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Forum: Framebuilders

08-27-12, 07:28 AM

Replies: 59

Bamboo question..

Views: 6,067

Posted By graymanandy

For structural bonding and coving (filleting)...

For structural bonding and coving (filleting) toughened epoxy is the best choice. It has more flexibility which helps in failure avoidance. It is also more expensive than a laminating resin and you...

Forum: Framebuilders

10-10-11, 06:48 PM

Replies: 59

Bamboo question..

Views: 6,067

Posted By graymanandy

Touche' Right on. I'm just explaining why...

Touche'

Right on. I'm just explaining why from my point of view it has a high chance of failure. The resin system I use (Mas) directs against using acetone for prep (with any surface). There...

Forum: Framebuilders

10-10-11, 06:19 AM

Replies: 59

Bamboo question..

Views: 6,067

Posted By graymanandy

Canaboo An epoxy matrix is about 95%...

Canaboo

An epoxy matrix is about 95% mechanical bond, hemp is full of natural oils especially the raw hemp fiber (that I used). I shouldn't need to state this but, you know that smell when you...

Forum: Framebuilders

10-05-11, 09:25 PM

Replies: 59

Bamboo question..

Views: 6,067

Posted By graymanandy

I agree that fiber orientation is all important...

I agree that fiber orientation is all important in a composite layup schedule. The "chop" method is borderline stupid. I've tried laying the hemp in using the orientation you describe for carbon...

Forum: Framebuilders

10-03-11, 06:11 AM

Replies: 59

Bamboo question..

Views: 6,067

Posted By graymanandy

...dead head sticker on a cadillac....lol

...dead head sticker on a cadillac....lol

Forum: Framebuilders

09-26-11, 06:15 AM

Replies: 59

Bamboo question..

Views: 6,067

Posted By graymanandy

I highly recommend putting something structural...

I highly recommend putting something structural in your laminate besides hemp. The Bamboo Bike Studio did destruction testing on hemp lugs and found that they stretch from repeated stresses in the...

Forum: Framebuilders

07-21-11, 06:21 PM

Replies: 59

Bamboo question..

Views: 6,067

Posted By graymanandy

Raleighsport, IMO--Useing a torch is only...

Raleighsport,

IMO--Useing a torch is only good on green bamboo. If it's too dry to start or if you singe a spot you will hear a light crackle sound and the tube will have a weak spot. By combing...

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