China Manufacturer 37kw 50HP Screw-Compressor Low-Pressure Screw Air Compressor for Reliable Performance

• Customization: Available
• After-sales Service: Online Technology Support
• Warranty: 1 Year for The Whole Machine & 2 Years for Airend
• Model NO.: SZ37
• Lubrication Style: Lubricated
• Cooling System: Air Cooling
• Power Source: AC Power
• Cylinder Position: Vertical
• Structure Type: Closed Type
• Installation Type: Stationary Type
• Type: Twin-Screw Compressor
• Power: 37kw
• Weight: 770kg
• Voltage: 220V / 380V / 415V / 440V 3pH
• 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

Presenting the revolutionary Special Screw Air Compressor from Sanzhi (Henan) Compressor Co., Ltd., the epitome of modern engineering brilliance. Designed to redefine Powder Conveying, this state-of-the-art Closed Type Low Pressure Stationary Screw Air Compressor is crafted to elevate performance across a multitude of high-demand industrial environments. Engineered with precision to surpass the rigorous requirements of varied applications including Cement Mixing Plants, Flour Mills, Coal Ash handling, and Mineral Powder processing, this compressor ensures unparalleled precision and efficiency. Featuring a remarkable selection of power options such as 11KW, 22KW, 37KW, 45KW, and 55KW, this powerhouse guarantees exceptional performance and operational superiority. Trust in this ultimate industrial solution to deliver unwavering reliability and outstanding functionality that your operations can continually rely upon.
 

Product Structure

Why choose Sanzhi dust special compressor?

Step into the future of dust conveying technology with our premium low-pressure air compressor, a stunning masterpiece of meticulous engineering and advanced functionality. This extraordinary piece of machinery has been meticulously crafted to tackle the challenges of efficiently transporting materials like dust and cement, operating within a versatile pressure range of 0.15-0.4Mpa. Revel in the direct drive system, enhanced by an extensively proportioned head and optimized for low rotational speeds, all contributing to its unmatched performance and reliability. The compressor's oil-air separation structure is a hallmark of precision German engineering, ensuring a serene operational environment with minimal noise and vibration. The seamless installation process, requiring no foundational support, enhances your experience. Enjoy the rapid airflow of compressed air featuring an incredibly low oil content of under 2PPM, perfectly tailored to meet all your volume requirements. Additionally, the radiator is ingeniously designed without after-cooling devices, making it ideal for transporting moisture-sensitive materials such as cement and flour. This pioneering design effectively prevents issues like coking and caking, ensuring flawless material conveyance every time.

Sanzhi proudly unveils its trailblazing low-pressure air compressor, an innovative marvel engineered for exceptional dust conveying proficiency across a myriad of industries. Whether handling cement, mineral powder, coal ash unloading, or textile fermentation, this compressor showcases unmatched versatility and energy-saving capabilities, redefining efficiency and revolutionizing operational processes. Picture this: a scenario with a 9.6-meter cement tanker, which conventionally demands over an hour and a half for unloading, leading to high fuel costs and inefficiencies. In stark contrast, Sanzhi's robust 37KW air compressor dramatically reduces unloading time to a mere 40 minutes, significantly enhancing productivity, minimizing fuel consumption, and delivering impressive cost savings. Embrace the future of industrial efficiency with Sanzhi's unparalleled compressor solutions, designed to elevate your operations to new heights.
 

Detailed Photos

 

Direct-Driven Rotational Motor Excellence
With an exceptional insulation grade of F and a robust protective rating of IP55, this motor guarantees a consistent and reliable power flow. It delivers steadfast load performance, exhibiting outstanding efficiency and ensuring long-lasting durability, making it an ideal choice for extended use.

German Precision Air End
Embrace the brilliance of cutting-edge German technology with this air end, a masterpiece of modern engineering. Featuring a large rotor paired with a low-speed design, it maximizes efficiency, reduces noise and vibrations, enhances reliability, minimizes leakage, and achieves superior volume efficiency.
 

Innovative Smart Button Display
Designed with user convenience at its core, this intuitive smart button display ensures seamless operation and quick responsiveness. Its vivid and clear interface simplifies maintenance and elevates operational ease to an extraordinary level.

State-of-the-Art Cooling System
Our pioneering cooling system is meticulously designed with an extensive heat exchange area to effectively dissipate heat and prevent overheating. It adeptly avoids the risks of oil emulsification and coking due to high temperatures, ensuring optimal performance in any condition.
 

Efficient Oil and Air Separator
Featuring a vertical tangential cyclone separation design, this component excels at separating oil from air. It simplifies cartridge replacement, cuts down on maintenance expenses, and guarantees smooth, uninterrupted operation.

Secure and Leak-Free Connectivity
Sanzhi sets a new standard in connectivity by replacing traditional low-cost hydraulic hoses with high-rigidity pipes and flexible joints. This innovative approach ensures a burst-proof and seamless connection, reinforced with a rubber O-ring for flawless leak-proof performance.
 

Precision Aluminum Intake Valve
This valve operates smoothly in both loading and unloading phases, focusing on noise reduction for host benefit. Its enduring, stable performance is assured by a smooth, wear-resistant surface, guaranteeing reliable air supply capabilities.

Durable Oil Viewing Mirror
Constructed from resilient PMMA material, this viewing mirror offers exceptional clarity and heat resistance. It facilitates easy monitoring of oil levels and lubrication status, enabling timely replacements to prevent equipment damage.
 

Advanced Air Filtration System
Crafted for superior air purification, this advanced filtration system creates a pristine air environment with its triple filtration process. It effectively meets emission standards by removing significant steam and fine dust particles.

Precision Oil Filter
Meticulously crafted, this oil filter excels at removing impurities from lubricating oil, ensuring optimal head lubrication and significantly prolonging the life of the air compressor.

Premium Soundproofing Material
Enclosed in a cutting-edge noise reduction housing, the high-quality soundproof cotton significantly enhances noise reduction, ensuring a vibration-free experience for a more tranquil and productive workspace.
 

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
Meticulously crafted for exceptional strength and endurance, this remarkable compressor stands as your unwavering partner in relentless 24/7 operations. With the astonishing ability to start and stop up to an extraordinary 3 million times, it ensures consistent and reliable performance, even in the most demanding environments. Trust in its dependability to deliver excellence precisely when you need it most, guaranteeing seamless functionality across all industrial applications.

Intelligent Control
Experience the pinnacle of reliability with a state-of-the-art electrical system, seamlessly integrated with advanced, intuitive computer intelligence. This compressor is engineered to ensure safe, dependable operation, leveraging cutting-edge technological innovations to elevate performance. Revel in unmatched efficiency and utmost convenience for all your industrial applications, assured by its intelligent design.

Easy Use
Thoughtfully engineered with the user in mind, this compressor offers unparalleled simplicity in installation, operation, and maintenance. Its clear and efficient design addresses a wide range of industrial requirements, positioning it as the top choice for businesses that prioritize user-friendly and effective solutions. Experience ease of use and reliability in your operations, with a compressor that truly caters to your needs.

Energy Saving
Embrace remarkable operational efficiency while achieving significant energy savings. This compressor is masterfully designed to dramatically reduce energy consumption, empowering you to lower costs by an impressive 30-50%. It stands as the ideal solution for those seeking an economical and environmentally friendly option, seamlessly blending powerful performance with sustainable practices for a greener future.

High-Temperature Shutdown Protection
Equipped with an automatic high-temperature shutdown capability, this compressor acts as a steadfast guardian against overheating, safeguarding your equipment from potential damage and eliminating safety risks. It promises enhanced durability and offers unparalleled peace of mind, solidifying its role as an indispensable asset for your industrial endeavors, where protection and performance go hand in hand.

Packaging & Shipping

Our Advantages

1. Unbeatable Competitive Pricing Edge

We proudly offer direct ex-factory pricing, empowering you with a significant competitive advantage in the market, facilitating your growth and success.

2. Direct Factory Dealings for Maximum Value
Products are supplied directly from our cutting-edge factory, ensuring unmatched value and cost-effectiveness with every acquisition.

3. Extensive OEM & ODM Service Capabilities
Our factory's robust production and management capabilities enable us to provide extensive OEM/ODM services tailored specifically to your diverse and precise requirements.

4. Tailored Customization Services for Unique Solutions
We gladly welcome non-standard orders, export demands, and bespoke specifications including voltage, power, and pressure. Partner with us to address your unique needs with precision and expertise.

5. Flexible Small Order Acceptance
Start your journey with our exemplary products by placing a small trial order, allowing you to experience their exceptional quality firsthand.

6. Swift and Efficient Rapid Delivery
We ensure the prompt and reliable delivery of high-quality products, facilitating seamless operations for your business.

7. Comprehensive Authorization for Confident Representation
Our distributors are granted complete authorization certificates, equipping you to represent and sell the distinguished SANZHI brand with full confidence.

Showcasing Our Achievements and Successful Cases

Certifications

About us

Sanzhi (Henan) Compressor Co., Ltd is a leader in the world of innovation and reliability, offering a dynamic range of screw air compressors and vacuum pumps. With over ten years of expertise, we stand out in crafting a broad selection of products, including standard and low-pressure screw air compressors. Our advanced lineup features cutting-edge permanent magnet frequency conversion models and high-efficiency two-stage compression screw air compressors, meticulously designed for laser cutting applications. Our portfolio is further enriched with versatile single and double-tank mobile screw air compressors. To meet diverse industrial requirements, we provide a comprehensive array of electric and diesel mobile screw air compressors, along with advanced screw vacuum pumps, delivering tailored solutions for every industrial need.

Our production excellence is highlighted by our state-of-the-art multi-air compressor assembly lines, representing the pinnacle of modern efficiency and innovation. Backed by a dedicated team of over 50 skilled professionals, we continually enhance our management systems, such as ERP, to streamline operations, shorten lead times, and ensure the rapid supply of top-quality products. Our relentless pursuit of innovation and excellence guarantees that our clients receive products of superior quality and outstanding performance.

Our unwavering dedication to excellence is perfectly demonstrated by our ISO9001 quality management system certification, underscoring our rigorous commitment to quality control. We strictly adhere to comprehensive quality management practices, ensuring each machine undergoes exhaustive inspections of materials, during production, and prior to delivery. This meticulous process ensures that every product from our facility embodies our steadfast quality standards.

Our customer service philosophy centers on delivering exceptional pre-sales and after-sales support. We provide expert advice to help customers select the perfect air equipment solutions, with extensive customization options in both aesthetics and functionality. Our capability to produce OEM products highlights our flexibility in meeting varied dealer requirements. Post-purchase, our seasoned sales and service team is ready to offer timely and efficient support, reinforcing our enduring commitment to customer satisfaction.

At Sanzhi (Henan) Compressor Co., Ltd, our mission is to offer outstanding and reliable products, fostering lasting partnerships with our esteemed clients. We take immense pride in our efficient delivery, unmatched quality, and competitive pricing, cementing our status as the trusted provider of comprehensive compressed air solutions. Our steadfast commitment to these core values assures customers of a genuinely rewarding and seamless experience with our exceptional offerings.

Situated in the vibrant city of Xinzheng, Henan Province, China, our factory stands as a beacon of innovation and excellence. Conveniently located just 30 kilometers from Xinzheng International Airport, we extend a warm welcome and are pleased to arrange transportation from the airport to our facility, a scenic journey of about an hour. We eagerly look forward to your visit and the chance to demonstrate our unwavering commitment to quality and exceptional service.

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Skillfully Addressing Your Pressing Questions

Q1. Are you a trading company or manufacturer?
A: We proudly stand as a distinguished manufacturer, bringing over a decade of exceptional expertise and continuous innovation in screw air compressors.

Q2. How do you ensure top quality?
A: 1. Quality assurance starts with meticulous raw material inspections to uphold superior standards.
2. Each installation is executed with utmost precision and rigorous supervision to guarantee optimal performance.
3. Our machines undergo an exhaustive 5-hour nonstop testing phase, ensuring flawless functionality before they leave our facilities.

Q3. What essential information should I provide to select the ideal machine?
1. Specify the required air delivery capacity for your application, in CFM or m³/Min.
2. Identify your desired working pressure for optimal outcomes (Unit: PSI, Bar, or Mpa).
3. Provide your country's voltage and frequency specifications (V/Hz) for a perfectly tailored solution.
4. Indicate any additional accessories needed, such as air tanks, filters, or dryers, for a comprehensive setup.
Share these specifics with us, and we will craft the perfect solution tailored to your needs!

Q4. What are the general unit conversions?
1Bar = 0.1Mpa = 14.5PSI
1m³/min = 35.32cfm
1KW = 1.34HP

Q5. What voltages are available for your air compressors?
A: Sanzhi offers a broad spectrum of voltage options, including 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, ensuring customized solutions for your unique needs.

Q6. What is the expected delivery timeline?
A: Orders with standard voltage are dispatched within 15 business days post-confirmation. For non-standard voltages, contact our sales team for detailed timelines.

Q7. What are your payment terms?
A: Our payment terms are structured as 30% T/T upfront, 40% T/T before shipment, and 30% T/T upon receipt of the B/L copy, with flexibility for transactions in either USD or RMB.

Q8. What does your warranty cover?
A: Enjoy peace of mind with our comprehensive warranty: one year on the entire machine and two years on the screw compressor, excluding consumables.

Q9. How is maintenance managed?
A: Commence maintenance after 500 hours, followed by regular maintenance every 2000-3000 hours, adjusted to suit specific operational conditions.

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

Q11. Do you provide OEM services?
A: Empowered by our innovative design team, we enthusiastically offer OEM & ODM services, dedicated to transforming your vision into reality.

Q12. What is the typical lifespan of your air compressors?
A: Expertly crafted with precision and meticulously engineered for unparalleled durability, our state-of-the-art air compressors promise over a decade of reliable and efficient service. They set an extraordinary standard in both endurance and longevity, making them an indispensable asset for any application.

Q13. Will you provide some spare parts for the machines?
A: Absolutely, we are dedicated to offering an extensive selection of durable and resilient spare parts. This comprehensive range ensures your machines consistently deliver outstanding performance and reliability, significantly extending their operational lifespan and optimizing their functionality.

Q14. How about your after-sales service?
A: Our after-sales service is distinguished by its exceptional quality. We provide a comprehensive suite of online guidance for seamless installation and commissioning, complemented by in-depth training sessions and personalized setup support from our expert engineers. This ensures your operations are impeccably smooth and as efficient as possible.