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TECHNICAL INFO > HEAT SINKS FOR ELECTRONICS COOLING
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General Information
Material:
Aluminium alloy to BS EN573 6063 T6
Marston Heat Sinks may be ordered in any length up to 2000mm.
Dimensions:
Tolerance on length:
+/- 0.5mm on up to 300mm
+/- 1 .0mm on 300 to 600mm
Other tolerances: in accordance with
BS EN 12020
Surface Finish:
Marston Heat sinks can be supplied in any of the following finishes.

Finish No.
Description
1
Plain
2
Matt black anodised

Coloured and clear anodised and painted finishes are also available.
Hole Patterns:

Marston Heat Sinks can be supplied with standard hole patterns for most popular devices. Details of the many available patterns are shown elsewhere in this brochure.
Non-standard hole patterns can also be provided.

Installation Notches:

Flanged Heat Sinks can be provided with fixing points in the form of standard notches (6.4 x 6.4mm), as follows:

- in lengths from 25mm to 75mm: one notch per flange, equidistant from each end.

- in longer lengths up to l50mm: three notches per flange at a pitch of 38mm, equidistant from each end.

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HS Marston Aerospace Limited
Wobaston Road
Fordhouses
Wolverhampton
WV10 6QJ
England

t:+44 (0) 1902 572705
f:+44 (0 )1902 572749