Hot Sale Screw-Compressor China Factory Inverter Low-Pressure Screw Air Compressor for Heavy Industrial Applications

• Customization: Available
• Power: 37kw
• Weight: 770kg
• Model NO.: SZ37
• Pressure: 0.15-0.4 MPa
• Volumetric Flow: 10 M³/Min
• Air Outlet Discharge Size: G1½"
• Condition: New
• Transport Package: Standard Wooden Packing
• Specification: 1500*940*1350mm
• Trademark: SZ
• Origin: Zhengzhou, China
• HS Code: 8414804990
• Production Capacity: 500PCS/Month
• Package Size: 155.00cm * 95.00cm * 145.00cm
• Package Gross Weight: 770.000kg

Product Description

Introducing our state-of-the-art Special Screw Air Compressor, a marvel of engineering and a revolution in effortless Powder Conveying for industrial settings. This Closed Type Low-Pressure Stationary Screw Air Compressor is masterfully designed to meet and exceed the rigorous demands of Cement Mixing Plants, Flour Mills, Coal Ash handling, and Mineral Powder processing with unparalleled precision. Offering a robust and versatile power range from 11KW to 55KW, including options of 22KW, 37KW, and 45KW, this compressor assures unmatched performance, efficiency, and reliability. It stands as the quintessential solution for your industrial needs, providing reliability, superior functionality, and peace of mind.
 

Product Structure

Why choose Sanzhi dust special compressor?

Unveil the future of industrial efficiency with our advanced low-pressure air compressor, masterfully designed for optimum dust conveying performance. This essential machinery redefines material transportation, excelling with substances such as dust and cement. Operating within a formidable pressure range of 0.15-0.4Mpa, it features a direct drive coupled with a generously sized head. The low rotational speed is meticulously optimized to deliver top-tier performance. German precision engineering gifts this compressor with a unique oil-air separation construct, significantly reducing noise and vibration to enhance user satisfaction. Installation is seamlessly simple, eliminating the need for foundational support. Experience the swift delivery of compressed air with the assurance of oil content under 2PPM, effortlessly catering to all volume requirements. Its radiator is ingeniously crafted without an after-cooling device, making it perfect for moisture-sensitive materials like cement and flour, preventing any coking and caking, thus guaranteeing smooth, uninterrupted conveyance.

Sanzhi presents its innovative low-pressure air compressor, a groundbreaking solution that transforms dust conveying operations with exceptional versatility across industries, from cement and mineral powder to coal ash unloading and textile fermentation. Renowned for its efficiency and energy-saving capabilities, this compressor is a trailblazer, setting unprecedented standards. Consider this: a 9.6-meter cement tanker typically demands over an hour and a half for unloading with conventional machinery, leading to excessive fuel expenditure and inefficiency. In stark contrast, Sanzhi's powerful 37KW air compressor slashes unloading time to a mere 40 minutes, significantly enhancing efficiency, reducing fuel usage, and yielding substantial cost savings. Revolutionize your operations with Sanzhi's unparalleled compressor solutions.
 

Detailed Photos

 

Direct-Connected Rotation Motor
Experience a motor that stands as a beacon of efficiency, with its superior insulation grade of F and a protective rating of IP55. This powerful motor not only ensures unyielding flow rates but also delivers a consistent and stable load with remarkable durability, even during extended operations.

German Technology Air End
Leveraging advanced German engineering, the air end is meticulously crafted with a large rotor and low-speed design that promises extraordinary efficiency. It operates quietly and with minimal vibration, ensuring total reliability and reducing leakage, thereby achieving outstanding volume efficiency.
 

Smart Button Screen
Designed for ease and simplicity, this smart button screen is a marvel of intuitive controls and swift response times. Its vibrant display is not only user-friendly but also requires minimal maintenance, significantly enhancing operational comfort and efficiency.

Cooling System
Our cutting-edge cooling system, with its expansive heat exchange area, is expertly engineered to prevent overheating. It efficiently reduces the risk of oil emulsification and coking due to high temperatures, thereby guaranteeing sustained peak performance.
 

Reliable Oil and Air Separator
With a vertical tangential cyclone separation structure, this component excels in thorough oil and air separation. It eases the process of cartridge replacement, cuts down maintenance costs, and enhances operational efficiency.

Safe and Zero Leakage Connection
Pioneering a new era in connection standards, Sanzhi eliminates the reliance on traditional low-cost hydraulic hoses. Instead, it introduces high-rigid pipes and flexible joint connections that offer burst-free solutions, with a rubber O-ring ensuring a secure, leak-proof seal.
 

Aluminum Intake Valve
With seamless electrical operation for loading and unloading, this valve is engineered for noise reduction and host tranquility. It delivers stable, enduring performance with its smooth, wear-resistant surface, ensuring reliable air replenishment capabilities.

Oil Viewing Mirror
Crafted from superior PMMA material, this oil viewing mirror offers exceptional clarity and high-temperature resistance. It allows easy monitoring of oil levels and lubrication status, enabling timely replacements to avert equipment damage.
 

Excellent Air Filter
Designed for optimal air purification, this advanced triple filtration system ensures an immaculate air environment. It adheres to emission standards by effectively removing both significant steam and fine dust particles.

Oil Filter
Meticulously designed to eradicate impurities from the lubricating oil, this filter ensures optimal lubrication of the head, thereby extending the operational lifespan of the air compressor.

High-Quality Soundproof Cotton
Encased within a sophisticated noise reduction housing, this premium soundproof cotton significantly amplifies noise reduction, ensuring no vibration amplitude during operation for a quieter, more productive working environment.

 

Product Parameters

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.

Product Features

Rugged and Durable
Crafted with exceptional resilience and built for unmatched endurance, this compressor is your reliable partner for continuous 24-hour operations. It boasts an astonishing start/stop capability reaching up to 3 million cycles, ensuring unwavering performance even in the toughest environments. Trust in its robust design to deliver reliability precisely when you need it most, supported by technologies that fortify its strength and longevity.

Intelligent Control
Experience the seamless integration of a robust and dependable electrical system with state-of-the-art, user-friendly computer intelligence. This compressor is engineered for safe, reliable operations, boasting cutting-edge technology that elevates performance to new heights. It ensures efficiency, ease of use, and a level of operational sophistication that is unparalleled, making your industrial tasks simpler and more intuitive than ever before.

Easy Use
Designed with user-centricity at its core, this compressor is a breeze to install, operate, and maintain. Its straightforward and streamlined configuration caters to a vast array of industrial applications, making it the ideal choice for industries that prioritize simplicity and operational efficiency. It offers a hassle-free experience that empowers you to focus on what matters most.

Energy Saving
Revolutionize your operational efficiency with remarkable energy savings. Engineered to significantly cut energy consumption, this compressor helps you reduce costs by an impressive 30-50%. It's a smart investment for those seeking an economical and environmentally-conscious solution, perfectly balancing outstanding performance with sustainability. Choose it to lead your operations into a greener, more cost-effective future.

High-Temperature Shutdown Protection
Equipped with an automatic high-temperature shutdown mechanism, this compressor acts as a vigilant guardian against overheating, safeguarding your equipment from potential damage and eliminating safety risks. This advanced feature guarantees enhanced longevity and peace of mind, ensuring your industrial operations remain safe and uninterrupted. It's a wise addition to any industrial setting, enhancing durability and operational security.

Packaging & Shipping

Our Advantages

1. Competitive Pricing Advantage

We proudly offer direct ex-factory pricing, empowering our customers with a competitive edge in the market.

2. Direct Dealings
Every product is supplied directly from our factory, promising you greater value and cost-effectiveness.

3. OEM & ODM Services
Our factory's impressive production and management capabilities enable us to provide comprehensive OEM/ODM services tailored precisely to your diverse needs.

4. Tailored Customization Services
We embrace non-standard orders, export demands, and customized specifications such as voltage, power, pressure, and more. Connect with us to fulfill your unique requirements.

5. Small Order Acceptance
You can initiate your experience with our superior products by placing a small trial order, allowing you to evaluate their exceptional quality firsthand.

6. Rapid Delivery
We are committed to delivering high-quality products swiftly and on time, ensuring your operations run smoothly.

7. Comprehensive Authorization
Our distributors are provided with complete authorization certificates, allowing you to represent and sell the esteemed SANZHI brand with utmost confidence.

Successful Cases

Certifications

About us

Sanzhi (Henan) Compressor Co., Ltd is a beacon of excellence and ingenuity in the screw air compressor and vacuum pump industry. With a legacy exceeding a decade, we expertly engineer a diverse range of premium products. Our impressive selection includes advanced normal and low-pressure screw air compressors, featuring innovative permanent magnet frequency conversion models. We excel in crafting efficient two-stage compression screw air compressors and unique designs for laser cutting applications. Our portfolio also boasts versatile single and double-tank mobile screw air compressors, alongside a full spectrum of electric and diesel mobile options. Our state-of-the-art screw vacuum pumps cater to precise industrial demands, ensuring comprehensive and tailor-made solutions.

Our production prowess is characterized by cutting-edge multi-air compressor assembly lines that highlight modernity and superior efficiency. With a dedicated workforce of over 50 skilled professionals, we enhance our management frameworks, including ERP systems, to streamline operations, reduce lead times, and guarantee prompt delivery of high-quality products. Our relentless pursuit of innovation and operational excellence ensures our clients consistently receive products renowned for their quality and performance.

Our relentless pursuit of excellence is showcased by our ISO9001 quality management system certification, underscoring our dedication to stringent quality assurance. We follow meticulous quality practices, where each machine undergoes exhaustive material, production, and pre-delivery evaluations. This rigorous protocol guarantees that every product leaving our factory stands as a proud representation of our unwavering quality standards.

Our customer service ideology is centered around unparalleled pre-sales and after-sales support. We offer expert guidance to assist customers in choosing the perfect air equipment solutions, providing extensive customization options, both in aesthetics and functionality. Our proficiency in producing OEM products highlights our flexibility in fulfilling dealers' unique needs. Post-purchase, our professional sales and service team is always ready to deliver prompt and efficient support, reinforcing our steadfast commitment to customer satisfaction.

At Sanzhi (Henan) Compressor Co., Ltd, our mission is to offer remarkable and dependable products while fostering enduring partnerships with our esteemed clients. We pride ourselves on efficient delivery, unparalleled quality, and competitive pricing, establishing us as the preferred choice for comprehensive compressed air solutions. Our unwavering commitment to these principles ensures customers experience a truly satisfying and seamless interaction with our offerings.

Situated in the bustling city of Xinzheng, Henan Province, China, our factory serves as a symbol of innovation and distinction. Only 30 kilometers from Xinzheng International Airport, we gladly welcome you and are pleased to arrange transportation for the approximately one-hour journey from the airport to our site. We look forward to your visit and the chance to showcase our steadfast commitment to quality and service.

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Your Questions, Expertly Answered

Q1. Are you a trading company or manufacturer?
A: We are a leading manufacturer, specializing in screw air compressors. With over a decade of professional excellence, our expertise is unparalleled in the industry.

Q2. How do you control quality?
A: 1. We begin with an unwavering commitment to quality, conducting thorough inspections of every batch of raw materials, ensuring only the best are used.
2. Our installation is executed with precision, under stringent oversight, to ensure the highest standards of performance.
3. Each machine is subjected to an intensive 5-hour continuous testing phase, guaranteeing flawless operation before it leaves our premises.

Q3. What information must I provide to get the suitable machine?
1. Specify the air delivery capacity required (Units: CFM or m³/Min) to meet your application needs.
2. Detail the desired working pressure (Units: PSI, Bar, or Mpa) to achieve optimal performance.
3. Share your country's voltage and frequency specifications (V/Hz) for a perfectly tailored solution.
4. Indicate any additional accessory needs such as air tanks, filters, or air dryers for a complete setup.
Provide us with these insights, and we'll design the ideal solution customized to your requirements!

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: At Sanzhi, we provide a selection of voltages: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, with bespoke customization options available to fit your specific requirements.

Q6. How long is the delivery time?
A: For standard voltage orders, anticipate shipping within 15 business days from order confirmation. Contact our sales team for inquiries on non-standard orders.

Q7. What's the payment term?
A: Our payment structure includes a 30% T/T advance, 40% T/T prior to shipment, and 30% T/T upon receiving the B/L copy. We accommodate payments in both USD and RMB.

Q8. How about your warranty?
A: Enjoy peace of mind with a comprehensive one-year warranty for the entire machine and an extended two-year warranty for the screw compressor, excluding consumables.

Q9. What about the maintenance?
A: We suggest an initial maintenance after 500 hours, followed by regular check-ups every 2000-3000 hours, adapted according to specific usage conditions.

Q10. Can machines be run in high-temperature environment?
A: Certainly, our machines are engineered to operate seamlessly in high-temperature conditions, efficiently handling environments from -20° to 45°(-4ºF-113ºF).

Q11. Do you offer OEM service?
A: Our seasoned design team is ready to welcome both OEM and ODM orders, translating your unique vision into reality.

Q12. How long could your air compressor be used?
A: Our air compressors are crafted for longevity, typically providing over a decade of reliable service, ensuring long-term dependability.

Q13. Will you provide some spare parts for the machines?
A: Certainly! We are committed to ensuring the longevity and optimal performance of your machines. That's why we offer a wide and carefully curated selection of high-quality spare parts. These components are specifically designed to keep your machines running smoothly and efficiently, minimizing downtime and maximizing productivity.

Q14. How about your after-sales service?
A: We pride ourselves on delivering unparalleled after-sales service that ensures your complete satisfaction. Our comprehensive online guidance provides step-by-step assistance for installation and commissioning. Moreover, our dedicated team of expert engineers is ready to offer personalized training and setup support. This ensures seamless and efficient operations from the outset, empowering you to achieve the best performance with our products.