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  • Users: TGHNylon
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  1. TGHNylon

    Viscosity Question

    I have a gearbox at my plant which is running hot. I cleaned the heat exchanger on the oil cooler and have good flow on the water and on the oil sides. I noticed the oil in the box is viscosity grade 220 and then consulted the OEM literature which recommends VG 320. My questions is: Would using...
  2. TGHNylon

    TEFC in Class 2 Div 2 Group G

    I have an area classified as Class 2, Div 2, Group G for occasional dust. We have plenty of TEFC motors in this area, but no XP motors. Is this appropriate? The only guidance I can find says TEFC motors are suited to dusty environments and that XP motors are only needed in Class 1...
  3. TGHNylon

    Estimating Hot Side Temp of Vessel

    I need some help. I have an insulated vessel for which I know the cold side skin temp to be 420F. The material is steel and it's 1 inch thick. The outside ambient temp is 80F. The vessel is insulated, but I can get a pyrometer reading on one of the exposed nozzles where it enters the vessel...

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