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Membrane Cushion (Round & Octagonal shape) for Disc Tube RO / NF Module/ Landfill Leachate/ Dow Membrane Sheet/ Bw / Sw Membrane/ 75bar, 90bar 120bar Pressure

Membrane Cushion (Round & Octagonal shape) for Disc Tube RO / NF Module/ Landfill Leachate/ Dow Membrane Sheet/ Bw / Sw Membrane/ 75bar, 90bar 120bar Pressure

The DTRO membrane cushions are made of two single membrane discs with an intermediate layer (permeate spacer). The mater
Basic Info.
Model NO. SW
Outer Diameter 188.3mm+/-1.0mm
Inner Diameter 44mm+/-1.0mm
Transport Package Pallet
Trademark RisingSun
Origin USA
HS Code 84212990
Production Capacity 30000piece/Month
Product Description
The DTRO membrane cushions are made of two single membrane discs with an intermediate layer (permeate spacer). The material of intermediate layer is polyester. Using the most advanced ultrasonic technology for seals.which has been proven over many years in different membrane types & membrane applications.All membrane sheet we used for disc tube RO are manufactured by the most professional membrane manufactur in USA. The highest membrane sheet quality can guarantee the best performance.Membrane cushion types for disc tube technology (RCDT / DTRO module) in two membrane shapes: 1. Round shape2. Octagonal shape
Membrane Cushion Drawing

Membrane Cushion (Round & Octagonal shape) for Disc Tube RO / NF Module/ Landfill Leachate/ Dow Membrane Sheet/ Bw / Sw Membrane/ 75bar, 90bar 120bar Pressure


Membrane Cushion (Round & Octagonal shape) for Disc Tube RO / NF Module/ Landfill Leachate/ Dow Membrane Sheet/ Bw / Sw Membrane/ 75bar, 90bar 120bar Pressure


Membrane Cushion Specifications

BW30 (75bar)SW30 (90bar)Special SW (120bar)
Material:Polyamide TFCPolyamide TFCPolyamide TFC
Type:RoundRoundRound
Outer Diameter:184mm+/-1.0mm184mm+/-1.0mm184mm+/-1.0mm
Inner Diameter:44mm+/-1.0mm44mm+/-1.0mm44mm+/-1.0mm
*Nominal NaCl Rejection at 25ºC:98.50%99.50%99.50%
**Salt Rejection Range in Waste Water:95.0%-99.0%97.5%-99.5%97.5%-99.5%


*Test conditions:BW30, 2,000mg/l NaCl @15.5bar,25ºC; SW30 and special SW test based 32,000mg/l NaCl @55bar, ,25ºC;**Final rejection depends on waste water characteristics, temperature, recovery rate, operation pressure, flow rate.
Application fields:
  • Treatment & re-use of landfill leachate
  • High concentration of industrial waste water
  • Effluent & waste water treatment from API, formulation plant & combined effluent from pharmaceuticals industry
  • Effluent treatment from textile industry and dyeing unit
  • Picking & oily waste treatment in steel industry
  • Metal recovery waste recycling
  • Traditional spiral RO / NF concentrate treatment
  • High COD/BOD waste water treatment (max. COD 20,000ppm)

Membrane Cushion (Round & Octagonal shape) for Disc Tube RO / NF Module/ Landfill Leachate/ Dow Membrane Sheet/ Bw / Sw Membrane/ 75bar, 90bar 120bar Pressure


Membrane Cushion (Round & Octagonal shape) for Disc Tube RO / NF Module/ Landfill Leachate/ Dow Membrane Sheet/ Bw / Sw Membrane/ 75bar, 90bar 120bar Pressure

Why us:
1. We use the best quality membrane sheet (BW / SW) to promise the best performance. 2. Low membrane cushion replacement costs, fast delivery date.3. Cross reference: Rochem DT module and PF module, Rotreat RCDT module4. We can offer different kinds of membrane sheet to make membrane cushion as per customer's request.5. We can offer both round and octagonal shaped membrane cushions.
RisingSun Membrane is a successful manufacturer of Disc Tube RO (DTRO) or so called RCDT membrane module mainly for landfill leachate and other high TDS / COD waste water.