A pair of high quality alumina ceramic (Al2O3) thermal blocks for high temperature tube furnaces. These refractory blocks must be placed in front of vacuum sealing flanges to minimize heat damage to the silicon sealing gasket.
A pair of high quality alumina ceramic (Al2O3) thermal blocks for high temperature tube furnaces. These refractory blocks must be placed in front of vacuum sealing flanges to minimize heat damage to the silicon sealing gasket.
Tube Size
Thermal Block Size
40mm OD tubes
OD: 30.2mm, L:84mm
50mm OD ceramic tubes
OD: 35.1mm, L:83.8mm
50mm OD quartz tubes
OD: 42mm
60mm OD ceramic tubes
OD: 44.3mm, L:86mm
60mm OD quartz tubes
OD: 50mm
80mm OD ceramic tubes
OD: 65mm
80mm OD quartz tubes
OD: 70mm
100mm OD ceramic tubes
OD: 84mm
100mm OD quartz tubes
OD: 90mm
120mm OD tubes
OD: 104.6mm, L:80.7mm
150mm OD tubes
OD: 134.5mm, L:80.9mm
200mm OD tubes
OD: 186 mm, L: 82 mm
250mm OD tubes
OD: 236.2mm, L:80.7mm
Tolerance Range: 2-3mm
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