Compositepro,
Our vessels are all different sizes, ranging between 100 and 500 liters. They also commonly require agitation with either a propeller or scraper mixer. I don't believe a wax melter would be an effective application. Some of our vessesls use "dry" heat, and obviously we don't have...
LiitleInch,
We use these in a variety of portable vessels that have an oil jacket. I have no idea of what our operating pressure is, I doubt we've ever measured it. The material being heated is generally a petroleum and/or wax based cosmetic product. These systems are homemade in most cases...
So the heater specs are as follows:
VULCAN Spa and Hot Tub Heater: 1.5kW/6.0kW, 120/240V AC, 1-phase, 5/15 gpm, Flow Through (from Grainger). Female threaded on both ends. Low pressure, temperatures generally in the range of 50-80C. We pump a food grade mineral oil through the system.
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Responding to the thread above. We use spa heaters in a recirculating system. The spa heaters are 1 1/2" NPT female threaded on both ends. We are plagued by oil leaks. It seems like I have tried every solution out there: Blue Monster tape(with and without dope)...
