Cheap pump


Author
Message
James91h
James91h
Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)
Group: Forum Members
Posts: 20, Visits: 217
Hi all,




I've been doing a lot of wet lay recently and it can be a lot of effort per part to ensure a pinhole free finish. I am looking to start resin infusing and wondered if anyone has any experience with the following pump:




http://www.ebay.co.uk/itm/2-5CFM-1-4HP-Single-Stage-Vacuum-Pump-Air-Conditioning-Refrigeration-Vacuum-5Pa-/122085713861?hash=item1c6ce027c5:g:xWwAAOSwgZ1XsW4m




Reason I ask is because its cheap! Will it be up to the job? the parts I am making are smaller than a dinner plate.




Also, is it risky to infuse without a catch pot/vacuum chamber if I leave enough silicone hosing on the pump side?




Best Regards,




James



James91h
James91h
Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)
Group: Forum Members
Posts: 20, Visits: 217
Just seen its single stage (not sure what this means!), 




would this dual stage be a better option:




http://www.ebay.co.uk/itm/Dual-Stage-Vacuum-Pump-430l-min-745w-VP4300-/291868442848?hash=item43f4b700e0:g:YlgAAOSwZVlXqehc
Warren (Staff)
Warren (Staff)
Supreme Being (15K reputation)Supreme Being (15K reputation)Supreme Being (15K reputation)Supreme Being (15K reputation)Supreme Being (15K reputation)Supreme Being (15K reputation)Supreme Being (15K reputation)Supreme Being (15K reputation)Supreme Being (15K reputation)
Group: Administrators
Posts: 2.5K, Visits: 8K
For Resin Infusion you need a pump that can achieve 99.99% vacuum. The first pump achieves 95% vacuum so is not good enough.

The second pump achieves plenty of vacuum and is also a very high flowing pump so will work fine on very large components or multiple bags. 

Warren Penalver
Easy Composites / Carbon Mods - Technical Support Assistant
James91h
James91h
Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)
Group: Forum Members
Posts: 20, Visits: 217
Thank you for the info Warren, much appreciated.
James91h
James91h
Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)Supreme Being (109 reputation)
Group: Forum Members
Posts: 20, Visits: 217
Just for future info,




I bought the second pump (£125) - what a bargain!




Works flawlessly, mint condition, just didn't have the original box. it also came with easy composites tape around the box so must have been from you guys at some point




£200 ish saved for not having a cardboard box ! not bad at all...



GO

Merge Selected

Merge into selected topic...



Merge into merge target...



Merge into a specific topic ID...




Similar Topics

Reading This Topic

Explore
Messages
Mentions
Search