Fiberglass Membrane Housing

Fibreglass-Membrane-Housing

Fiberglass Membrane Housing

We offer a range of high quality Fiber Reinforced Plastic (FRP) membrane pressure vessels with a wide choice of port types and configurations suitable for both low and high pressure applications.

The smooth inner surface of these vessels facilitates easy membrane installation while the high dimensional accuracy results in tight seals

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Product Description

Sizes
Diameter           2½”, 4” & 8”
Length              1-8 elements
Elements          21” & 40”

Materials
Housing            Polyurethane coated fiberglass reinforced plastic (FRP)
Connections      PVC, 316SS, Duplex
Super Duplex (4% & 6% Mo)
Locking ring      316SS
Seal                  EPDM

Colours
Standard           White
Option              Blue

Operating Limits
Pressure           ≤ 150 (10), 300 (20), 450 (31), 600 (41), 1000 (69), 1200 (82) psi (bar)

Quality Testing
Burst test          @ 6 times operating pressure
Fatigue test       100’000 cycles
100% test         @ 1.1 times stage elevation of hydraulic pressure

Model Range

Diameter

inch

Port
config.
Pressure psi Length
elements
150 300 450 600 1000 1200
2.5 End ü ü 1 – 2 x
21” or 40”
Side
4 End ü ü ü 1 – 6 x
21” or 40”
Side ü ü ü
8 End ü ü ü ü ü ü 1 – 8 x
40”


4” Models

– 316 SS locking baffle for 300 and 450 psi vessels.
– 316 SS spiral locking ring for 1000 psi vessels

4” Vessel Connections

Configuration End Port Side Port
Pressure\port Feed & Conc. Permeate Feed & Conc. Permeate
300

& 450 psi

½”  PVC FNPT/BSP ½” PVC

FNPT/BSP

1” 316SS

Mech. Coupling

½” NPT/BSP
¾” PVC FNPT/BSP
1000 psi ¾”  Duplex MNPT/BSP ½” Duplex FNPT/BSP 1” Duplex

Mech. Coupling

½” NPT/BSP


8” Models

– 316 SS spiral locking ring for easy head assembly/disassembly
– One piece moulded thrust cone design reduces pressure drop with highest water flow. Cone shape    design provides pressure tolerance up to 275 Kg/cm2.
– ABS permeate adaptor. OD 1.125” is standard. Different ODs are available to retrofit membrane elements with different permeate tube dimensions.
– Two side ports are offered as standard, multi-port with different locking is also available.

8” Vessel Connections

Configuration End Port Side Port
Pressure\port Feed & Conc. Permeate Feed & Conc. Permeate
150,

300,

450

& 600 psi

1 ½” 316SS Mechanical Coupling (MC) Various* 1 ½” 316SS MC Various*
2” 316SS MC
2 ½” 316SS MC
3” 316SS MC
1000

& 1200 psi

1 ½” Duplex Mechanical Coupling (MC) Various* 1 ½” Duplex MC Various*
2” Duplex MC
2 ½” Duplex MC
3” Duplex MC

Further Information

For product selection guides, vessel drawings, side port pressure drop curves, model ordering guides, recommended spare parts and operation & maintenance manuals, please contact us.

Additional Information

Diameter

2.5, 4, 8

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