Fluoropolymer (PTFE) Sight Tubes - Sight Flow Indicator Specifications

Features and Benefits:
  • Safe unbreakable Chemflour® FEP fluoropolymer tube permits visual inspection of conveyed material
  • Allow flow Check Cleanlines Check
  • Sturdy, will not break in high stress applications - no bulky protective sheaths or supporting rods required.
  • High and low temperature rated
  • Smooth, non-stick surface cleans easily and promotes minimal pressure drop
  • Will not discolor
  • Unaffected by ultra-violet or sunlight
  • Non-contaminating, won't add taste or color.

 

Temperature Rating: -100°F (-73°C) to +400°F (+204°C)

Sight Gauge / Sight Flow Indicator - Specifications
Size Inside
Diameter
Outside
Diameter
Chemfluor
Wall Thickness
Operating Pressure
(P.S.I.) @ 70°F
Burst Pressure
70°F
1/2" 0.500" 0.700" 0.100 200 800
3/4" 0.750" 0.950" 0.125 175 700
1" 1.000" 1.250" 0.125 125 500
1 1/2" 1.356" 1.610" 0.125 105 420
2" 1.856" 2.100" 0.125 72 290
2 1/2" 2.356" 2.650" 0.150 50 200
3" 2.856" 3.230" 0.180 40 160
4" 3.856" 4.276" 0.210 30 120

 

Burst pressure rating at ambient: 70°F (21°C)
For Applications over 300°F Contact Us

Pressure correction factors for all non caged Chemfluor® FEP Sight Flow Indicators.
Using operating pressure @ ambient with correction factors for elevated temperature.
70°F 150°F 20°F 250°F 300°F
100% 65% 50% 35% 25%
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