View Full Version : Roadie tyres require tubular-cement?
primz
06-05-2005, 07:13 PM
hi all,
i'm just putting a set of roadie tyres on, (vittoria kevlars) and i happened to actually look at the instructions, and it shows how to put the tyre on using cement on the inside of the rim. is this an old style of putting a tyre on, or is it actually necessary? the rims are campy tracks (clinchers).
cheers guys,
nick.
If your putting tubular tyres on tubular rims you will need cement, but you say you have clincher rims....Are the tyres clinchers or tubulars?
primz
06-05-2005, 09:30 PM
If your putting tubular tyres on tubular rims you will need cement, but you say you have clincher rims....Are the tyres clinchers or tubulars?
i have clincher rims, and the tyres are Vittoria Rubino's - which after a quick search confirms they are clincher tyres. possibly the tag attached to the tyres is not correct? very strange.
Rubino, nice tough tyre for cheap. No need for cement, perhaps whoever stuck that label on has been sniffing glue?
sorry but im very new to the roady scene (just bought a cervelo prodigy on anzac day) and was wordering what are clincher tires and tubular tires???
Grover
07-05-2005, 12:02 AM
clincher tyres are just they standard style, tyre bead goes onto rim hook with a tube inside to hold the air.
A tubular is like the roadies version of tubeless. The tyre is a complete circle and must be glued onto the rim. They can hold higher pressures as they won't blow a bead and are not compatible with clincher wheels. Only for the very serious.
Arran
07-05-2005, 07:16 AM
... Only for the very serious.
...or the very 'old school'.
They're a thing of the past. Clinchers are so good now that there really isn't a need to run tubs... Unless you're a Zipp freak.
Gonzo
07-05-2005, 02:43 PM
Tubulars are much lighter than clinchers. The weight of a tubular is usually about the same weight as the weight of a clincher tyre however you also need a tube in the clincher tyre which adds extra weight.
The problem with tubulars is that you have to carry around a new tyre whenever you go riding instead of just having to carry around a tube. Those people that use them thus mainly use them for race day only.
I never had a problem with carrying a spare tubular with me when training, the only catch is when puncture twice on a ride. It's a bit of a hassle sewing up tubulars on the side of the road.
thanks for that guys. I was a bit worried i'd have to cement my tires when i changed them but mine must be clinchers! thanks from nick :-)
bradmc
07-05-2005, 10:05 PM
sorry but im very new to the roady scene (just bought a cervelo prodigy on anzac day) and was wordering what are clincher tires and tubular tires???
If you ever use tubular, a word of warning. Use a good amount of tyre glue/cement. My first ever set i bought from a LBS (that is no longer open) :D I was in a criterium race out in front hammering the corners when all of a sudden i was sliding on the bitumen, getting a nasty gravel rash. I was told there was not enough glue on the tyre, causing it to roll off the rim, throwing me to the bitumen and totalling the rim. I even got suspended from racing for two weeks (it was the rules if you rolled a tyre).
So off to the shop i go hoping to get some sympathy and a new rim built with little damage to the wallet. Well the manager was telling me there was enough glue on the rim and i was telling him that ten or so people at my club were telling me otherwise. I did not seem to be getting far with my argument until out of the blue one of the shops mechanics walked by glanced at the rim, and said "dude you didn't put enough glue on that tyre". F#@king Gold. Gotta new rim, no damage to the wallet :D
primz
08-05-2005, 09:42 AM
the thing about the vittoria instructions which i failed to mention (i just noticed) is their diagram shows using an inner tube. basically it says put your inner tube in the tyre (off the rim) pump it up slightly so it holds shape, cement the rim, and place the tyre & tube onto the rim. anyone ever heard of that method? is it just an extra precaution?
nick.
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