Introducing our premium and innovative Special Screw Air Compressor, meticulously crafted to revolutionize powder conveying applications. This is not just any compressor; it is engineered to be a closed-type, low-pressure, stationary screw air compressor, standing as the quintessential solution for diverse sectors. Imagine the seamless operation in demanding environments such as cement mixing plants, flour mills, coal ash handling, and mineral powder processing. Our versatile compressor is offered in a range of power options including 11KW, 22KW, 37KW, 45KW, and 55KW, ensuring unparalleled performance and reliability. These specifications are precisely tailored to not only meet but exceed your industrial demands, setting a new standard in efficiency and durability that you can rely on.
Why choose Sanzhi dust special compressor?
Discover the exceptional capabilities of our specialized low-pressure air compressor, meticulously crafted for dust conveying. This innovative solution excels in efficiently transporting dust, cement, and similar materials with remarkable precision. Operating seamlessly within a pressure range of 0.15-0.4Mpa, the compressor is driven by a state-of-the-art direct drive system, featuring a large head and low rotational speed for unparalleled performance. Drawing on cutting-edge German technology, the unique oil-air separation structure ensures low noise and minimal vibration, so you can enjoy hassle-free operation without the need for foundational installation. Witness the compressor's rapid airflow in action, delivering compressed air with an impressively low oil content of less than 2PPM, ensuring the optimal air volume you require. Our radiator is ingeniously designed to function without an after-cooling device, perfectly suited to prevent moisture during the conveying process, thereby avoiding caking and coking that could compromise performance. This sophisticated design guarantees peak conveying efficacy, ideal for applications ranging from cement to even delicate flour.
Sanzhi proudly presents a specialized low-pressure air compressor, meticulously engineered for dust conveying across a wide array of applications. Whether dealing with cement, mineral powder, coal ash unloading, or textile fermentation, this high-efficiency, energy-saving marvel is your key to dramatically boosted productivity and cost-efficiency. Imagine the transformation: unloading a 9.6-meter cement tanker, a task that traditionally demands at least 1.5 hours, is rendered fuel-intensive and inefficient. Enter the Sanzhi 37KW air compressor, which remarkably reduces this time to a mere 40 minutes, offering an extraordinary boost in efficiency. Experience substantial energy conservation and remarkable reductions in operational costs, setting new standards of performance.
Direct-Connected Rotation Motor
Featuring an insulation grade of F and a protective grade of IP55, this motor ensures a stable flow rate, constant load, and excels in high efficiency and durability, making it a reliable powerhouse.
German Technology Air End
Utilizing a large rotor with a low-speed design, the air end delivers outstanding efficiency, remarkably low noise, and minimal vibration, ensuring top-tier reliability. This cutting-edge design reduces leakage and optimizes volume efficiency.
Smart Button Screen
With its streamlined and clear functionalities, this user-centric operation panel is incredibly easy to use, providing rapid response times and a clear display for maintenance simplicity.
Cooling System
The extensive heat exchange area expertly prevents high-temperature malfunctions, minimizing oil emulsification and coking caused by increased temperatures, ensuring peak performance.
Reliable Oil and Air Separator
Featuring a vertical tangential cyclone separation structure, this system ensures comprehensive separation of oil and air, facilitating easy cartridge replacement and reducing maintenance expenses.
Safe and Zero Leakage Connection
Sanzhi revolutionizes industry standards by eliminating traditional hydraulic hose designs. With high-rigid pipes and flexible joint connections, it prevents bursts due to aging. The rubber-type O-ring offers a flexible seal, ensuring zero leakage.
Aluminum Intake Valve
Designed to load with power and unload when power is interrupted, this valve features air replenishing and noise elimination capabilities, delivering consistent and durable performance with a smooth, wear-resistant surface.
Oil Viewing Mirror
Constructed from premium materials, this mirror provides excellent transparency, high-temperature resistance, and minimal color change, allowing for visual monitoring of oil levels and lubrication usage for timely replacements and additions, preventing equipment damage.
Excellent Air Filter
Providing superior air purification, this filter ensures a pristine air system with three-stage filtration, maximizing air purity and adhering to emissions standards by effectively removing steam and dust.
Oil Filter
This filter effectively eliminates impurities from the lubricating oil, enhancing lubrication for the head, thereby extending the air compressor's lifespan.
High-Quality Soundproof Cotton
This compact noise reduction housing achieves zero vibration amplitude during operation, working seamlessly with high-quality soundproof cotton to significantly boost noise reduction levels.
| Model |
Power |
Pressure |
Free air delivery* of unit at working pressure |
Voltage |
Frequency |
Noise Level |
Air outlet discharge size |
Weight |
Dimensions |
| KW |
Mpa |
m³/min |
V |
Hz |
dB(A) |
Inch |
Kg |
L*W*H(mm) |
| SZ7.5 |
7.5 |
0.15-0.4 |
1.91 |
380 |
50 |
62 |
G3/4" |
300 |
700*700*1020 |
| SZ11 |
11 |
0.15-0.4 |
2.7 |
380 |
50 |
62 |
G3/4" |
320 |
700*700*1020 |
| SZ15 |
15 |
0.15-0.4 |
3.2 |
380 |
50 |
63 |
G1" |
530 |
1250*780*1220 |
| SZ18 |
18.5 |
0.15-0.4 |
4.5 |
380 |
50 |
65 |
G1" |
560 |
1250*780*1220 |
| SZ22 |
22 |
0.15-0.4 |
5.3 |
380 |
50 |
66 |
G1" |
570 |
1250*780*1220 |
| SZ30 |
30 |
0.15-0.4 |
7.1 |
380 |
50 |
67 |
G1½" |
740 |
1500*940*1350 |
| SZ37 |
37 |
0.15-0.4 |
10.0 |
380 |
50 |
68 |
G1½" |
770 |
1500*940*1350 |
| SZ45 |
45 |
0.15-0.4 |
11.0 |
380 |
50 |
70 |
G1½" |
1060 |
1800*1100*1600 |
| SZ55 |
55 |
0.15-0.4 |
13.0 |
380 |
50 |
73 |
G2"/DN50 |
1250 |
1800*1100*1600 |
| SZ75 |
75 |
0.15-0.4 |
18.0 |
380 |
50 |
73 |
G2"/DN50 |
1480 |
1900*1200*1700 |
| SZ90 |
90 |
0.15-0.4 |
21.0 |
380 |
50 |
78 |
DN80 |
2030 |
2200*1600*1800 |
| SZ110 |
110 |
0.15-0.4 |
27.0 |
380 |
50 |
78 |
DN80 |
2450 |
2250*1600*1800 |
| SZ132 |
132 |
0.15-0.4 |
32.0 |
380 |
50 |
78 |
DN80 |
2550 |
2300*1700*1900 |
| SZ160 |
160 |
0.15-0.4 |
40.0 |
380 |
50 |
78 |
DN80 |
2710 |
2800*1900*2000 |
| SZ185 |
185 |
0.15-0.4 |
45.0 |
380 |
50 |
78 |
DN100 |
3800 |
2800*1760*1920 |
| SZ200 |
200 |
0.15-0.4 |
48.0 |
380 |
50 |
78 |
DN100 |
4100 |
3300*2200*2000 |
| SZ220 |
220 |
0.15-0.4 |
53.0 |
380 |
50 |
78 |
DN100 |
4950 |
3000*2100*2150 |
| SZ250 |
250 |
0.15-0.4 |
60.0 |
380 |
50 |
78 |
DN100 |
5200 |
3000*2100*2150 |
| SZ315 |
315 |
0.15-0.4 |
75.0 |
380 |
50 |
78 |
DN100 |
5650 |
3500*2250*2150 |
| SZ355 |
355 |
0.15-0.4 |
85.0 |
380 |
50 |
78 |
DN100 |
5750 |
3500*2250*2150 |
| Due to product updates, the above parameters are subject to deviation in kind. |
Built to Last: Unmatched Ruggedness and Durability
Engineered for Continuous Performance: Our 75kw Powerful Screw Air Compressor stands as a pinnacle of modern engineering, meticulously crafted to support round-the-clock operations effortlessly. It withstands the rigors of start/stop cycles with a phenomenal capacity of up to 3 million cycles, ensuring sustained productivity and operational excellence.
Intelligent Control System
Safety and Reliability with Humanized Intelligence: Enjoy complete peace of mind with our cutting-edge electrical system, which is expertly fused with an intuitive computer intelligent control. This integration guarantees you secure and uninterrupted operations, making safety and reliability a priority with ease and sophistication.
User-Friendly Design
Effortless Operation: Our compressor features an elegantly simple and streamlined structure, designed for hassle-free installation and operation. Its intuitive design facilitates straightforward operation and minimal maintenance, ensuring users enjoy a seamless experience.
Energy Efficiency
Cutting-Edge Energy Savings: Experience peak work efficiency while dramatically curbing energy consumption. This innovation translates to substantial cost savings, offering reductions ranging from an impressive 30% to a remarkable 50%.
Advanced High-Temperature Shutdown Protection
Automatic Safety Measures: Our system is ingeniously designed to automatically cease operations if the temperature surpasses safe thresholds, thus safeguarding the equipment and effectively eliminating potential safety hazards-a proactive measure for assured protection.
1. Unmatched Pricing Advantage
We deliver unparalleled factory-direct pricing, offering our valued customers a unique and competitive edge in today's dynamic market.
2. Direct Transactions
Our entire product line is sourced directly from our factory, guaranteeing that we provide the most economical solutions to our esteemed clients.
3. Comprehensive OEM & ODM Services
Leveraging our outstanding production capabilities and superior management skills, we offer tailored OEM/ODM services designed specifically to meet your individual needs.
4. Tailored Customization Services
We specialize in non-standard orders, addressing export specifications, custom voltage, power, pressure, and more. Contact us to explore your specific requirements.
5. Small Order Friendly
Start with a small trial order to experience the exceptional quality of our products firsthand.
6. Prompt Delivery
Benefit from the perfect combination of premium product quality and swift, dependable delivery services.
7. Full Authorization Support
For our distributors, we provide comprehensive authorization certificates, equipping you to promote our SANZHI brand products with complete assurance.
SUCCESSFUL CASES
About us
Sanzhi (Henan) Compressor Co., Ltd is a distinguished leader in the manufacturing realm, dedicated to crafting superior screw air compressors and vacuum pumps with over ten years of profound expertise. Our diverse and extensive product range encompasses normal pressure and low-pressure screw air compressors, along with energy-efficient permanent magnet frequency conversion screw air compressors. We pride ourselves on advanced two-stage compression screw air compressors, specialized options for laser cutting, and versatile mobile solutions including single-tank, double-tank, electric, and diesel mobile screw air compressors. Additionally, we offer cutting-edge screw vacuum pumps for your industrial needs.
Our production prowess is driven by sophisticated multi-air compressor assembly lines, embodying lean, cutting-edge manufacturing principles. With a dedicated team of over 50 skilled professionals, we continuously refine management systems like ERP to ensure minimized lead times and the swift delivery of superior-quality products.
In the realm of management, our factory proudly holds the prestigious ISO9001 quality management system certification. We rigorously uphold a structured quality management framework, meticulously following standardized quality control procedures. Each machine is subjected to comprehensive inspections, including material checks, production evaluations, and pre-delivery assessments to guarantee exceptional quality.
We excel in customer service, starting with pre-sales support where we offer expert guidance to help select the perfect air equipment for diverse facilities, ensuring high levels of customization in both appearance and configuration. We also specialize in designing unique OEM products tailored to meet specific dealer requirements. Our after-sales service is second to none, with a professional team always prepared to swiftly address customer inquiries and needs.
At Sanzhi (Henan) Compressor Co., Ltd, we are devoted to providing outstanding, dependable products while fostering enduring partnerships with our customers. Our offerings are characterized by efficient delivery, top-tier quality machines, and competitive pricing, making us your go-to partner for all your compressed air solution needs.
Nestled in Xinzheng City, Henan Province, China, our factory boasts convenient access. We offer complimentary transportation from Xinzheng International Airport to our facility, just a short 30-kilometer journey that takes about an hour. We eagerly invite you to visit and experience our company firsthand!
Your Questions, Our Answers
Q1. Are you a trading company or manufacturer?
A: We are a prestigious manufacturer of screw air compressors, proudly providing over ten years of specialized expertise.
Q2. How do you control quality?
A: 1. Rigorous inspection of all incoming raw materials to ensure top-notch quality.
2. Every installation process is carefully monitored with meticulous precision.
3. Each unit is subjected to a robust testing protocol, running for a minimum of 5 continuous hours prior to dispatch.
Q3. What information must I provide to get the suitable machine?
1. Specify the required air delivery capacity (Unit: CFM or m³/Min) to meet your needs.
2. Indicate the desired working pressure (Unit: PSI, Bar or Mpa) for optimal performance.
3. Provide your region's voltage and frequency specifications (V/Hz) for compatibility.
4. Inform us if additional accessories like air tank, filters, and/or air dryers are needed.
Share these details, and we'll customize the perfect solution for you, ensuring seamless integration!
Q4. What is the general unit conversion?
1Bar = 0.1Mpa = 14.5PSI; a handy guide for your technical needs.
1m³/min = 35.32cfm; streamlining your operational calculations.
1KW = 1.34HP; simplifying your power conversion requirements.
Q5. What is the available voltage air compressor?
A: Sanzhi offers an array of voltages including 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, with custom options to suit your specific needs.
Q6. How long is the delivery time?
A: For standard voltages, it takes 15 working days post order confirmation. Non-standard requirements? Our sales team is ready to assist you.
Q7. What's the payment term?
A: Convenient payment terms: 30% T/T in advance, 40% T/T before shipment, and 30% T/T against the B/L copy. We accept both USD and RMB for your convenience.
Q8. How about your warranty?
A: Our warranty offers peace of mind: one year for the entire machine and two years for the screw air compressor, with the exception of consumable parts.
Q9. What about the maintenance?
A: Initial maintenance at 500 hours, followed by a comprehensive schedule every 2000-3000 hours, tailored to the operational environment.
Q10. Can machines be run in high-temperature environments?
A: Absolutely, our machines are engineered to excel in high-temperature regions, withstanding a working range of -20° to 45°(-4ºF-113ºF).
Q11. Do you offer OEM service?
A: Indeed, with our expert design team, we warmly welcome both OEM & ODM orders, bringing your vision to life.
Q12. How long could your air compressor be used?
A: Our air compressors are built for longevity, typically boasting a lifespan exceeding 10 years.
Q13. Will you provide some spare parts for the machines?
A: Yes, we certainly will, ensuring your machines continue to operate smoothly.
Q14. How about your after-sales service?
A: We provide exceptional after-sales service, including online installation and commissioning guidance, and can arrange engineers for on-site training and installation support.
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