Discover the pinnacle of innovation with our truly exceptional Special Screw Air Compressor! Designed with impeccable precision, this compressor is engineered to revolutionize powder conveying applications. Experience the brilliance of this cutting-edge equipment, a closed-type, low-pressure, stationary screw air compressor, which sets the benchmark for excellence across a vast array of industries. Whether you're operating in cement mixing plants, flour mills, coal ash handling, or mineral powder processing, our compressor is the epitome of efficiency and unrivaled power. Offering a comprehensive selection of power options, ranging from 11KW, 22KW, 37KW, 45KW, to 55KW, this versatile compressor guarantees unmatched performance and unwavering reliability. Meticulously crafted to not just meet but exceed the demanding requirements of your industrial operations, it promises 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 adeptly transport dust, cement, and similar materials with unparalleled efficiency. Operating within a versatile pressure range of 0.15-0.4Mpa, this state-of-the-art machine boasts a direct drive system, featuring an impressive large head and maintaining a low rotational speed for optimal 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 swift and consistent airflow guarantees that the compressed air maintains an oil content of less than 2PPM, thus ensuring the precise required air volume. Furthermore, 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 example, the arduous task of unloading a 9.6-meter cement tanker, typically taking a minimum of 1.5 hours and being 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 excellent insulation grade F with a protective grade of IP55, ensuring a consistent flow rate even under constant load. This translates to ultimate efficiency and unparalleled durability, representing the pinnacle of precision-engineered craftsmanship.
German Technology Air End
Harnessing the brilliance of German engineering, our air end is masterfully crafted with a large rotor and low-speed architecture, delivering unrivaled efficiency. Revel in the peaceful operation marked by whisper-quiet noise, minimal vibrations, and exceptional reliability. Its cutting-edge design reduces leakage while maximizing volumetric efficiency, setting new industry standards.
Smart Button Screen
Discover our smart button screen, thoughtfully designed with a user-friendly interface and clearly defined functions. Experience swift responsiveness and an easily interpretable display, making maintenance remarkably simple for a seamless and streamlined user experience.
Cooling System
Our cutting-edge cooling system features a vast heat exchange area to effectively address high-temperature challenges. This advanced system prevents oil emulsification and coking due to heat, ensuring optimal performance across diverse environments.
Reliable Oil and Air Separator
With a vertical tangential cyclone separation structure, our system guarantees effective oil and air separation. The straightforward cartridge replacement significantly reduces maintenance costs, exemplifying an outstanding design that excels within the industry.
Safe and Zero Leakage Connection
Sanzhi sets new industry standards with an innovative shift from traditional hydraulic hose setups. By integrating high-rigidity pipes and flexible joints, we prevent rupture from aging, while the rubber-type O-ring ensures a flexible seal for absolute leakage prevention.
Aluminum Intake Valve
Expertly crafted, this premium aluminum intake valve ensures efficient loading with electrical power, automatically unloading during power loss. Featuring air replenishment and noise suppression, it guarantees consistent performance with a smooth, wear-resistant surface for prolonged lifespan.
Oil Viewing Mirror
Constructed from superior materials, this oil viewing mirror provides exceptional transparency and withstands high temperatures. It allows for precise monitoring of oil levels and lubricating oil usage, facilitating timely maintenance to prevent equipment damage.
Excellent Air Filter
Our air filter excels with remarkable purification capabilities, employing a three-stage filtration process to provide impeccably clean air. It effectively removes steam and dust, optimizing air purity and surpassing standard emissions requirements.
Oil Filter
Meticulously engineered, our oil filter efficiently removes impurities from lubricating oil, enhancing lubrication for the compressor head and prolonging the lifespan of the air compressor, ensuring superior performance.
High-Quality Soundproof Cotton
Our sophisticated noise reduction enclosure, equipped with premium soundproof cotton, achieves remarkable noise reduction levels. Enjoy a vibration-free operational experience, fostering a tranquil 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 the Ultimate in Ruggedness and Durability
Engineered for Continuous Performance: Delve into the exceptional craftsmanship of our High Capacity 75kw Screw Air Compressor. This state-of-the-art machine is meticulously engineered for relentless 24-hour non-stop operation. Withstands an astonishing 3 million start/stop cycles, a testament to its remarkable resilience and unwavering reliability.
Intelligent Control System
Safety and Reliability with Humanized Intelligence: Experience peace of mind with our cutting-edge electrical system, seamlessly integrated with a user-friendly, computer intelligent control interface. This ensures secure and uninterrupted operations, providing confidence and stability at all times.
User-Friendly Design
Effortless Operation: Revel in the simplicity of our compressor's streamlined structure, which facilitates trouble-free installation, straightforward operation, and minimal maintenance. Designed with user comfort in mind, it delivers unmatched convenience and ease of use.
Energy Efficiency
Cutting-Edge Energy Savings: Achieve peak operational efficiency while drastically reducing energy consumption. This innovative design offers remarkable cost savings of 30-50%, making it a smart and economical choice for your operations.
Advanced High-Temperature Shutdown Protection
Automatic Safety Measures: Our advanced system is equipped with sophisticated automatic shutdown features that activate when operating temperatures exceed safe thresholds. This proactive protection safeguards your equipment and prevents potential safety hazards, providing you with ultimate peace of mind.
1. Unmatched Pricing Advantage
We proudly present an extraordinary pricing advantage with our unbeatable factory-direct pricing strategy, offering our esteemed customers a unique and competitive edge in today's dynamic market landscape.
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.
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.
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.
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.
6. Prompt Delivery
Experience the harmonious blend of superior product quality and exceptionally swift, reliable delivery tailored for your satisfaction.
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.
SUCCESSFUL CASES
About us
Sanzhi (Henan) Compressor Co., Ltd is renowned as a premier manufacturer, celebrated for its exceptional expertise in the design and production of top-notch, high-performance screw air compressors and vacuum pumps. With a decade of excellence and innovation, we offer a diverse array of products, including both normal and low-pressure screw air compressors. Our offerings extend to energy-efficient, permanent magnet frequency conversion screw air compressors, and advanced two-stage compression screw air compressors. Moreover, we provide specialized models for laser cutting, versatile single-tank mobile screw air compressors, robust double-tank mobile screw air compressors, efficient electric mobile screw air compressors, reliable diesel mobile screw air compressors, and groundbreaking screw vacuum pumps, all crafted to meet the highest standards of quality and efficiency.
Our manufacturing capabilities are amplified by state-of-the-art multi-air compressor assembly lines, tailored for peak efficiency and modernity. With the expertise of over 50 highly trained employees, we continuously enhance our management systems such as ERP. This ensures not only rapid production turnarounds but also the timely delivery of outstanding products, making us a frontrunner in the industry.
Our factory proudly boasts the ISO9001 quality management system certification, a testament to our unwavering dedication to maintaining a robust quality framework. We meticulously adhere to standardized protocols, ensuring each machine undergoes rigorous material inspections, production checks, and pre-delivery evaluations to uphold superior quality, thus ensuring every product meets the highest standards.
Our customer service is unparalleled, beginning with pre-sales consultations offering expert guidance to select the perfect air equipment tailored to diverse applications. We provide extensive customization in both appearance and configuration, excelling in creating unique OEM products to meet dealer specifications. Our after-sales service is distinguished by a professional sales and service team, poised to promptly resolve any customer inquiries, ensuring a seamless customer experience.
At Sanzhi (Henan) Compressor Co., Ltd, our unwavering commitment lies in delivering superior, reliable products while fostering enduring client relationships. With swift delivery, top-tier machinery, and competitive pricing, we proudly stand as your trusted ally in compressed air solutions, dedicated to meeting and exceeding your expectations.
Located in the heart of Xinzheng City, Henan Province, China, our factory is strategically accessible. We offer complimentary transportation from Xinzheng International Airport to our facility, a convenient 30-kilometer ride lasting about one hour. We warmly welcome you to visit us and experience firsthand our commitment to excellence and innovation, as we strive to provide only the best for our esteemed clients!
Discover Comprehensive Solutions to Your Queries
Q1. Are you a trading company or manufacturer?
A: We proudly stand as a distinguished manufacturer, celebrated for our expertise in crafting top-tier screw air compressors, built upon over a decade of unparalleled experience.
Q2. How do you control quality?
A: 1. Enforcing a robust and comprehensive inspection protocol on all incoming raw materials to ensure utmost quality.
2. Performing carefully monitored installation processes to guarantee exceptional precision in every assembly.
3. Ensuring each unit undergoes a comprehensive and intensive 5-hour nonstop testing regimen before leaving our premises.
Q3. What information must I provide to get the suitable machine?
1. Detail the specific air delivery capacity you require (Unit: CFM or m³/Min) for optimal performance.
2. Specify the desired working pressure levels (Unit: PSI, Bar, or Mpa) for seamless operation.
3. Provide accurate voltage and frequency specifications according to your locale (V/Hz) for compatibility.
4. Indicate any additional accessories like air tanks, filters, or air dryers that you might need for enhanced functionality.
Share these critical details with us, and we'll create a tailored solution precisely for your unique requirements!
Q4. What is the general unit conversion?
1Bar is equivalent to 0.1Mpa, which also converts to 14.5PSI.
1m³/min translates to an impressive 35.32cfm.
1KW effectively converts into 1.34HP.
Q5. What is the available voltage air compressor?
A: Sanzhi offers a vast array of voltage options, including 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, with bespoke custom options available to suit your needs.
Q6. How long is the delivery time?
A: For standard voltages, expect delivery within 15 working days post order confirmation. For tailored specifications, please engage with our dedicated sales team for details.
Q7. What's the payment term?
A: Our payment arrangement requires 30% T/T in advance, 40% T/T before shipment, and 30% T/T upon receipt of the B/L copy, with flexibility for payments in USD and RMB.
Q8. How about your warranty?
A: Enjoy a comprehensive one-year warranty on the entire machine, complemented by a two-year warranty on the screw air compressor, excluding consumable parts.
Q9. What about the maintenance?
A: Initiate with a first service at 500 hours, followed by routine maintenance every 2000-3000 hours, adjustable based on your operational conditions.
Q10. Can machines be run in high-temperature environments?
A: Absolutely, our machines are engineered to excel in high-temperature environments, effortlessly operating across a spectrum of -20° to 45°(-4ºF-113ºF).
Q11. Do you offer OEM service?
A: Certainly, with our adept design team, we are fully capable of managing both OEM & ODM orders with precision.
Q12. How long could your air compressor be used?
A: Typically, our air compressors are meticulously engineered to deliver exceptional performance and longevity, ensuring reliable service for over a decade. With robust construction and cutting-edge technology, Sanzhi (Henan) Compressor Co., Ltd. stands by the durability of our products, making them a cornerstone in your operational success.
Q13. Will you provide some spare parts for the machines?
A: Yes, rest assured that we are committed to supporting your investment by supplying all essential spare parts as needed. Our dedication to customer satisfaction includes ensuring that your High Capacity 75kw 100HP low-pressure screw air compressor for Cement Mixing remains in optimal condition with readily available components.
Q14. How about your after-sales service?
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