[TowerTalk] Bentonite ?

[David Robbins K1TTT]

Bentonite is used to improve ground systems.  Utilities have used it for
years in areas where its hard to get good grounds.  

http://www.google.com/search?hl=en&q=bentonite+ground+system+improvement



David Robbins K1TTT
e-mail: mailto:k1ttt at arrl.net
web: http://www.k1ttt.net
AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
 

> -----Original Message-----
> From: towertalk-bounces at contesting.com [mailto:towertalk-
> bounces at contesting.com] On Behalf Of Bill Aycock
> Sent: Thursday, June 08, 2006 22:14
> To: TowerTalk at contesting.com
> Subject: [TowerTalk] Bentonite ?
> 
> TTers
> I have seen several references lately to the use of the Mineral Clay
> "Bentonite" used in tower and antenna work. I have a couple bags of it,
> and
> have used it as a suspension agent in Ceramic glazes, and as a
> Viscosity  and shrinkage control in clay bodies. I have seen  it used as
> drilling "Mud" in oilwell drilling, as liner conditioner in ponds, and as
> a
> sealer to correct leaking basements.
> Almost all these applications derive from the simple fact that , like most
> clay, it swells when wet; it's particular feature is that it is EXCELLENT
> at doing it. (ie, it swells a LOT)
> None of what I have experienced or read tells me of anything else inherent
> in its properties that applies to Antennas, and I am very curious.
> Does anyone have any references they can pass on?
> Thanks-Bill-W4BSG
> 
> Bill Aycock - W4BSG
> Woodville, Alabama
> 
> 
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