Foundry Sand Permeability measurement using electronic permeability meter

This is demonstration of how to check permeability of a Versatile make Electronic permeability meter described here (sandtesting.com...)
To know how to prepare the specimen for testing visit
• Green Compression Stre...
Sand rammer can be found here: sandtesting.com...
Digital Permeability meter info can be found at : sandtesting.com...

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Check this one kzbin.info/www/bejne/boHNZY2JiN2CiNE