Aluminium masts

> 10 years ago
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pirrad
pirrad
SA
850 posts
SA, 850 posts
19 Jan 2016 9:31pm
Anyone know what era these are from, I assume they fit in the constant curve class. Do they work on modern sails?



Mark _australia
Mark _australia
WA
23651 posts
WA, 23651 posts
19 Jan 2016 7:14pm
All the rage in 1988-92 ish

and no, I doubt it


Zed
Zed
WA
1274 posts
Zed Zed
WA, 1274 posts
19 Jan 2016 7:22pm
pirrad said..
Anyone know what era these are from, I assume they fit in the constant curve class. Do they work on modern sails?





Cut down to size, it would make a handy weapon.
fjdoug
fjdoug
ACT
548 posts
ACT, 548 posts
19 Jan 2016 10:38pm
1989/90.
the vario system allowed you use a fibreglass top with the aluminium bottom for smaller sails.
in 1992 i had a carbon top/alu bottom for my raceboard sail.

they could be much thicker than a modern mast.
Sailhack
Sailhack
VIC
5000 posts
VIC, 5000 posts
19 Jan 2016 10:39pm
I had one up until late last year...

...it was propped up in the corner of the garden with a colourful wind sock at the tip.
John340
John340
QLD
3410 posts
QLD, 3410 posts
19 Jan 2016 9:52pm
I rigged my Wild Winds 7.0m2 race sail on one in 1986 / 87
clarence
clarence
TAS
979 posts
TAS, 979 posts
19 Jan 2016 11:13pm
I agree with above. That system first came out in late 1986 or some time in 1987 from memory. Definitely prior to 1988.

One thing you will probably notice is that the diameter is a good 3-5mm MORE than a standard mast.

Even back in the day there were some sails that simply wouldn't accept the larger diameter of the north masts.

Maybe put some calipers over it and see what the diameter is. The diameter may be the restricting factor.

You would need to sleeve out a SDM base to make it fit in this one I reckon.

Is it two piece?

Clarence
pirrad
pirrad
SA
850 posts
SA, 850 posts
20 Jan 2016 1:45am
clarence said...
I agree with above. That system first came out in late 1986 or some time in 1987 from memory. Definitely prior to 1988.

One thing you will probably notice is that the diameter is a good 3-5mm MORE than a standard mast.

Even back in the day there were some sails that simply wouldn't accept the larger diameter of the north masts.

Maybe put some calipers over it and see what the diameter is. The diameter may be the restricting factor.

You would need to sleeve out a SDM base to make it fit in this one I reckon.

Is it two piece?

Clarence


4 piece, 2 main halves = 4650+ tip =5030 + base allows adjustment between 5100 & 5600.



fjdoug
fjdoug
ACT
548 posts
ACT, 548 posts
20 Jan 2016 7:56am



MikeyS
MikeyS
VIC
1509 posts
VIC, 1509 posts
20 Jan 2016 11:17am
Zed said..

pirrad said..
Anyone know what era these are from, I assume they fit in the constant curve class. Do they work on modern sails?






Cut down to size, it would make a handy weapon.


No need to cut down to size. As soon as the old aluminium snaps catastrophically, with those razor sharp jagged edges, perfect for ripping flesh and luff pockets, it automatically becomes that handy weapon.
Sailhack
Sailhack
VIC
5000 posts
VIC, 5000 posts
20 Jan 2016 3:42pm
^^^ Much like carbon!
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