Product

PTFE Lined Drop Tube

PTFE lined drop tubes guide corrosive media into vessels while protecting the wetted flow path from attack.

Reactor service Custom built High purity flow path

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Product Overview

Application and service highlights

Introduction

PTFE lined drop tubes are intended for controlled introduction of corrosive fluids into process equipment from the top connection down to a defined discharge point. They are suitable for reactor charging and vessel feed arrangements where process entry must be protected.

Key Features

Guides the process fluid to the desired internal discharge depth.
Useful for controlled top-entry charging in vessels.
Helps protect the wetted surface from corrosive media exposure.

Specifications

Material, dimensions and testing standards

Material

Construction: Built for reactor and vessel accessory duty.
Lining: PTFE contact surfaces for aggressive chemical resistance.
Mounting: Connection details tailored to GLR nozzle arrangements.

Dimensions

Custom insertion lengths and nozzle sizes can be supplied.
Suitable for reactor, vessel and tank top entry arrangements.
Geometry optimized for dosing, sparging and transfer functions.

Testing

Dimensional verification before final assembly.
Spark testing on lined surfaces where applicable.
Fit-up reviewed for reactor accessory compatibility.

Technical Drawing

Cross-sectional reference

Dimensional Specifications

Dimensional table

Size		Diameter (D)	Raised Face (R/F)	P.C.D (K)	Flange Thick. (T)	No. of Holes (N)	Hole Dia (B)	Lining Thickness (±0.5mm)	Length ± 5mm (Max L)
NB	Inch
25	1"	33.7	50	79	15	4	15	3	2000
40	1.5"	48.3	65	95	17	4	18	3	2000
50	2"	60.3	80	127	19	4	19	3	1800
80	3"	88.9	100	152	22	4	22	3	1500
100	4"	114.3	125	178	24	8	22	3	1200