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12.5 Specifications of tube trace
(1) Structure of tube trace
q Heater cable (power limiting cable)
w Process tube
e Aluminum tape
r Fiber glass heat insulator
t PVC jacket
Fig. 12-9
(2) Specifications of tube trace
q Heater cable HPT 20-1 BN 35.4w/m at 100ºC (100V AC)
w Process tube 10/8 mm øPFA Teflon tube
e Aluminum tape 50% overlap
r Fiber glass Thermal conductivity 0.2kJ/m·h·ºC
t PVC jacket UL 105ºC, black PVC
12.6 Specifications of heating pipe
Maker: Thermon Far East
Dealer: Fujikin, Japan
Finish outer diameter
33
Outer diameter
of tube
Heater cable
5
PFA teflon
3 2
1
4
10 mm