000
Technical Data
Typical values, not a specification. The technical data sheet (TDS) is binding.
Mechanical properties
- Shore hardness A
- 25 Shore A
- Module at 100% elongation
- 0.6 MPa
- Tensile Strength
- 2.5 MPa
- Elongation at break
- 500 %
- Tear resistance
- 5.4 kN/m
- Compression deformation residue
- 54 %
Processing
- Skin formation time
- 6 min
- Fully cured after 24 hours
- 4.3 mm
- Crosslinking 2 mm layer
- 6 h
Physical and thermal
- Density (23 °C)
- 1.05 g/cm³
- Temperature resistance (duration)
- -65 to 250 °C
- Peak temperature (briefly)
- 250 °C
- Thermal conductivity
- 0.2 W/(m·K)
Electrical characteristics
- Dielectric strength
- 19 kV/mm
- Volume resistivity
- 10¹⁴ Ω·cm
- Dielectric constant ε (1 kHz)
- 2.8
- Dissipation factor tan δ
- 0.002
Storage
- Shelf life in original packaging
- 24 months
- Storage Temperature
- 2 to 30 °C
Product Information
- Brand
- CAF
- Curing type
- One-component (moisture curing)
- Container
- 100 g, 310 ml
- Number of components
- 1K (one-component)
- Consistency
- Thixotropic
- Mixing Ratio
- One-component
- Manufacturer
- Elkem Silicones
Further Properties
- UV resistance
- No
Physical Properties
- Cured Color
- White
- Self-leveling
- No
Electrical Properties
- Electrical Insulation
- Yes
Product Approvals
- Food contact
- No
- Medical grade
- No
Product Description
CAF 33: Acetate-curing silicone elastomer at room temperature, non-sagging, available in black, white, and translucent.
CAF 33 belongs to the Elkem CAF series of one-component, moisture-curing silicones. Technology: Acetate (acetic acid curing, 1K). Sales segment: Aerospace / all industries.
Acetate-curing silicone elastomer at room temperature, non-sagging, available in black, white, and translucent.
What makes CAF 33 stand out
What is CAF 33 White used for?
Processing
Important Notes
- The currently valid Elkem data sheet (TDS and SDS) is authoritative, which we will be happy to send you.
- Cross-linked by humidity; reseal opened containers tightly.
CAF 33 in comparison
Frequently asked questions about CAF 33
Practical application and design questions — answered by SILITECH.
CAF 33 is suitable for automotive (engine seals in situ, sunroofs), household appliances (oven door angles, washing machine tubs), and aviation.
CAF 33: Acetate (acetic acid crosslinking, 1K).
Continuous use according to Elkem data sheet -65 to 250 degrees C.


Silicones, silicone oils, sprays
Casting and potting resins