What’s this? Colourised fashion accessories?

Well, they do look great, but no. Introducing our brand new range of Flame Retardant Anti-Vibration U-bolts

These U-bolts have a D-shaped rubber sleeve which is also grooved. Designed to absorb vibration. But the rubber is a bit special:

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 – Reduce or eliminate noise and fatigue due to vibration of pipework against the supporting structure
 – Prevention of galvanic corrosion due to the contact of dissimilar metals in the presence of an electrolyte
 – Prevention of wear and / or crushing of composite, thin wall or non-ferrous pipework
– Flame Retardant rubber

United Silicones Ltd – Typical Data Sheet

Product: Extrusions, Seals & Sheeting

Material: Silicone Rubber

Material Analysis

Material Grade: railway Grade Silicone 80sh

Postcured for minimum 4 hours at 200C


Property TestedSpecification RangeNominal Result
Shore A75-8580
Tensile N/mm28.5 – 1310.0
Elongation %300-600420
Tear B N/mm18 – 3026
Specific Gravity1.2 – 1.31.22
Standard Grade Min / Max constant working temperature -40 / +200 C
BS6853 Specification (historical data, no testing is conducted against individual batches)
Smoke Density m2/g0.005BS6853 Pass
Flammability Temperature Index C352BS6853 Pass
Toxic Flame Emission R0.12BS6853 Pass
Dielectric Properties
Dielectric Strength (2 mm thickness), KV/mm approx 24
Dielectric Constant at 1Mhz Approx 2.9
Dissipation factor at 1 MKz approx 1.2 10 -3
Transversal Resistivity 0hm.cm approx 3.7 10 16
Strike-over voltage KV Approx 48

You can see the full range and download datasheets from our on-line store here: Flame Retardant Anti-Vibration U-bolts





Categories: Pipe Support