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Silirub 989

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APPLICATIONS

  • Weather seal in curtain wall applications
  • All usual building, connection, expansion and dilatation joints
  • Excellent for double glazing system applications
  • Excellent adhesion properties on glass, laminated glass, coated aluminium, galvanised steel, concrete and masonry.

Availability: In Stock

SKU:medical kit-1-1-1-1-1-3-2-2-3Categories: , Tags:

Description:

Silirub 989 is a high performance, low odor, onecomponent Weatherproof joint and glazing sealant, based on neutral silicone. Silirub 989 has been Specifically designed for weather sealing of joints in the façade application with high shore hardness .

Properties

  • Long open time
  • Compatible with PVB-film
  • Compatible with sealants for double Glazing based on polysulphides and silicones
  • Very easy to apply
  • Colourfast and UV resistant
  • Permanent elastic after curing
  • Very good adhesion on many materials
  • Corrosion free
  • Resistant against UV-radiation, rain, frost, wind, ozone and extreme temperatures
Basis
Polysiloxane

Consistency
Stable paste

Curing System
Moisture curing

Specific Gravity (g/ml)
Ca. 1.47 ± 0.05

Skin formation time (23 °C/50% R.H) (min)*
10–15

Curing speed (20 °C/65% R.H) (mm /24h)*
Ca. 3

Hardness, Shore A, Points (ISO 868)**
35±5

Elongation at Break (%) (ISO 37)**
≤500

Tensile Strength (N/mm²) (ISO 37)**
≤1.8

Maximum allowed Distortion (%)
25

Elasticity Modulus 100% (N/mm²) (ISO 37)**
≤0.95

Elastic Recovery (ISO 7389)**
>80

Temperature Resistance (°C)
-30 to +120

Application Temperature (°C)
+5 → +35

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