


Discover the Dazhang High Pressure Automatic Membrane Filter Press, a cutting-edge solution designed with TPE diaphragm technology that sets a global benchmark for excellence. This advanced system delivers an extraordinary service lifespan, remarkable membrane flexibility, and robust resistance to both acids and alkalis, making it an ideal choice for a multitude of industrial sectors. Capable of utilizing air pressure or water pressure, this press ensures flexible operation with water pressure ranging impressively from 0.8 to 4.0 MPa.
Leveraging variable filter chamber technology, our equipment excels in solid-liquid separation across diverse industries including petrochemical, mining and metallurgy, food, pharmaceuticals, coal processing, paper manufacturing, pigments and dyes, new energy lithium batteries, solar energy, and fly ash desalination. This innovative approach significantly boosts production efficiency while minimizing the moisture content of the filter cake. Choose from standard diaphragm pressing at 0.8-1.6Mpa or opt for ultra-high pressure diaphragm pressing with equipment supporting an impressive range of 2.0-4.0Mpa, ensuring adaptability to a variety of operational conditions.
In the realm of municipal domestic sludge dewatering, our high-pressure technology is a game changer, effectively reducing filter cake moisture to levels compliant with landfill and incineration standards, achieving remarkable moisture content levels of 35%-60%. When compared to traditional methods, our technology stands out by significantly enhancing sludge reduction, presenting an optimal solution for modern waste management challenges.
Experience the future of efficiency with our dehydration system, engineered for seamless automated operation. Enhance your facility with optional features including a filter cake auxiliary discharge system, an innovative online filter cloth flushing system, and state-of-the-art automatic valve instruments. Together, these advancements empower your operations to achieve unmanned functionality, setting new standards in productivity and operational ease.
TYPE |
D |
D1 |
D2 |
n-M |
D |
D1 |
D1 |
n-M |
Diaphragm pressing flange |
870 |
185 |
145 |
56 |
4-Φ18 |
165 |
125 |
40 |
4-Φ18 |
DN25/PN1.6 |
1000 |
185 |
145 |
56 |
4-Φ18 |
165 |
125 |
40 |
4-Φ18 |
DN25/PN1.6 |
1250 |
220 |
180 |
85 |
8-Φ18 |
165 |
125 |
40 |
4-Φ18 |
DN50/PN1.6 |
1500 |
285 |
240 |
144 |
8-Φ23 |
165 |
125 |
40 |
4-Φ18 |
DN65/PN1.6 |
XG200/1250-U |
200 |
|
≤40 |
3847 |
73 |
≥0.8 |
|
15320 |
8450×1840×163C |
7356 |
|
|
|
XG240/1250-U |
240 |
4679 |
89 |
16170 |
9670×1840×1630 |
8580 |
XG250/1250-U |
250 |
4783 |
91 |
17020 |
9820×1840×1630 |
8730 |
XG200/1500-U |
200 |
1500×1500 |
3809 |
49 |
11 |
26120 |
7140×2200×1820 |
5920 |
1170 |
1990 |
1070 |
xG250/1500-U |
250 |
4723 |
61 |
26930 |
7730×2200×1820 |
6910 |
xG300/1500-U |
300 |
5637 |
73 |
28160 |
8720×2200×1820 |
7900 |
XG350/1500-U |
350 |
6551 |
85 |
29600 |
10110×2200×1820 |
9090 |
XG400/1500-U |
400 |
7618 |
99 |
31500 |
11260×2200×1820 |
10240 |
XG450/1500-U |
450 |
8532 |
111 |
33400 |
12250×2200×1820 |
11230 |
XG500/1500-U |
500 |
9446 |
123 |
33380 |
13240×2200×1820 |
12220 |
XG600/2000-U |
600 |
2000×2000 |
11901 |
85 |
15 |
54164 |
13030×3000×2500 |
10610 |
1660 |
2000 |
1050 |
XG700/2000-U |
700 |
13838 |
99 |
58300 |
14390×3000×2500 |
11920 |
XG800/2000-U |
800 |
14945 |
107 |
62460 |
15770×3000×2500 |
13240 |


For over two decades, Shanghai Dazhang Environment Protection Equipment Co., Ltd. has been at the forefront of the filter press and solid-liquid separation industry. As leading contributors to industry standards in filter presses and filter plates, our products have proudly ascended to the top three in both production and sales volumes nationwide. Our expansive manufacturing facility stretches across a vast 570,000 square meters, powered by a dedicated team of over 1,000 professionals.
As a visionary manufacturer, we excel as a comprehensive service provider specializing in cutting-edge filter presses and advanced sludge dewatering equipment.
Shanghai Dazhang boasts a robust infrastructure with three prolific production bases, eight strategic domestic offices, two dynamic international offices, two thriving overseas subsidiaries, and a prestigious Sino-German joint venture for high-end filter plate production. Our innovative prowess is reflected in our portfolio of three invention patents and an impressive collection of over 100 utility model patents.
Our commitment to excellence is underscored by our array of certifications and accolades, including ISO 9001 Quality Management System, ISO 14001 Environmental Management System, ISO 18001 Occupational Health and Safety Management System, the esteemed EU's CE certification, and comprehensive insurance coverage from PICC, the People's Insurance Company of China.
We are devoted to delivering unparalleled user experiences through innovative, cost-effective, and highly efficient design solutions tailored to exceed expectations.








Q1. Are you a manufacturer or a trader?
We proudly stand as a seasoned manufacturer rooted in the bustling metropolis of Shanghai.
Q2. How about the production capacity of your company?
Our state-of-the-art factory sprawls across a massive 570,000 square meters,
2 and impressively crafts 9,500 machines annually, setting benchmarks in production excellence.
Q3. How long is the delivery time for bulk order?
Typically, orders are fulfilled within 15-30 working days post-deposit. For larger equipment or custom requests, the delivery timeline may be adjusted to accommodate unique specifications.
Q4. What are the payment terms?
Our standard payment protocol involves T/T transactions: an initial deposit is required to kickstart production post-order confirmation, followed by a balance payment upon inspection approval.
Q5. How long is the product warranty period?
While we offer a one-year warranty under regular use conditions, we also provide lifelong online support. Note: the warranty excludes wearing parts and issues arising from operator error.
Q6. What's the after sale service of your company?
Our comprehensive after-sales service includes providing foundation drawings for installation, detailed installation videos, and expert online guidance. Should on-site support be necessary, arrangements can be made to meet client needs.
Q7. Can your company provide wearing parts?
Indeed, we manufacture wearing parts for our clients. For equipment not produced by us, please supply the wearing part drawings for accurate production.