Membrance Filter Press

Consists of two types plates, membrane plate and chamber plate.
Filtration pressure upto 10bar, reduce filtration cycle time.
Second squeeze function, reduce filter cake moisture content.
Controls of fully Automatic/ Manual as your need.

Overview of membrane filter press:

We manufacture membrane filter press matching international standards and quality. This equipment consists of membrane plate and chamber plate to form a filter chamber. The membrane plate is offered to suit up to 10 bar squeezing pressure. Due to additional liquid extraction during the squeeze cycle, solid percentages increases. Filtration cycle time are reduced compared to the conventional recessed chamber plate(Plate and frame) filter press. Conventional type filter presses are limited to using feed pump discharge pressure to produce dry solids, resulting in longer cycle times. The membrane plate reduced the long filtration cycle by introducing a squeeze medium(air or water) into the center of the membrane plate. This allows the membranes to flex against the cake, compressing it again. Filtration cycle are shorter, dry solids are increased, and waste volume is reduced.

This membrane filter press is more suitable for filtering sticky materials and users with higher requirements for moisture content. The membrane plate is made of reinforced polypropylene, which is sturdy and reliable, with a long service life, and can meet the requirements of efficient dehydration and deep dehydration.

  • Filter plate material
  • Filter media
  • Pretreatment

Currently, the filter plate of filter press is made of polymer or polymer coated steel. According to the needs, the filter plate can also choose cast iron or stainless steel materials, which provide a good drainage surface for the filter cloth. The size range of the filter plate is 250 ×250 mm to 2.0 × 2.0 meters, and larger or smaller sizes are available.

Filter press usually uses filter cloth as filter medium, which is made of polypropylene filter cloth, non-woven fabric, cotton cloth, etc. filter paper board, cotton pulp board or filter membrane can also be used as filter medium as required. Generally, the cake thickness of plate and frame filter press can reach 50 mm, but in extreme cases, it can be increased to 200 mm. The box filter press (concave filter press) can form a filter cake with a thickness of 30-40mm.

Before using the filter press for filtration, if the solid suspension has precipitated, the mixed liquid needs to be pretreated, which can improve the performance of the filter press because it increases the porosity of the filter cake, thus speeding up the filtration speed. The size of floc can be controlled by changing temperature, concentration and pH value. In addition, if the filter cake is impermeable and not conducive to the flow of filtrate, filter aids can be added in the pretreatment process to increase the porosity of the filter cake, reduce the resistance of the filter cake and obtain a thicker filter cake. However, the filter aid needs to be able to be removed from the filter cake by physical or chemical treatment. A common filter aid is diatomite, with a porosity of 0.85.

Special features :

Shorter cycle time
Increased dry solids
Reduced filtration time
Easily replaceable
Increased capacity
Lower waste disposal cost
Lower operating cost
Higher quality and valued end product

Application of membrane filter press:

Widely used in coal, chemical industry, metallurgy, electric power, papermaking, non-ferrous mining and food, sewage treatment and other industries, solid-liquid separation, especially suitable to use in the flotation plant, coal, raw coal slime flotation tail solid-liquid separation dehydration.

 

Optional automatic device of membrane filter press:

To suitable for clients different levels of automation required, we provide the below automatic devices to choose.
1.Auto plate shifting device, after the cake forms, to open the plates one by one automatically.
2.Filter cloth auto varicose, help the cake to discharge more easily.
3.Automatic drip tray, collect the small leakage and avoid pollution in the work site.
4.Automatic cloth washing system, clean the cloths based on need.
5.Belt conveyor, better to collect the cake together.

Technical data of membrane filter press:

Type Filter area(m2) Filter plate size(mm) Filter cake thickness (mm) Filter chamber volume(L) Filter plate number(PCS) Filtrating pressure(MPa) Motor power(KW) Weight(Kg) Dimension(mm)(L×W×H)
XG30/870-30U 30 870×870 30 427 23 0.6 4 2680 3490×1250×1300
XG40/870-30U 40 534 29 3050 3880×1250×1300
XG50/870-30U 50 676 37 3465 4400×1250×1300
XG60/870-30U 60 818 45 4003 4920×1250×1300
XG70/870-30U 70 960 53 4584 5240×1250×1300
XG80/870-30U 80 1103 61 5082 5760×1250×1300
XG50/1000-30U 50 1000×1000 665 27 0.6 4 4352 4270×1500×1400
XG60/1000-30U 60 808 33 4480 4770×1500×1400
XG70/1000-30U 70 950 39 5263 5130×1500×1400
XG80/1000-30U 80 1093 45 5719 5560×1500×1400
XG100/1000-30U 100 1378 57 6555 6410×1500×1400
XG120/1000-30U 120 1663 69 7466 7260×1500×1400
XGZY80/1250-35U 80 1250×1250 35 1364 29 0.6 5.5 10900 4830×1800×1600
XGZY100/1250-35U 100 1680 37 11750 5440×1800×1600
XGZY120/1250-35U 120 2092 45 12600 6060×1800×1600
XGZY150/1250-35U 150 2547 55 13620 6820×1800×1600
XGZY160/1250-35U 160 2729 59 14470 7130×1800×1600
XGZY200/1250-35U 200 3457 73 15320 8200×1800×1600
XGZY240/1250-35U 240 4093 89 16170 9420×1800×1600
XGZY250/1250-35U 250 4276 91 17020 9570×1800×1600
XGZY200/1500-35U 200 1500×1500 3922 49 7.5 26120 7140×2200×2000
XGZY250/1500-35U 250 4463 61 26930 7730×2200×2000
XGZY300/1500-35U 300 5274 73 28160 8720×2000×1820
XGZY350/1500-35U 350 6221 85 29600 10110×2000×1820
XGZY400/1500-35U 400 7032 99 31500 11260×2000×1820
XGZY450/1500-35U 450 7844 111 33400 12250×2000×1820
XGZY500/1500-35U 500 8791 123 33380 13240×2000×1820
XGZY600/2000-40U 600 2000×2000 40 12000 85 54164 13030×3520×2500
XGZY700/2000-40U 700 14000 99 58300 14390×3000×2500
XGZY800/2000-40U 800 16000 107 62460 15770×3000×2500
XGZY900/2000-40U 900 18000 127 66620 17150×3000×2500
XGZY1000/2000-40U 1000 20000 141 70780 18530×3000×2500

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