Page 25 - Wayne Keating

ELASTOMER Rubber

Swatch Sample Why This Material? Attributes/Applications

Butyl Rubber was chosen as it is a common elasto-
mer that is typically overlooked over the likes of -Low permeability to air and gases.

Silicone and Butadiene or tyre rubber. It is seen in -Resistance to weathering and aging.
many applications and as a finish it parts itself

from the usual. This will become useful maybe not -Broad range of tensile strength qualities.
on main form finishes, but more in sub-assembly -Fast cure rates.
parts and fittings.
-Good electrical insulator.

Manufacture Process

-Inner tubing for tyres.

Butyl rubber is composed by the polymerisation of -Different kinds of belts.

Real Life Sample 98% of isobutylene and 2% of isoprene, along- -Anti-Vibration mounts.
side a reaction with chlorine to make the full com-
position. It was first created in 1937 by mod- -Brake pads.
ern-day ExxonMobil in the US. The material is thin -Rubber lining pipes and pumps.

in nature and costs between 1.61-1.74 euro per
kilogram. -Electrical vibration.

-Rubber sealing.

Sample Creation Process

The template is made from 2 primer layers is ap-

Polyurethane and moulded plied before the bu-

into shape using a hot tyl-based stone chip is
wire, to show the finish at layered on 3 times. Half

alternate angles. This is of the piece is then ap-

then sanded to allow the plied with clear lacquer

paint to stick easier. to add the dulled shine
that butyl has.

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