Introducing our premium and innovative Special Screw Air Compressor, meticulously crafted to revolutionize powder conveying applications. This state-of-the-art compressor, engineered as a closed-type, low-pressure, stationary screw air compressor, is the ultimate solution for a diverse array of sectors. From cement mixing plants and flour mills to coal ash handling and mineral powder processing, our compressor stands as a beacon of efficiency and power. Available in a comprehensive range of power options-11KW, 22KW, 37KW, 45KW, and 55KW-this versatile compressor guarantees unparalleled performance and reliability. It is specifically designed to meet and exceed the rigorous demands of your industrial operations, ensuring seamless and efficient process integration. Step into a new era of industrial excellence with Sanzhi (Henan) Compressor Co., Ltd.'s High Capacity 75kw 100HP low-pressure screw air compressor for Powder Conveying. Harness the potential of cutting-edge technology and superior engineering that unite to deliver exceptional results in any environment. Our compressor is tailored to elevate your production capabilities, enhance productivity, and contribute to a sustainable future. Whether you're optimizing cement production, refining flour, managing coal ash, or advancing mineral processes, this robust machine is your key to unlocking transformative efficiencies.
Why choose Sanzhi dust special compressor?
Introducing the unparalleled engineering marvel, the specialized low-pressure air compressor by Sanzhi, expertly crafted for the flawless conveying of dust, cement, and similar materials with unmatched efficiency. Seamlessly operating within a dynamic pressure range of 0.15-0.4Mpa, this advanced machine is equipped with a direct drive system, characterized by a substantial large head and maintaining a low rotational speed for superior performance. Inspired by superior German engineering, it features a revolutionary oil-air separation structure, delivering extraordinarily low noise levels and minimal vibrations, eliminating the need for foundation installations. Enjoy swift, consistent airflow maintaining an impressively low oil content below 2PPM, ensuring the precise delivery of the required air volume. Uniquely designed, the radiator functions optimally without the need for an after-cooling device, essential to prevent moisture and avert any caking or coking, which could compromise performance. This thoughtfully engineered design guarantees peak conveying efficacy, perfectly suited for applications involving cement and delicate materials like flour.
Sanzhi proudly presents its specialized low-pressure air compressor, meticulously tailored to meet the rigorous demands of dust conveying across a multitude of applications, including cement handling, mineral powder management, coal ash unloading, and textile fermentation. This high-efficiency powerhouse is an energy-saving wonder, significantly boosting productivity while dramatically reducing costs. Consider the transformation of the challenging task of unloading a 9.6-meter cement tanker, traditionally a 1.5-hour fuel-intensive chore, into a streamlined process. By employing Sanzhi's 37KW air compressor, the task is completed in an astounding 40 minutes, elevating efficiency, conserving valuable energy, and substantially lowering operational expenses.
Direct-Connected Rotation Motor
Experience the pinnacle of motor engineering with our state-of-the-art motor, featuring a remarkable insulation grade F and protective grade IP55. It delivers a steady flow rate under constant load, ensuring unparalleled efficiency and unmatched durability. Harness the power of precise engineering for optimal performance.
German Technology Air End
Crafted with meticulous German engineering, the air end features an expansive rotor and a low-speed design, setting new standards for efficiency. Enjoy the serenity of ultra-quiet operation, minimal vibration, and supreme reliability. This advanced design minimizes leakage while optimizing volume efficiency, providing you with top-tier performance.
Smart Button Screen
Our intuitive smart button screen offers a streamlined, user-centric operation panel with clearly defined functions. Benefit from swift responsiveness and an easily navigable display, ensuring trouble-free maintenance and a seamless user experience tailored for ease of use.
Cooling System
Engineered with an extensive heat exchange area, our cooling system effectively addresses high-temperature malfunctions. This innovative design curtails oil emulsification and heat-induced coking, guaranteeing outstanding performance even in challenging conditions.
Reliable Oil and Air Separator
Our cutting-edge oil and air separator features a vertical tangential cyclone separation structure, ensuring thorough separation of oil and air. With easy cartridge replacement and minimized maintenance costs, this exceptional design highlights functionality and convenience.
Safe and Zero Leakage Connection
Setting new industry benchmarks, Sanzhi innovates with a transition away from traditional hydraulic hose designs. Our high-rigidity pipes and flexible joints prevent aging-induced bursts, while a rubber-type O-ring ensures an absolutely zero leakage flexible seal.
Aluminum Intake Valve
Engineered for excellence, this premium aluminum intake valve operates on electrical power load and unloads when power is lost. It incorporates air replenishing and noise reduction functions, delivering consistent performance with a sleek, wear-resistant surface for extended durability.
Oil Viewing Mirror
Made from premium materials, this oil viewing mirror offers exceptional transparency and superior high-temperature resistance. It enables precise monitoring of oil levels and lubrication usage, facilitating timely maintenance to prevent equipment damage and ensure operational integrity.
Excellent Air Filter
Our air filter showcases exemplary purification prowess, using a sophisticated three-stage filtration process to ensure pristine air quality. It effectively removes steam and dust, optimizing air purity and exceeding standard emissions requirements for superior environmental performance.
Oil Filter
Expertly crafted, this oil filter is designed to efficiently eliminate impurities from lubricating oil. It enhances lubrication for the compressor head, prolonging the lifespan of your air compressor and ensuring it consistently performs at its best.
High-Quality Soundproof Cotton
Our advanced noise reduction housing, combined with premium soundproof cotton, achieves superior noise suppression. Experience zero vibration amplitude during operation, offering a quieter, more serene working 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: Unmatched Ruggedness and Durability
Engineered for Continuous Performance: Introducing the unparalleled engineering marvel of our 75kw High Capacity Screw Air Compressor. This sophisticated device is meticulously crafted for ceaseless 24-hour continuous operation, effortlessly enduring up to 3 million start/stop cycles. Its remarkable resilience and steadfast reliability make it a beacon of robust performance.
Intelligent Control System
Safety and Reliability with Humanized Intelligence: Discover a realm of tranquility and reliability with our state-of-the-art electrical system, harmoniously integrated with an intuitive computer-based intelligent control interface. This ensures seamless, secure, and uninterrupted operations, providing you with constant peace of mind.
User-Friendly Design
Effortless Operation: Dive into the simplicity and ease of use offered by our compressor, featuring a thoughtfully designed structure for hassle-free installation, straightforward operation, and minimal maintenance. Crafted with the user at its core, it promises maximum convenience and user satisfaction.
Energy Efficiency
Cutting-Edge Energy Savings: Achieve remarkable work efficiency while dramatically reducing energy consumption. This revolutionary design provides exceptional cost savings of 30-50%, making it an astute and economical choice for your operations, optimizing both performance and budget.
Advanced High-Temperature Shutdown Protection
Automatic Safety Measures: Benefit from our advanced automatic shutdown features that activate if the operating temperature surpasses safe thresholds, offering proactive protection for your equipment. This safety mechanism eliminates potential hazards, ensuring comprehensive peace of mind and safeguarding your investment.
1. Unmatched Pricing Advantage
We proudly present an extraordinary pricing advantage, where our unbeatable factory-direct pricing strategy offers our esteemed customers a unique and competitive edge in today's dynamic market landscape. By choosing us, you not only gain access to superior products but also enjoy the financial benefits that come with our exceptional value proposition.
2. Direct Transactions
All our premium products are sourced directly from our cutting-edge factory, ensuring that we consistently deliver the most cost-efficient and high-quality solutions tailored to meet our clients' diverse needs. This direct transaction approach guarantees transparency, reliability, and the highest standards of excellence in every product we offer.
3. Comprehensive OEM & ODM Services
Leveraging our exceptional production capabilities and management expertise, we offer bespoke OEM/ODM services that are perfectly tailored to cater to your distinct and unique requirements. Our innovative solutions empower you to create products that resonate with your brand's vision and meet the specific demands of your market.
4. Tailored Customization Services
We expertly accommodate non-standard orders, including export specifications and customizations for voltage, power, pressure, and more. Connect with us to explore how we can fulfill your specific needs through our tailored customization services, ensuring precision and excellence in every detail.
5. Small Order Friendly
Take the first step with a small trial order to experience firsthand the unparalleled and exceptional quality of our outstanding offerings. Our small order friendly policy allows you to assess our product quality and service commitment without any risk, paving the way for a fruitful partnership.
6. Prompt Delivery
Experience the harmonious blend of superior product quality and exceptionally swift, reliable delivery tailored for your satisfaction. Our commitment to prompt delivery ensures that your orders reach you on time, maintaining the momentum of your operations without interruption.
7. Full Authorization Support
For our esteemed distributors, we provide extensive authorization certificates, empowering you to market our distinguished SANZHI brand products with the utmost confidence and credibility. This full authorization support fortifies your business reputation and amplifies your reach in the market.
SUCCESSFUL CASES
About us
Sanzhi (Henan) Compressor Co., Ltd stands as a paragon of excellence in the manufacturing industry, celebrated for our precision-engineered, high-performance screw air compressors and vacuum pumps. With a legacy spanning over a decade, our expertise is unmatched. Our expansive suite of products includes both normal and low-pressure screw air compressors, along with energy-efficient permanent magnet frequency conversion screw air compressors. We craft advanced two-stage compression screw air compressors, tailor specialized units for laser cutting, and offer versatile single-tank mobile screw air compressors. Additionally, we provide robust double-tank mobile screw air compressors, efficient electric mobile screw air compressors, reliable diesel mobile screw air compressors, and pioneering screw vacuum pumps. Each product is designed to meet the highest standards of innovation, quality, and performance.
Our manufacturing capabilities are underscored by our state-of-the-art multi-air compressor assembly lines, meticulously designed for streamlined and contemporary production methodologies. With a passionate team of over 50 highly skilled professionals, we are committed to continuous improvement, leveraging advanced management systems like ERP to ensure prompt lead times and the swift delivery of products that exemplify excellence.
In the realm of management, we proudly uphold the prestigious ISO9001 quality management system certification. Our commitment to quality is unwavering, as we adhere to a stringent quality management framework, following rigorous standardized quality control protocols. Each machine undergoes thorough material inspections, meticulous production checks, and comprehensive pre-delivery assessments, ensuring that every product meets the pinnacle of quality standards.
Our customer service is unparalleled, beginning with the pre-sales phase where we provide expert guidance to help clients select the ideal air equipment tailored to their diverse needs, offering extensive customization options in both appearance and configuration. We excel in developing unique OEM products designed specifically for dealer requirements. Our exemplary after-sales service team, comprising seasoned sales and service professionals, stands ready to promptly address any customer inquiries, ensuring complete satisfaction and peace of mind.
At Sanzhi (Henan) Compressor Co., Ltd, our unwavering commitment is to deliver superior, stable products while fostering enduring relationships with our clients. With our promise of prompt delivery, top-tier machinery, and competitive pricing, we position ourselves as your trusted ally for all your compressed air solutions, ensuring you receive nothing but the best.
Located in the heart of Xinzheng City, Henan Province, China, our factory is strategically positioned for easy access. We offer complimentary transportation from Xinzheng International Airport, a convenient 30-kilometer drive that takes approximately one hour, to our facility. We warmly welcome you to visit us and experience firsthand our commitment to excellence and innovation.
Get All Your Questions Answered
Q1. Are you a trading company or manufacturer?
A: We are a distinguished and respected manufacturer, specializing exclusively in screw air compressors. With over a decade of proven expertise, we take pride in delivering excellence.
Q2. How do you control quality?
A: 1. We conduct rigorous inspection processes for every piece of incoming raw material, ensuring only the best quality.
2. Installation procedures are carefully monitored and controlled to maintain our high standards.
3. Each unit is put through a comprehensive 5-hour continuous testing protocol before leaving our facility, guaranteeing peak performance.
Q3. What information must I provide to get the suitable machine?
1. Required air delivery capacity (Unit: CFM or m³/Min)
2. Desired working pressure (Unit: PSI, Bar or Mpa)
3. Voltage and frequency specifications of your region (V/Hz)
4. Indicate if you need additional accessories such as an air tank, filters, and/or air dryers.
Share these key details with us, and we'll craft the perfect, customized solution tailored precisely for your needs!
Q4. What is the general unit conversion?
1Bar = 0.1Mpa = 14.5PSI
1m³/min = 35.32cfm
1KW = 1.34HP
Q5. What is the available voltage air compressor?
A: Sanzhi offers a versatile range of voltages, including 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p, with bespoke custom options to suit your needs.
Q6. How long is the delivery time?
A: For standard voltages, anticipate delivery within 15 working days after order confirmation. For unique specifications, please contact our sales team for personalized service.
Q7. What's the payment term?
A: Our payment terms require 30% T/T upfront, 40% T/T before shipment, and the remaining 30% T/T upon B/L copy. We accept payments in both USD and RMB.
Q8. How about your warranty?
A: Enjoy peace of mind with a one-year warranty on the entire machine and a generous two-year warranty on the screw air compressor, excluding consumables.
Q9. What about the maintenance?
A: Begin with an initial service at 500 hours, followed by routine maintenance every 2000-3000 hours, customized to suit your specific operating environment.
Q10. Can machines be run in high-temperature environments?
A: Absolutely, our machines are meticulously engineered to perform efficiently in high-temperature conditions, operating smoothly within a range of -20° to 45°C (-4ºF to 113ºF).
Q11. Do you offer OEM service?
A: Certainly, with our skilled design team, we are fully equipped to accommodate both OEM and ODM orders.
Q12. How long could your air compressor be used?
A: Our compressors are built to last, typically boasting a lifespan of over 10 years of reliable service.
Q13. Will you provide some spare parts for the machines?
A: Yes, rest assured, we will supply all necessary spare parts to keep your operations running smoothly.
Q14. How about your after-sales service?
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