Double window Sight Glass

Briflon® Cast Ductile Iron, Fully FEP/PFA Lined, Double Window Type, Bolted Cover, Double window Sight Glass, panes of Borosilicate Glass with Integrated Drip Lip, Flanged End Connection.

The Briflon High quality PFA Lined Sight glass offers clear and safe view of the fluid flow , filling level condition , color or gas contents of the liquids in the pipe lines.

  • Cross-Section Drawing
  • Cross-Section View
  • Features & Benefits
  • Dimension (MM) & Test Pressure
  • Lining Specification
  • Advantage
SR.NO. PART NAME MATERIAL
1 BODY ASTM A395 DUCTILE IRON + PFA/FEP LINING
2 COVER PLATE ASTM A216 GR.WCB
3 GLASS TOUGHEN GLASS
4 CUSHION PTFE
5 BOLTS ASTM A193 GR.B7
6 NUTS ASTM A194 GR.2H
7 LINING PFA/FEP
  • Unpigmented FEP/PFA lining tested at 20,000 V for defects is made from highly corrosion resistance FEP (150°C) or PFA (200°C)
  • Borosilicate Toughen Glass is used to with stand high temperatures, Mechanical Stress & Corrosion
  • Cast ductile iron body with corrosion resistant PU paint.
  • SS Fasteners
  • Fully locked in, unpigmented FEP/PFA uniform lining through out body and face area helps to prevent blowout or collapse of the liner under full vacuum/high pressure
  • Standard Port Design
  • Double Window Sight Glass provides clear visual flow indication on any corrosive service as all internal components other than glass have been fully lined with either FEP or PFA depending on application
  • Both the glasses are bolted with the body. Fluids can be viewed from either top or bottom side
  • The Drip Lip feature is integrated with liner provides immediate flow indication even at low velocity
  • Excellent corrosion resistant
  • No process media retention when installed vertically.
  • PU coating for external corrosion resistance.

DIMENSION(MM)-150#

SIZE (NB) A
25 160
40 200
50 230
80 310
100 350
150 480
200 600

TEST PRESSURE

BODY (HYDRO) 20 Kg/cm2g (Before Lining)
TYPE PFA/FEP
SPARK TEST 15 K.V D.C
THICKNESS 3.0 MM OVER ALL WETTED PARTS