China Factory 50HP Durable Low Pressure Screw Air Compressor, 37kw Power, 770kg Weight

• 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

Introducing the avant-garde Special Screw Air Compressor from Sanzhi (Henan) Compressor Co., Ltd., a true pinnacle of cutting-edge engineering innovation crafted to redefine Powder Conveying across a vast spectrum of high-demand industrial settings. This sophisticated Closed Type Low Pressure Stationary Screw Air Compressor is meticulously designed to not only meet but surpass the rigorous standards of various applications, including Cement Mixing Plants, Flour Mills, Coal Ash handling, and Mineral Powder processing, offering unparalleled precision and efficiency. With a remarkable array of power options spanning 11KW, 22KW, 37KW, 45KW, to 55KW, this compressor ensures extraordinary performance and operational excellence. It stands as the definitive solution for your industrial needs, providing unwavering reliability and exceptional functionality that your operations can consistently depend on, elevating your productivity to new heights.
 

Product Structure

Why choose Sanzhi dust special compressor?

Step into the future of dust conveying technology with our Fixed Frequency Low-Pressure Screw Air Compressor for Industrial Use. A stunning masterpiece of meticulous engineering and advanced functionality, it is meticulously crafted to efficiently transport materials like dust and cement. This powerhouse operates within an adaptable pressure range of 0.15-0.4Mpa. Boasting a direct drive, seamlessly integrated with an extensively proportioned head and optimized for low rotational speed, it delivers unmatched performance and efficiency. The compressor is equipped with a distinguished oil-air separation structure, where precision German engineering ensures a serene operational environment with minimal noise and vibration. Revel in the ease of its installation-no foundational support needed. Experience a rapid airflow of compressed air with an exceptionally low oil content of under 2PPM, perfectly tailored to fulfill your volume requirements. The radiator, designed without after-cooling devices, is ideal for transporting moisture-sensitive materials, such as cement and flour, preventing issues like coking and caking, and ensuring impeccable material conveyance. This combination of superior features makes it the ideal choice for your industrial needs.

Sanzhi proudly unveils its groundbreaking low-pressure air compressor, an innovative marvel engineered for extraordinary dust conveying proficiency across a wide array of industries. Whether dealing with cement, mineral powder, coal ash unloading, or textile fermentation, this compressor offers unmatched versatility and energy efficiency. Setting new standards in operational processes, imagine a scenario with a 9.6-meter cement tanker that traditionally demands over an hour and a half for unloading with conventional equipment, resulting in high fuel costs and inefficiencies. Contrastingly, Sanzhi's robust 37KW air compressor slashes unloading time to a mere 40 minutes, significantly boosting productivity, reducing fuel consumption, and delivering impressive cost savings. This revolutionary technology not only enhances operational efficiency but also optimizes your business's bottom line.
 

Detailed Photos

 

Direct-Connected Rotation Motor
Our powerful motor, engineered for excellence, boasts an impressive insulation grade of F and an IP55 protection rating. This ensures an uninterrupted power supply with remarkable stability, guaranteeing consistent performance even under demanding conditions. Its superior efficiency offers unparalleled durability for sustained use, making it a cornerstone of reliability.

German Technology Air End
Experience the pinnacle of innovation with our German-engineered air end. It features a large rotor and a low-speed design that achieves outstanding efficiency, operating quietly with minimal vibrations. This ensures exceptional reliability, reduces leakage, and maximizes volume efficiency, setting a new standard in air compression technology.
 

Smart Button Screen
Designed for seamless user interaction, the smart button screen offers easy operation with lightning-fast response times. Its bright, intuitive display requires minimal upkeep, profoundly elevating operational ease and convenience, making every interaction straightforward and efficient.

Cooling System
Our state-of-the-art cooling system features an expansive heat exchange area, effectively preventing overheating and avoiding oil emulsification and coking from high temperatures. It ensures maintenance of peak performance across all operational conditions, safeguarding the compressor's longevity.
 

Reliable Oil and Air Separator
Incorporating a vertical tangential cyclone separation design, this component excels in efficient oil and air separation. It simplifies cartridge replacement, reduces maintenance costs, and ensures smooth, uninterrupted operation, contributing to a hassle-free user experience.

Safe and Zero Leakage Connection
Sanzhi revolutionizes connectivity by replacing traditional hydraulic hoses with high-rigidity pipes and flexible joints. This advancement ensures robust, burst-free connections accompanied by a rubber O-ring, providing a perfect leak-proof seal for ultimate reliability in operation.
 

Aluminum Intake Valve
Operating seamlessly during both loading and unloading, this aluminum intake valve features noise reduction for the host. It ensures stable, enduring performance with a smooth, wear-resistant surface, guaranteeing reliable air supply capabilities and maintaining optimal operational efficiency.

Oil Viewing Mirror
Crafted from PMMA, this oil viewing mirror offers superb transparency and withstands high temperatures. It allows for easy monitoring of oil levels and lubrication status, facilitating timely replacements to prevent equipment damage and maintain the compressor's optimal health.
 

Excellent Air Filter
Engineered for top-tier air purification, this advanced air filter system ensures a pristine environment through its triple filtration process. It effectively meets emission standards by eliminating large steam and fine dust particles, promoting clean air output and efficiency.

Oil Filter
Expertly crafted for precision, this oil filter efficiently removes impurities from the lubricating oil. It ensures optimal lubrication of the head, thereby prolonging the operational life of the air compressor, maintaining its performance at top levels.

High-Quality Soundproof Cotton
Housed in a specially designed noise reduction casing, the premium soundproof cotton dramatically enhances noise suppression. It ensures zero vibration for a quieter, more efficient work environment, setting a serene scene for productivity.

 

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 to excel in both strength and endurance, this Fixed Frequency Low-Pressure Screw Air Compressor is your unwavering ally for relentless 24/7 industrial operations. With its astonishing ability to start and stop a staggering 3 million times, it promises steadfast performance even in the most demanding industrial conditions. Trust in its robust reliability to cater to your needs whenever and wherever required.

Intelligent Control
Experience unmatched reliability with our state-of-the-art electrical system, seamlessly integrated with advanced computer intelligence. This compressor is meticulously engineered to ensure safe and reliable performance, utilizing the latest technological innovations for superior operation. Discover unparalleled efficiency and convenience across all your industrial applications, setting new standards in operational excellence.

Easy Use
Engineered with user-friendliness at its foundation, this compressor offers unrivaled simplicity in installation, operation, and maintenance. Its clear and efficient design is tailored to meet diverse industrial needs, reinforcing its status as the top choice for businesses that value seamless and effective operational solutions.

Energy Saving
Achieve exceptional operational efficiency and substantial energy savings with this revolutionary compressor. Expertly crafted to dramatically cut energy consumption, it enables cost reductions by an impressive 30-50%. This makes it the perfect choice for those seeking a cost-effective, environmentally responsible option, merging outstanding performance with sustainable practices.

High-Temperature Shutdown Protection
Featuring an automatic high-temperature shutdown function, this compressor serves as a vigilant protector against overheating, shielding your equipment from potential damage while eliminating safety concerns. It ensures increased durability and peace of mind, making it an invaluable component of your industrial operations.

Packaging & Shipping

Our Advantages

1. Unbeatable Competitive Pricing Advantage

We proudly present our direct ex-factory pricing strategy, designed to empower our customers with a remarkable edge in the marketplace. This exceptional pricing model enables you to thrive, expand, and outshine competitors.

2. Direct Dealings for Ultimate Value
Our products are supplied directly from our cutting-edge manufacturing facility, ensuring that you receive extraordinary value and cost-efficiency with each and every purchase, offering you unbeatable deals.

3. Comprehensive OEM & ODM Services
Our factory is equipped with outstanding production and management capabilities, allowing us to offer extensive OEM/ODM services that are expertly tailored to suit your diverse and exacting requirements.

4. Tailored Customization Services for Unique Solutions
We warmly welcome non-standard orders, export demands, and bespoke specifications such as voltage, power, pressure, and more. Collaborate with us to achieve your unique requirements with precision and excellence.

5. Flexible Small Order Acceptance
Begin your journey with our remarkable products by placing a small trial order, giving you the opportunity to experience their exceptional quality firsthand, without significant upfront commitment.

6. Swift and Efficient Rapid Delivery
We pledge to deliver premium-quality products swiftly and punctually, ensuring your operations run seamlessly and efficiently, maintaining your productivity at its peak.

7. Comprehensive Authorization for Confident Representation
Our distributors are granted full authorization certificates, empowering you to represent and distribute the esteemed SANZHI brand with complete assurance and confidence.

Showcasing Our Successful Cases

Certifications

About us

Sanzhi (Henan) Compressor Co., Ltd is a shining beacon of innovation and reliability in the dynamic realm of screw air compressors and vacuum pumps. For more than ten years, our expertise has stood out in crafting a versatile collection of products, ranging from standard to low-pressure screw air compressors. Our advanced lineup features cutting-edge permanent magnet frequency conversion models and highly efficient two-stage compression screw air compressors. Designed with precision, we offer specialized designs for laser cutting applications. Our portfolio proudly includes adaptable single and double-tank mobile screw air compressors. To accommodate diverse industrial requirements, we present a broad spectrum of electric and diesel mobile screw air compressors, along with sophisticated screw vacuum pumps, ensuring tailored solutions for every industrial demand.

Our production strength is exemplified by state-of-the-art multi-air compressor assembly lines, embodying modern efficiency. Backed by a dedicated team of over 50 talented professionals, we continually enhance our management systems, including ERP, to optimize operations, reduce lead times, and ensure the swift supply of superior products. Our relentless focus on innovation and excellence guarantees that our clients consistently receive products of the highest quality and remarkable performance.

Our unwavering pursuit of excellence is showcased by our ISO9001 quality management system certification, a testament to our rigorous commitment to quality control. We meticulously adhere to quality management practices, confirming that each machine undergoes comprehensive inspections of materials, production, and pre-delivery. This thorough process ensures every product from our factory is a reflection of our steadfast quality standards.

Our customer service philosophy is centered on delivering exceptional pre-sales and after-sales support. We provide expert guidance to assist customers in selecting the ideal air equipment solutions, with high levels of customization in aesthetics and functionality. Our capability to produce OEM products highlights our flexibility in meeting varied dealer demands. Post-purchase, our proficient sales and service team stands ready to offer swift and efficient support, reaffirming our firm commitment to customer satisfaction.

At Sanzhi (Henan) Compressor Co., Ltd, our mission is to deliver outstanding, reliable products, fostering enduring partnerships with our valued clients. We take pride in our efficient delivery, unmatched quality, and competitive pricing, establishing us as the trusted provider for comprehensive compressed air solutions. Our steadfast commitment to these core principles assures customers of a truly rewarding and seamless experience with our offerings.

Nestled in the vibrant city of Xinzheng, Henan Province, China, our factory stands as a symbol of innovation and excellence. Conveniently located just 30 kilometers from Xinzheng International Airport, we extend a warm welcome and are happy to arrange transportation from the airport to our facility, a scenic journey of approximately one hour. We eagerly anticipate your visit and the opportunity to showcase our unwavering dedication to quality and service.

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Comprehensive Expert Solutions to Address Your Most Frequent Inquiries

Q1. Are you a trading company or manufacturer?
A: As a leading manufacturer, we specialize in producing top-tier screw air compressors. With over ten years of unparalleled expertise, our innovation and commitment define industry excellence.

Q2. How do you ensure top quality?
A: 1. Our unwavering commitment to quality begins with meticulous testing of every batch of raw materials, ensuring unrivaled standards.
2. We conduct installations with precise accuracy and stringent supervision, guaranteeing exceptional performance and dependability.
3. Each machine endures a comprehensive 5-hour test, verifying flawless operation before departing our premises.

Q3. What essential information should I provide to select the ideal machine?
1. Please specify the air delivery capacity required for your application (Unit: CFM or m³/Min).
2. Establish the necessary working pressure to achieve optimal performance (Unit: PSI, Bar, or Mpa).
3. Provide your country's voltage and frequency specifications (V/Hz) for a custom-tailored solution.
4. Indicate additional accessories desired, such as air tanks, filters, or air dryers, for a complete setup.
Share these details, and we will design the perfect solution to meet your requirements!

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 diverse range of voltage options: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, along with bespoke customization to fit your needs.

Q6. What is the expected delivery timeline?
A: Orders with standard voltage are dispatched within 15 working days post-confirmation. Contact our team for non-standard voltage inquiries.

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

Q8. What does your warranty cover?
A: Enjoy a comprehensive one-year warranty on the entire machine and an extended two-year warranty on the screw compressor, excluding consumables.

Q9. How is maintenance managed?
A: Initial maintenance is advised after 500 hours, with regular upkeep every 2000-3000 hours, tailored to specific operational conditions.

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

Q11. Do you provide OEM services?
A: Our inventive design team is ready to handle both OEM & ODM orders, bringing your vision to life.

Q12. What is the typical lifespan of your air compressors?
A: Crafted with unparalleled precision, our state-of-the-art air compressors are the epitome of engineering excellence, designed to deliver more than a decade of unwavering, efficient service. This extraordinary durability establishes a new standard in longevity, providing a reliable and seamless operation experience.

Q13. Will you provide some spare parts for the machines?
A: Absolutely, we take great pride in offering a vast and robust selection of spare parts. This comprehensive range is meticulously curated to ensure your machines maintain their extraordinary performance and reliability, significantly enhancing their operational life and functionality, allowing you to operate with confidence and peace of mind.

Q14. How about your after-sales service?
A: Our after-sales service stands as a hallmark of excellence, offering extensive online guidance that streamlines installation and commissioning processes. This is magnificently complemented by thorough training sessions and personalized setup support provided by our team of expert engineers, ensuring your operations are flawlessly smooth and optimally efficient.