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Old 01-06-2012, 09:45 AM
Stefan Stefan is offline
Green Horn
 
Join Date: Dec 2011
Location: Near Munich, Germany
Posts: 157
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Default Volvo G990 Grader

Hello all,

Finally I got the time to start the already promised thread about my grader build. Having started the planning in 2005 this is already a long time project bound to take still quite some years to finish. So expect some frequent postings until I catch up with the present state of things and thereafter... hmm, you´ll probably need some patience *. Anyway, here some basic model data:

Scale . . . . .: 1:8

Length . . . .: 1222 mm (48") over front wheels
Width . . . . : 363 mm (14.3")
Height . . . . : 408 mm (16")

Moldboard
Width . . . . : 533 mm (21")
Height: . . . : 85 mm (3.4")

Tires
Diam. . . . . : 185 mm (7.3")
Width . . . . : 70 mm (2.75")

Weight : 40 to 50 kg (88 - 110 lbs) (estimated depending on equipment)
Material: Mainly stainless steel, some brass

Drive: Electric 200 W (planned).
All hydraulic, 10 circuits + 5 for implements, max pressure estimated 40 bars (580 psi).
Radio not yet decided, but will need to control some 30 functions.

Here some CAD drawings for a first overview:





Stefan

*) If you read some German and can´t wait you could also visit this forum for the latests additions .

Edit: Sorry to say, the picture links in posts #1 to #263 have been broken due to a takeover of the cloud service provider . I managed to save the pics to another, hopefully more reliable provider, but the work to repair the links turns out to be very tedious, and will take quite some time.

Last edited by Stefan; 11-04-2017 at 05:09 PM. Reason: Link repair
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