


Experience the pinnacle of solid-liquid separation with our exceptional cast iron press filter. This powerhouse of efficiency is a staple across diverse industries, including chemical engineering, mining, food processing, and wastewater treatment. Crafted with premium cast iron, it promises unparalleled durability and steadfast stability, making it your reliable partner in processing excellence.
Product Features
Built to last, this robust cast iron marvel excels in withstanding high-pressure and high-temperature environments, ensuring seamless and dependable operations.
With its ingeniously optimized design, this filter press redefines efficiency, offering swift and potent separation of solids and liquids.
Engineered for resilience, its specialized treatment endows it with the strength to resist corrosion, adapting effortlessly to various chemical media.
Designed for convenience, its easy disassembly and cleaning ensure minimal downtime, making maintenance a breeze.
Applications
Mining: Unlock the potential of your mining operations with efficient ore dewatering and tailing treatment solutions.
Chemical engineering: Revolutionize your chemical processes with optimal filtration of raw materials and by-products.
Wastewater treatment: Achieve superior sludge dewatering and solid-liquid separation with ease.
Food industry: Elevate the purity of your juices, wines, and more with top-tier filtration treatment.
Other industries: Master the art of high-temperature wax removal with our versatile filter press.
Work Principle
Harness the power of precision with our cast iron pressure filter. By filling liquid between filter plates and cloth, it expertly utilizes pressure to channel liquid through the cloth, leaving behind a filter cake of solid particles. Post-filtration, enjoy effortless mechanical unloading, optimizing your workflow.
Maintenance and Care
Routine checks: Regular inspections ensure that all connecting parts and seals are intact, safeguarding against water leaks.
Effortless cleaning: Prompt washing of filter cloth and plates keeps residue at bay, ensuring peak performance.
Smooth operation: Regular lubrication of moving components guarantees seamless functionality.
Summary
Embrace the transformative power of our cast iron pressure filter. Its sturdy build and exceptional performance make it indispensable for industrial solid-liquid separation. Proper usage and diligent maintenance ensure enhanced production efficiency and significant reductions in operating costs.
Model |
Area(m2) |
Imm
Plate size |
Cake thickness(mm) |
chamber volume(L) |
Plate Oty(pcs) |
Frame Oty(pcs) |
Filtration
pressure(Mpa) |
Weight(kg) |
Dimensions
LxWxH(mm) |
Foundation Size (mm)
|
|
B |
D |
H |
BQ1/320-25 |
|
380×380 |
225 |
13 |
4 |
6 |
0.6 |
380 |
1150×760×650 |
700 |
150 |
650 |
460 |
BQ2/320-25 |
2 |
25 |
9 |
10 |
500 |
1390×760 x650 |
940 |
BQ3/320-25 |
|
38 |
14 |
15 |
620 |
1750x760x650 |
1300 |
BQ4/450-25 |
|
500x500 |
51 |
9 |
10 |
0.6 |
1060
1160 |
1780×870×880
2055×870x880 |
1355
1605 |
180 |
700 |
620 |
BQ6/450-25 |
6 |
76 |
14 |
15 |
BQ8/450-25 |
|
102 |
190 |
20 |
1360 |
2305×870×880 |
1855 |
BQ12/450-25 |
12 |
152 |
29 |
30 |
1530 |
2785x870×890 |
2355 |
BQ16/450-25 |
16 |
203 |
39 |
40 |
1760 |
3305x870x880 |
2855 |
XQ4/450-25 |
|
51 |
9 |
- |
960 |
1900x870x880 |
1330 |
180 |
700 |
620 |
XQ6/450-25 |
6 |
76 |
14 |
1140 |
2030×870x880 |
1580 |
XQ8/450-25 |
8 |
102 |
19 |
1460 |
2280×870×880 |
1830 |
XQ12/450-25 |
12 |
162 |
29 |
1960 |
2780×870x880 |
2330 |
XQ16/450-25 |
16 |
203 |
39 |
2460 |
3280x870x880 |
2830 |
BQ20/630-25 |
20 |
700×700 |
290 |
24 |
25 |
0.6 |
3300 |
2750x1160×1100 |
2270 |
400 |
1000 |
820 |
BQ30/630-25 |
30 |
452 |
37 |
38 |
4500 |
3220×1150×1100 |
2920 |
BQ40/630-25 |
40 |
496 |
49 |
50 |
5600 |
2870×1150,1100 |
3670 |
BY20/630-25 |
20 |
298 |
24 |
25 |
3700 |
2960×1150×1100 |
2490 |
400 |
1000 |
820 |
BY30/630-25 |
30 |
452 |
37 |
38 |
5000 |
3610×1150x1100 |
3140 |
BY40/630-25 |
40 |
595 |
49 |
50 |
6100 |
4210x1150x1100 |
3740 |
XQ20/630-25 |
20 |
248 |
24 |
- |
3400 |
2800x1100x1100 |
2300 |
400 |
1000 |
820 |
XQ30/630-25 |
30 |
377 |
37 |
4700 |
3250×1100×1100 |
2950 |
XQ40/630-25 |
40 |
495 |
49 |
5900 |
3900×1100x1100 |
3600 |
XY20/630-25 |
20 |
248 |
24 |
3800 |
2950×1100x1100 |
2460 |
400 |
1000 |
820 |
XY30/630-25 |
30 |
377 |
37 |
5200 |
3580×1100×1100 |
3110 |
XY40/630-25 |
40 |
496 |
49 |
6400 |
4180×1100×1100 |
3710 |
Model |
Area(m2) |
Plate size(mm) |
Cake thickness(mm) |
Filter
chamber volume(L) |
Plate NO.(pcs) |
Filtration
pressure(Mpa) |
Weight(Kg) |
Dimensions
LxWxH(mm) |
Foundation Size(mm) |
L |
B |
D |
H |
XZ50/870-30 |
50 |
800×800 |
30 |
730 |
38 |
0.6 |
9000 |
4170×1300×1300 |
2795 |
500 |
1250 |
870 |
XZ60/870-30 |
60 |
883 |
46 |
10800 |
4560×1300×1300 |
3195 |
XZ70/870-30 |
70 |
1036 |
54 |
12000 |
4960×1300×1300 |
3595 |
XZ80/1000-30 |
80 |
930×930 |
1194 |
45 |
0.6 |
13800 |
4775× 1400 x 1400 |
3420 |
600 |
1300 |
900 |
X790/1000-30 |
90 |
1323 |
51 |
15500 |
5245×1400×1400 |
3750 |
XZ100/1000-30 |
100 |
1479 |
57 |
16800 |
5915× 1400×1400 |
4080 |
XZ80/1200-30 |
80 |
1130×1130 |
1226 |
31 |
0.6 |
17600 |
4100×1620×1520 |
3020 |
750 |
1500 |
920 |
XZ90/1200-30 |
90 |
1379 |
35 |
18800 |
4340 × 1620 × 1520 |
3260 |
XZ100/1200-30 |
100 |
1532 |
39 |
20800 |
4580×1620×1520 |
3500 |
XZ120/1200-30 |
120 |
1838 |
47 |
23500 |
5060 ×1620 × 1520 |
3980 |
XZ150/1200-30 |
150 |
2300 |
59 |
27500 |
5780×1620×1520 |
4700 |
XZ180/1200-30 |
180 |
2758 |
71 |
31500 |
6500×1620×1520 |
5420 |
Model |
Area(m2) |
Plate size(mm) |
Cake thickness(mm) |
Filter
chamber volume(L) |
Plate Qty(pcs) |
Frame Qty(pcs) |
Filtration
pressure(Mpa) |
Weight(kg) |
Dimensions
LxWxH(mm) |
Foundation Size(mm) |
L |
B |
D |
H |
BY40/870-25 |
40 |
800×800 |
25 |
496 |
30 |
31 |
0.6 |
6400 |
3550×1380x1300 |
2980 |
500 |
1250 |
870 |
BY50/870-25 |
50 |
624 |
38 |
39 |
7650 |
3970×1380×1300 |
3420 |
BY60/870-25 |
60 |
752 |
46 |
47 |
8900 |
4420×1380×1300 |
3870 |
BY70/870-25 |
70 |
880 |
54 |
55 |
10500 |
4870×1380×1300 |
4318 |
BY80/870-25 |
80 |
1008 |
62 |
63 |
11800 |
5320×1380×1300 |
4770 |
XY40/870-30 |
40 |
30 |
595 |
30 |
|
0.6 |
6750 |
3500×1380×1300 |
2950 |
500 |
1250 |
870 |
XY50/870-30 |
50 |
749 |
38 |
8100 |
3720×1380×1300 |
3175 |
XY60/870-30 |
60 |
902 |
46 |
9400 |
3950 ×1380x1300 |
3400 |
XY70/870-30 |
70 |
1056 |
54 |
11100 |
4180×1380×1300 |
3620 |
XY80/870-30 |
80 |
1210 |
62 |
12500 |
4400×1380x1300 |
3850 |


For an impressive twenty-one years, Shanghai Dazhang Environment Protection Equipment Co., Ltd. has passionately led the charge in the realm of filter presses and solid-liquid separation. As esteemed pioneers and principal authors of the industry's benchmarks for filter presses and plates, our exceptional products consistently rank among the top three in both production and sales within China. Our expansive manufacturing empire spans over 570,000 square meters, bustling with the expertise of more than 1,000 dedicated professionals.
Embracing innovation and expertise, we pride ourselves on being a smart manufacturer and all-encompassing service provider, specializing in the production of cutting-edge filter presses and advanced sludge dewatering equipment.
Our dynamic company boasts three robust production bases, eight strategic domestic offices, two international outposts, two thriving overseas subsidiaries, and one prestigious Sino-German joint venture dedicated to the creation of premium filter plates. With a robust portfolio of three invention patents and over 100 utility model patents, we stand at the forefront of technological advancement.
Our excellence is recognized through numerous certifications and accolades, including the esteemed ISO 9001 Quality Management System certification, ISO 14001 Environmental Management System certification, and ISO 18001 Occupational Health and Safety Management System certification. Additionally, we carry the EU's prestigious CE certification and benefit from comprehensive insurance coverage from PICC, the People's Insurance Company of China.
Our unwavering commitment is to provide users with unparalleled experiences and innovative, cost-effective design solutions that meet the highest standards of efficiency and excellence!








Q1. Are you a manufacturer or a trader?
Proudly, we are a seasoned manufacturer situated in the vibrant city of Shanghai, bringing years of expertise and innovation to the industry.
Q2. How about the production capacity of your company?
Commanding an expansive footprint, our factory stretches over a vast area of 570,000m
2 and has the impressive capability to produce 9,500 machines annually.
Q3. How long is the delivery time for bulk order?
Typically, our delivery timeframe ranges from 15-30 working days following deposit. For larger equipment or special customizations, we accommodate extended timelines to meet specific client requirements.
Q4. What are the payment terms?
Our preferred method is T/T. A deposit is required to commence production post order confirmation, with the balance payable upon successful inspection.
Q5. How long is the product warranty period?
Enjoy a one-year warranty under normal use, complemented by lifelong online service support. Please note, wearing parts and issues resulting from user mishandling are not covered.
Q6. What's the after sale service of your company?
We provide clients with foundational installation drawings, accompanied by installation videos and real-time online assistance. Should you require on-site support, our team is available to meet your needs upon agreement.
Q7. Can your company provide wearing parts?
Absolutely, we manufacture wearing parts specifically for our clients. For equipment not produced by us, kindly supply the wearing parts drawing for precision crafting.