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Flanged Vessel Sight Glass Flow Indictor with Wipper

Basic Info

Model No.:  Sj-W4K

Product Description

Model NO.: Sj-W4K Glass Material: Borosilicate Function: Vessle Sight Glass Options: Different Position of Wipper Trademark: U-ideal Instrument Origin: China Pipe Fitting: Sight Glass Shape: Round Installation: Welding Windows: Lamp, Wipper, Flapper, Spray, Heater Specification: ANSI JIP DIN JS and others HS Code: 90261090 Professional of SMS sight glass with light, DIN sight glass with light, 3A sight glass with light manufacturers. Specialize in manufacturing Sanitary Sight Glass with light in China.

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Borosilicate glass properties
1. Mechanical performance
Density ρ:  2.22±0.02g/cm3


2. Thermodynamic performance

Coefficient of thermal expansion:
(0-300ºC) 4.5±0.1×10-6K-1
Soften Point: 820±10ºC
strain point: 510±10ºC
specific heat: (20-100ºC) 0.82KJ×(×K)-1
Thermal conductivity: 1.25W×(m×K)-1
thermal shock resistance: 110 K
enhancement type: >180 K
temperature performance: 120 K
enhancement type: >180 K

Max. working temperature:
short period (<10h) 350ºC
 long period (>10h)300ºC


3. Chemical performance
Water tolerance: ISO719/DIN12111     HGB1
 ISO720             HGA1
acid proof ISO1776/DIN12116     1
alkali proof ISO695/DIN52322      A2
4. optical property
refractive index: Nd:1.47380
transmittance: >90%
5.  Electrical performance
electrical resistivity: lgρ 260ºC  8.0Ω×
dielectric loss: tanσ(1 megacycle 20ºC) 38×10-4
dielectric constant ε=4.6

Contact us if you need more details on Sight Glass. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Sintering Glass with Wipper、Sanitary Sight Glass. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Sight Glass flow indicators

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