Experience the zenith of technological advancement with our remarkable Special Screw Air Compressor, meticulously crafted to revolutionize powder conveying applications. This state-of-the-art compressor, a closed-type, low-pressure, stationary screw air marvel, sets an unparalleled benchmark for excellence across a vast spectrum of industries. From cement mixing plants to flour mills, coal ash handling, and mineral powder processing, our compressor stands as the quintessence of efficiency and unmatched power. With an extensive array of power options, including 11KW, 22KW, 37KW, 45KW, and 55KW, this versatile compressor guarantees unparalleled performance and unyielding reliability. Expertly engineered to not only meet but exceed the stringent demands of your industrial operations, it assures seamless efficiency and flawless process integration each and every time.
Why choose Sanzhi dust special compressor?
The primary function of the specialized low-pressure air compressor, meticulously crafted for dust conveying, is to expertly transport dust, cement, and similar materials with unmatched efficiency. Operating within a versatile pressure range of 0.15-0.4Mpa, this state-of-the-art machine boasts a direct drive system, featuring a large and impressive head while maintaining a low rotational speed for superior performance. Engineered with an ingenious oil-air separation structure, inspired by superior German technology, it ensures exceptionally low noise and minimal vibrations, completely eliminating the necessity for foundational installations. The compressor's rapid and steady airflow guarantees that the compressed air maintains an oil content of less than 2PPM, thus ensuring the precise required air volume. Additionally, the radiator operates seamlessly without an after-cooling device, as it is essential to avoid moisture during the conveying process to prevent any form of caking and coking, which would otherwise impair performance. This meticulously thought-out design ensures optimal conveying efficacy, making it ideal for applications involving cement or even delicate materials like flour.
Sanzhi presents a specialized low-pressure air compressor, expertly tailored for the demands of dust conveying, with versatile applications spanning cement, mineral powder, coal ash unloading, and textile fermentation. This high-efficiency marvel is an energy-saving solution that significantly amplifies productivity while slashing costs. For instance, the typically arduous task of unloading a 9.6-meter cement tanker, which would usually take a minimum of 1.5 hours and is fuel-intensive and inefficient, is effortlessly transformed. By utilizing a 37KW air compressor from Sanzhi, the time is dramatically reduced to a mere 40 minutes, significantly enhancing efficiency, conserving valuable energy, and cutting down operational costs.
Direct-Connected Rotation Motor
Our state-of-the-art motor proudly showcases an exceptional insulation grade F coupled with a protective grade of IP55. This ensures an unyielding flow rate, even under constant load, translating into supreme efficiency and unmatched durability. It truly represents the pinnacle of precision-engineered craftsmanship, setting the standard for excellence in its field.
German Technology Air End
With the finesse of German engineering, our air end is equipped with a robust large rotor and thoughtful low-speed architecture, delivering efficiency like never before. Revel in the tranquility of its operation, marked by whisper-quiet noise levels and minimal vibrations, offering rock-solid reliability. Its innovative design minimizes leakage while maximizing volumetric efficiency, establishing new benchmarks within the industry.
Smart Button Screen
Experience the ease of our smart button screen, crafted with an intuitive interface that clearly delineates its functions. Enjoy rapid responsiveness and a display that's simple to interpret, enabling effortless maintenance for a seamlessly streamlined user experience.
Cooling System
Our advanced cooling system features an extensive heat exchange area, expertly addressing high-temperature challenges. This sophisticated system mitigates oil emulsification and coking due to heat, ensuring exceptional performance across diverse environments.
Reliable Oil and Air Separator
Showcasing a vertical tangential cyclone separation structure, this system ensures comprehensive separation of oil and air. The straightforward cartridge replacement dramatically reduces maintenance costs, exemplifying a distinctive design that stands out in the industry.
Safe and Zero Leakage Connection
Sanzhi redefines industry standards with a groundbreaking shift from traditional hydraulic hose configurations. The integration of high-rigidity pipes and adaptable joints prevents age-related ruptures, while the rubber-type O-ring offers a flexible seal, delivering an assurance of zero leakage.
Aluminum Intake Valve
Meticulously crafted, this premium aluminum intake valve efficiently handles electrical power loading, automatically unloading when power is interrupted. Equipped with air replenishment and noise suppression capabilities, it delivers steady performance and features a smooth, wear-resistant surface for extended longevity.
Oil Viewing Mirror
Constructed from superior materials, this oil viewing mirror provides exceptional transparency and withstands high temperatures. It allows for accurate monitoring of oil levels and lubricating oil usage, facilitating timely maintenance to prevent equipment damage.
Excellent Air Filter
Our air filter delivers outstanding purification capabilities, employing a three-stage filtration process to ensure impeccably clean air. It effectively removes steam and dust, optimizing air purity and surpassing standard emissions regulations.
Oil Filter
Meticulously engineered, this oil filter expertly removes impurities from lubricating oil, enhancing lubrication for the compressor head and extending the air compressor's lifespan, ensuring superior performance.
High-Quality Soundproof Cotton
Our compact noise reduction enclosure, featuring high-quality soundproof cotton, achieves remarkable noise attenuation levels. Enjoy a vibration-free operational experience, fostering a quieter work environment.
| 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: Experience Unmatched Ruggedness and Durability
Engineered for Continuous Performance: Dive into the world of outstanding engineering excellence with our 75kw Powerful Screw Air Compressor. This advanced masterpiece is precisely engineered for uninterrupted 24/7 operation, effortlessly handling start/stop cycles up to a staggering 3 million times. Its incredible durability and steadfast reliability shine through every challenge.
Intelligent Control System
Safety and Reliability with Humanized Intelligence: Enjoy unrivaled peace of mind with our cutting-edge electrical system, perfectly harmonized with a user-centric, computer intelligent control interface. This innovation ensures secure and seamless operations, providing you with unwavering confidence and stability around the clock.
User-Friendly Design
Effortless Operation: Revel in the simplicity of our compressor, featuring a streamlined design that ensures easy installation, straightforward operation, and minimal maintenance. Crafted with user convenience in mind, it delivers unparalleled ease of use and exceptional functionality.
Energy Efficiency
Cutting-Edge Energy Savings: Achieve peak operational efficiency while significantly cutting energy usage. This pioneering design offers impressive cost savings of 30-50%, making it an intelligent and economical choice for any operation.
Advanced High-Temperature Shutdown Protection
Automatic Safety Measures: Our system boasts advanced automatic shutdown features that engage if operating temperatures surpass safe levels. This proactive safeguard ensures equipment safety and prevents potential hazards, granting you ultimate peace of mind.
1. Unmatched Pricing Advantage
Witness the extraordinary with our unparalleled factory-direct pricing strategy. We offer our valued customers an exclusive and competitive advantage, redefining market standards in today's ever-evolving commercial landscape.
2. Direct Transactions
Every premium product in our lineup is directly sourced from our state-of-the-art factory. This ensures that we consistently provide cost-efficient and top-tier solutions, meticulously crafted to meet the diverse and specific needs of our clientele.
3. Comprehensive OEM & ODM Services
Harness our exceptional production expertise and management prowess. We deliver bespoke OEM/ODM services, precisely tailored to meet your distinct requirements, offering customization that defines exclusivity.
4. Tailored Customization Services
We excel in accommodating non-standard orders, including export specifications and customizations in voltage, power, pressure, and beyond. Collaborate with us to explore personalized solutions crafted to meet your exacting standards.
5. Small Order Friendly
Initiate your journey with a small trial order and experience the outstanding, unrivaled quality of our exceptional offerings firsthand, setting the stage for a lasting partnership.
6. Prompt Delivery
Discover the perfect synergy of superior product quality with swift and reliable delivery services, designed to meet and exceed your expectations for ultimate satisfaction.
7. Full Authorization Support
Empower your market presence with our comprehensive authorization certificates. These tools offer our esteemed distributors the confidence and credibility to represent the distinguished SANZHI brand with authority.
SUCCESSFUL CASES
About us
Sanzhi (Henan) Compressor Co., Ltd is renowned globally as a premier manufacturer, distinguished by our unparalleled expertise in crafting high-performance screw air compressors and vacuum pumps. With a respectable decade of excellence under our belt, we offer an expansive selection of products that include both standard and low-pressure screw air compressors. Our sophisticated portfolio features energy-efficient permanent magnet frequency conversion screw air compressors and pioneering two-stage compression screw air compressors. Even more, we cater to specialized needs with precision models designed for laser cutting, versatile single-tank and robust double-tank mobile screw air compressors, highly efficient electric mobile screw air compressors, reliable diesel mobile screw air compressors, and revolutionary screw vacuum pumps.
Our manufacturing prowess is significantly enhanced by cutting-edge multi-air compressor assembly lines, epitomes of efficiency and modernity. Driven by the proficiency of over 50 highly skilled employees, we continually refine our management systems, such as ERP, ensuring not only swift turnarounds but also the timely delivery of unparalleled products.
Our factory stands as a beacon of quality, proudly boasting the esteemed ISO9001 quality management system certification. This certification underscores our unwavering dedication to a steadfast quality framework. We meticulously adhere to standardized protocols, ensuring that each machine is subjected to rigorous material inspections, comprehensive production checks, and thorough pre-delivery evaluations, all to uphold superior quality.
Our customer service is nothing short of exceptional, beginning with insightful pre-sales consultations that offer expert guidance in selecting the ideal air equipment tailored to a variety of applications. We provide extensive customization options in both appearance and configuration, excelling in crafting distinctive OEM products to meet dealer specifications. Our after-sales service is distinguished by a professional sales and service team, ever-ready to efficiently resolve any customer inquiries.
At Sanzhi (Henan) Compressor Co., Ltd, we are steadfast in our commitment to delivering superior, reliable products while nurturing lasting client relationships. With rapid delivery, top-tier machinery, and competitive pricing, we stand as your trusted partner in the world of compressed air solutions.
Nestled in the vibrant heart of Xinzheng City, Henan Province, China, our factory is strategically accessible. We offer complimentary transportation from Xinzheng International Airport directly to our state-of-the-art facility, a convenient 30-kilometer ride that takes approximately one hour. We warmly invite you to visit us and witness firsthand our unwavering commitment to excellence!
Unveiling Answers to All Your Inquiries
Q1. Are you a trading company or manufacturer?
A: We are a prestigious manufacturer, renowned for our specialization in crafting superior screw air compressors, backed by over ten years of distinguished expertise.
Q2. How do you control quality?
A: 1. Implementing stringent and thorough inspection protocols on all incoming raw materials to ensure unmatched quality.
2. Conducting meticulously monitored installation procedures to ensure precision and excellence.
3. Subjecting each unit to a thorough and rigorous 5-hour nonstop testing regimen before it departs from our facility, guaranteeing top performance.
Q3. What information must I provide to get the suitable machine?
1. Specify the required air delivery capacity you need (Unit: CFM or m³/Min) for optimal performance.
2. State the desired working pressure levels (Unit: PSI, Bar or Mpa) for precise application.
3. Provide voltage and frequency specifications relevant to your location (V/Hz) to ensure compatibility.
4. Indicate any additional accessories such as air tanks, filters, and/or air dryers you may require for enhanced functionality.
Share these pivotal details with us, and we'll tailor the perfect solution exclusively for your needs, ensuring satisfaction!
Q4. What is the general unit conversion?
1Bar equals 0.1Mpa which is the same as 14.5PSI, ensuring you have the right data for your calculations.
1m³/min is equivalent to 35.32cfm, converting your requirements with ease.
1KW converts to 1.34HP, providing you with clear power specifications.
Q5. What is the available voltage air compressor?
A: Sanzhi provides an extensive range of voltage options, including 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, with tailored custom options at your disposal to meet all your needs.
Q6. How long is the delivery time?
A: For standard voltages, anticipate quick delivery within 15 working days following order confirmation. For unique specifications, kindly liaise with our dedicated sales team for a personalized timeline.
Q7. What's the payment term?
A: Our payment terms require 30% T/T in advance, 40% T/T prior to shipment, and 30% T/T upon receipt of the B/L copy. Payments can be made in both USD and RMB for your convenience.
Q8. How about your warranty?
A: Benefit from a comprehensive one-year warranty on the entire machine and a two-year warranty specifically for the screw air compressor, excluding consumable parts, offering you peace of mind.
Q9. What about the maintenance?
A: Begin with a first service at 500 hours, followed by regular maintenance every 2000-3000 hours, adapted to your operational environment to ensure longevity and performance.
Q10. Can machines be run in high-temperature environments?
A: Indeed, our machines are designed to thrive in elevated temperature settings, functioning smoothly across a range of -20° to 45°(-4ºF-113ºF), ensuring reliability in challenging conditions.
Q11. Do you offer OEM service?
A: Absolutely, with our expert design team, we are fully equipped to handle both OEM & ODM orders, providing you with customized solutions.
Q12. How long could your air compressor be used?
A: Typically, our air compressors are built to last and provide reliable service for over 10 years, ensuring a long-term investment.
Q13. Will you provide some spare parts for the machines?
A: Absolutely! Rest assured, we are committed to providing you with all the essential spare parts needed to ensure seamless operation of your machines.
Q14. How about your after-sales service?
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