[Clayart] Wide range clay

[robert hackert]

Thank you Kathi. A lesson learned once you will not repeat. I know.
Rob Hackert

Sent from my iPhone

> On Jan 21, 2022, at 1:56 PM, dannon at ccrtc.com wrote:
> 
> 
> I have found that clay advertised at 6- 10 is not satisfactory at cone
> 6.  They seem at bit "soft" at 6, plus many glazes do not do well on
> them at cone 6.  A lot of crackling.  Looks good sometimes, but, ummmm -
> for food containers, not so great.  My experience/opinion.
> 
> Dannon Rhudy
> 
> 
>> On 2022-01-21 10:39 am, Vanessa Greene wrote:
>> Any thoughts from all you experienced potters about those clays that
>> are marketed as a wide ranging temp clay, cone 6-10…..are they really
>> fully vitrified at cone 6? I hear very different opinions about
>> this…..what absorption rate is necessary for functionally food safe
>> pots?  ( continental clays B clay, Buff etc…. )
>> I have always fired these clays to cone 10 but some people suggest
>> that these clays are suitable for both cone 6 and 10 firings.
>> Thoughts?
>> Vanessa Greene