Recycled Fibre Plant
RCF was about 385 BDT/day (early 2000’s production rate) at a targeted brightness of >60% ISO.
At infeed to building deinking chemical storage tanks (caustic, silicate, peroxide, soap/surfactant, EDTA.)

Pulper transferred within the group. Capacity was 60 m/3 and operating in HC mode.
Voith – Trumag Sedimex S 600 and Voith Contaminex model CMS40, both year 1993.
Light rejects to a stainless steel trommel. Rejects to Shute on ground level.
Three external stainless tanks. One for filtrate water and remaining two as stock dump chests.
Accepts to three stages of Finckh screens, two Cyclo-screens Model II and a Hico-Screen Model I E.
Floatation feed tanks for primary and secondary flotation cells.
Voith primary flotation with secondary flotation cells, year 1995 Type E, number 35-81
Sludge to Krofta Supercell type SPC49. ADT model 2500, flow 2500 litres/min.
Sludge thickened by two screw presses: type FKC, models SHX-1100 X 9000L and a SHX800 X 6000L.
Each press with a pre feeder thickener screw press with twin screws.
Voith post floatation cell, number 365, year 1995.

Both cells each with secondary flotation cells.
After post flotation and prior to MD pump there is a disc filter: Andritz manufacture,
and two Meri/Deltafloat flotation cells model 149. Filtrate loop cleaning for RCF and TMP/PM
Diameter 14,000mm, floatation area 149 m/3, throughput day 900 m3/ hr, max stock load 8.6 t/day.
Flocculant /polymer and bentonite make up tanks/pumps on basement floor.
Second Meri/Deltafloat unit Diameter 14,000mm, floatation area 149 m/ 1040 m3/ hr, max stock load 8.6 t/day.
In basement sludge transfer lines one and two feeding sludge into a feed to the external Saxon sludge final thickener.
LD cleaners by Celleco. Five stages. Light rejects returned.
Two Light Rejects Cleaners, Gyroclean,

Two stainless Voith vertical pressure screens model VS 35 with 0.18 mm slots
Voith secondary vertical pressure screen model VS 25 in basement with 0.18 mm slots
Voith third stage vertical screen in basement, model VS 20.
Voith fourth stage mini-sorter screen VS 11.
Small pre thickener with F/G cover. 2000l/min
Celleco Hedemora disc filter, rebuilt by Andritz in 2002.

Two FKC screw presses with Hagglund hydraulic drives, model type HX-1,250 X 9000L
Stainless steel, year 1994.
FMW heating screw for Voith Disperser, Model ZSE 20/450, 1500 rpm, 1500 Kw drive, operating at 28 to 30% consistency. Disc diameter 1320mm.
Voith post flotation with secondary flotation cells number 365, year 1995.
MC pump to MD tower
RCF pulp to paper machine .



Air compressor / receivers in basement for air supply to flotation cells.