Application
Sound absorption lining for steel straps and pipe clamps, also according to DIN 4109.
Application up to +200°C (temporarily up to +300°C, see technical data).
Technical Data
Material: Silicone, red.
Hardness: 45+/-5° Shore
Temperature range: -60°C up to +200°C, permanent exposure
approx. 2,000 h up to +250°C
approx. 100 h up to +300°C
Breaking elongation: 350 %
Tear strength: 800 N/cm2
Impact absorption: 30 %
Fire resistance: Material class B2 (DIN 4102), non-dripping.
Sound absorption: up to 16 dB(A)
Surface resistance: 1 x 1011 Ohm
Volume resistance: 1 x 1015 Ohm
Resistant to: Animal and vegetable fats, glycerine and ethyl alcohol.
Partially resistant to: Diluted acids and lyes, chlorinated and aromatic solvents, and to lubricating oils.
Not resistant to: Chlorinated, aliphatic hydrocarbons, aromatic hydrocarbons, strong acids and strong lyes, steam exceeding 5 bar.
Durability: Weather-proof and ozone-resistant according to DIN 53509 and ageing-resistant according to DIN 53508.
Sprinkler installations: Approved and accepted by the VdS for use in sprinkler installations.
Type | Steel strap [mm] | H [mm] | Number of ribs |
---|---|---|---|
STD 1 SIL | 25 x 3.0 | 4.5 | 4 |
STD 2 SIL | 30 x 3.0 | 4.0 | 4 |
STD 3 SIL | 40 x 4.0 | 6.0 | 5 |
STD 4 SIL | 50 x 5.0 | 7.0 | 5 |
Approvals
In combination with Stabil pipe clamps or pipe loop Praktica S approved and accepted by VdS for use as sound absorption lining in sprinkler installations.