China Manufacturer Sanzhi Low-Pressure 2bar 3bar 4bar Screw Air Compressor for Efficient Cement Mixing, Semiconductor Industry, Electronic Industry

• 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 groundbreaking Special Screw Air Compressor from Sanzhi (Henan) Compressor Co., Ltd., a true pinnacle of modern engineering innovation crafted to revolutionize Powder Conveying across a spectrum of high-demand industrial settings. This sophisticated Closed Type Low Pressure Stationary Screw Air Compressor is meticulously engineered to not only meet but exceed the stringent demands of diverse applications such as Cement Mixing Plants, Flour Mills, Coal Ash handling, and Mineral Powder processing, delivering unmatched precision and efficiency. Boasting an impressive array of power options that include 11KW, 22KW, 37KW, 45KW, and 55KW, this compressor promises extraordinary performance and operational excellence. It stands as the ultimate solution for your industrial applications, offering steadfast reliability and exceptional functionality that your operations can consistently depend on. With this state-of-the-art compressor, Sanzhi is setting a new standard in the industry, ensuring your processes run smoothly and efficiently, minimizing downtime while maximizing output. This powerhouse of a machine is designed to be the cornerstone of productivity, ushering in a new era of industrial efficiency and reliability that keeps your business ahead of the competition.
 

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 machine has been designed to overcome the challenges associated with efficient transportation of materials like dust and cement, operating seamlessly within a versatile pressure range of 0.15-0.4Mpa. Marvel at the direct drive system, complemented by an extensively proportioned head, optimized for low rotational speeds to ensure unmatched performance and reliability. The compressor's oil-air separation structure, a testament to precision German engineering, guarantees a quiet operational environment with minimal noise and vibration. Simplifying your experience, the compressor boasts a seamless installation process requiring no foundational support. Enjoy the dynamic airflow of compressed air, featuring an exceptionally low oil content of under 2PPM, perfectly tailored to meet all your volume requirements. The radiator is ingeniously crafted 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 diverse industries. Whether handling cement, mineral powder, coal ash unloading, or textile fermentation, this compressor displays unmatched versatility and energy-saving capabilities, redefining efficiency and revolutionizing operational processes. Imagine a scenario with a 9.6-meter cement tanker, which typically requires over an hour and a half for unloading, leading to high fuel costs and inefficiencies. In stark contrast, Sanzhi's robust 37KW air compressor significantly reduces unloading time to just 40 minutes, greatly enhancing productivity, minimizing fuel consumption, and delivering impressive cost savings. Embrace the future of industrial efficiency with Sanzhi's unparalleled compressor solutions, meticulously designed to elevate your operations to new heights.
 

Detailed Photos

 

Direct-Connected Rotation Motor
This motor is a marvel of engineering with an exceptional insulation grade of F and a protective rating of IP55. It delivers a steady and powerful flow, ensuring remarkable stability. Designed for outstanding load performance, this motor not only boosts efficiency but also assures unmatched durability for extended operation.

German Technology Air End
Harness the power of cutting-edge German engineering with this air end, a true modern marvel. The large rotor coupled with a unique low-speed configuration optimizes efficiency, delivering quieter operation with minimal vibrations. This ingenious design not only enhances reliability but also minimizes leakage, achieving extraordinary volume efficiency.
 

Smart Button Screen
Designed with user convenience at its core, this smart button screen ensures seamless operability and rapid responsiveness. Its vibrant, intuitive display dramatically reduces maintenance requirements while significantly enhancing user experience and operational efficiency.

Cooling System
Our advanced cooling system features an extensive heat exchange area that effectively prevents overheating. By expertly avoiding oil emulsification and coking at high temperatures, it ensures peak performance in all operational scenarios.
 

Reliable Oil and Air Separator
This oil and air separator, with its vertical tangential cyclone separation design, excels in efficient separation. It simplifies cartridge replacement, reduces maintenance expenses, and provides seamless, uninterrupted performance.

Safe and Zero Leakage Connection
Sanzhi revolutionizes connectivity by replacing traditional low-cost hydraulic hoses with robust high-rigidity pipes and flexible joints. This innovation ensures a burst-free, seamless connection, further sealed by a rubber O-ring for flawless leak-proof performance.
 

Aluminum Intake Valve
Perfectly engineered for both loading and unloading phases, this valve reduces noise to benefit the host. Its smooth and wear-resistant surface ensures long-lasting, stable performance, guaranteeing reliable air supply capabilities over time.

Oil Viewing Mirror
Made from durable PMMA material, this viewing mirror offers excellent transparency and can withstand high temperatures. It allows straightforward monitoring of oil levels and lubrication status, enabling timely replacements to prevent equipment damage.
 

Excellent Air Filter
This state-of-the-art filter system is designed for superior air purification, creating a pristine air environment through its triple filtration process. It effectively meets stringent emission standards by removing significant steam and fine dust particles.

Oil Filter
This meticulously crafted oil filter excels at removing impurities from lubricating oil. It ensures optimal lubrication of the head, significantly extending the operational life of the air compressor.

High-Quality Soundproof Cotton
Enclosed within advanced noise reduction housing, the premium soundproof cotton greatly enhances noise reduction, ensuring zero vibration during operation for a quieter and more 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 unsurpassed strength and peerless endurance, this exceptional compressor emerges as your steadfast ally in tireless 24/7 operations. With the extraordinary capacity to initiate and halt a staggering 3 million times, it ensures unwavering and consistent performance, even amidst the most challenging and rigorous environments. Rely on its steadfast dependability to deliver excellence precisely when needed, facilitating seamless functionality across all industrial applications.

Intelligent control
Immerse yourself in the epitome of reliability with this ultra-modern electrical system, seamlessly harmonized with advanced, intuitive computer intelligence. This compressor is meticulously engineered to guarantee secure, dependable operation, harnessing pioneering technological advancements to elevate performance to new heights. Delight in unparalleled efficiency and supreme convenience for all your industrial needs, assured by its brilliantly intelligent design.

Easy use
Ingeniously engineered with the user as a core focus, this compressor offers unrivaled simplicity in installation, operation, and maintenance. Its streamlined and efficient design meets a broad spectrum of industrial requirements, establishing it as the premier choice for businesses that value user-friendly and effective solutions. Experience effortless usability and reliability in your operations, with a compressor that genuinely caters to your every need.

Energy saving
Achieve exceptional operational efficiency while enjoying substantial energy savings. This compressor is expertly crafted to drastically reduce energy consumption, empowering you to cut costs by a remarkable 30-50%. It emerges as the perfect solution for those seeking an economical and eco-friendly option, effortlessly merging robust performance with sustainable practices for a greener future.

High-temperature shutdown protection
Featuring an automatic high-temperature shutdown capability, this compressor serves as a reliable protector against overheating, safeguarding your equipment from potential damage and eliminating safety hazards. It promises enhanced durability and provides unparalleled peace of mind, cementing its role as an invaluable asset for your industrial pursuits, where protection and performance are perfectly intertwined.

Packaging & Shipping

Our Advantages

1. Unbeatable Competitive Pricing Advantage

We proudly present unmatched ex-factory pricing that empowers our customers with a significant competitive edge in the marketplace. With our cost-effective solutions, you can effectively thrive and expand your business horizon.

2. Direct Dealings for Ultimate Value
Enjoy the ultimate value as each product is sourced directly from our cutting-edge factory. This ensures you receive exceptional cost-effectiveness and quality with every purchase.

3. Comprehensive OEM & ODM Services
Our factory excels in production and management capabilities, enabling us to deliver extensive OEM/ODM services tailored specifically to meet your diverse and exacting needs, ensuring unrivaled satisfaction.

4. Tailored Customization Services for Unique Solutions
We invite non-standard orders, special export requirements, and bespoke specifications such as voltage, power, and pressure. Collaborate with us to achieve your unique solutions with unparalleled precision and expertise.

5. Flexible Small Order Acceptance
Begin your journey with us by placing a small trial order of our outstanding products and experience their exceptional quality firsthand. A small step that makes a significant impact.

6. Swift and Efficient Rapid Delivery
We are dedicated to providing prompt and efficient delivery of high-quality products, ensuring seamless continuity in your operations without any delays.

7. Comprehensive Authorization for Confident Representation
As a distributor, receive fully comprehensive authorization certificates, empowering you to represent and sell the esteemed SANZHI brand with utmost confidence and credibility.

Showcasing Our Successful Cases

Certifications

About us

Sanzhi (Henan) Compressor Co., Ltd is a pioneering force in the realm of screw air compressors and vacuum pumps, setting benchmarks in innovation and reliability. With over a decade of excellence, we masterfully craft a broad and versatile suite of products, ranging from standard to low-pressure screw air compressors. Our avant-garde collection features state-of-the-art permanent magnet frequency conversion models and high-efficiency two-stage compression screw air compressors, meticulously engineered for laser cutting applications. Our dynamic portfolio includes adaptable single and double-tank mobile screw air compressors. Addressing diverse industrial demands, we offer an extensive selection of both electric and diesel mobile screw air compressors, alongside sophisticated screw vacuum pumps, ensuring bespoke solutions for every industrial necessity.

Our manufacturing prowess is showcased by our ultra-modern multi-air compressor assembly lines, epitomizing contemporary efficiency and cutting-edge innovation. Supported by a highly skilled team of over 50 professionals, we consistently enhance our management systems, including ERP, to streamline operations, reduce lead times, and ensure the swift delivery of superior products. Our unrelenting focus on innovation and excellence guarantees that our clients receive products of unparalleled quality and outstanding performance.

Our steadfast commitment to excellence is magnificently embodied by our ISO9001 quality management system certification, highlighting our rigorous dedication to quality control. We diligently adhere to quality management practices, ensuring each machine undergoes comprehensive inspections of materials, during production, and prior to delivery. This meticulous process guarantees that every product from our factory stands as a testament to our unwavering quality standards.

Our customer-centric philosophy is dedicated to delivering exceptional pre-sales and after-sales support. We offer expert guidance to assist customers in selecting the ideal air equipment solutions, with extensive customization options in both aesthetics and functionality. Our ability to manufacture OEM products underscores our flexibility in meeting diverse dealer demands. After purchase, our experienced sales and service team is ready to provide prompt and efficient support, reaffirming our unyielding commitment to customer satisfaction.

At Sanzhi (Henan) Compressor Co., Ltd, our mission is to deliver outstanding and dependable products, fostering enduring partnerships with our esteemed clients. We take immense pride in our efficient delivery, unparalleled quality, and competitive pricing, solidifying our reputation as the trusted provider for comprehensive compressed air solutions. Our unwavering commitment to these core principles assures customers of a truly rewarding and seamless experience with our remarkable offerings.

Nestled in the vibrant city of Xinzheng, Henan Province, China, our factory is a beacon of innovation and excellence. Conveniently located just 30 kilometers from Xinzheng International Airport, we extend a warm welcome and are delighted to arrange transportation from the airport to our facility, a picturesque journey of about an hour. We eagerly anticipate your visit and the opportunity to showcase our unwavering dedication to quality and exceptional service.

More Products

Discover Our Expertly Crafted Responses to Your Most Frequently Asked Questions

Q1. Are you a trading company or manufacturer?
A: We proudly stand as a distinguished manufacturer, specializing in screw air compressors. With over a decade of exceptional expertise and a legacy of continuous innovation, we lead the industry with distinction.

Q2. How do you ensure top quality?
A: 1. Our commitment to excellence starts with a meticulous inspection of each raw material batch, ensuring we meet only the highest standards right from the start.
2. Every installation is executed with meticulous attention to detail, under stringent supervision for optimal performance and unwavering reliability.
3. Each machine undergoes an exhaustive 5-hour nonstop testing regime to ensure flawless functionality before it leaves our facility.

Q3. What essential information should I provide to select the ideal machine?
1. Specify the air delivery capacity your application demands, whether in CFM or m³/Min, to match your precise needs.
2. Identify the desired working pressure for optimal results (Units: PSI, Bar, or Mpa).
3. Provide the voltage and frequency settings (V/Hz) prevalent in your country for a customized and precise solution.
4. Indicate any extra accessories required, like air tanks, filters, or air dryers, for a comprehensive setup.
Share these specifics, and we will design the perfect solution tailored to your unique 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 array of voltage options including 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p, with bespoke solutions tailored to fit your specific requirements.

Q6. What is the expected delivery timeline?
A: For standard voltage orders, anticipate shipment within 15 business days following order confirmation. For non-standard voltages, please consult our sales team for precise delivery timing.

Q7. What are your payment terms?
A: Our flexible payment structure involves 30% T/T in advance, 40% T/T before shipment, and 30% T/T upon B/L copy receipt, accommodating transactions in both USD and RMB.

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

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

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

Q11. Do you provide OEM services?
A: Backed by our innovative design team, we enthusiastically embrace OEM & ODM orders, fully committed to bringing your unique vision to life.

Q12. What is the typical lifespan of your air compressors?
A: Expertly crafted with precision and engineered for performance that stands the test of time, our state-of-the-art air compressors are a beacon of innovation and reliability. Designed for over a decade of consistent and efficient operation, they set the industry standard for durability and longevity. This ensures that your operations run smoothly and efficiently, without compromising on quality.

Q13. Will you provide some spare parts for the machines?
A: Absolutely! We are proud to offer an extensive range of durable and robust spare parts. Our meticulously curated selection ensures that your machines achieve peak performance and maintain unwavering reliability. By significantly extending their operational life, we enhance their functionality, ensuring they meet and exceed evolving demands with unmatched excellence.

Q14. How about your after-sales service?
A: Our after-sales service is exemplary, offering a comprehensive array of online guidance that simplifies installation and commissioning. We provide in-depth training sessions and personalized setup support, all delivered by our seasoned engineers. This ensures your operations run smoothly and efficiently, underscoring our commitment to exceptional service and customer satisfaction.