China Supplier Hot Sale High-Performance Low-Pressure Screw Air Compressor for Industrial Solutions

• Customization: Available
• After-sales Service: Online Technology Support
• Warranty: 1 Year, 2 Years
• 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 our cutting-edge Special Screw Air Compressor, a true marvel of modern engineering, meticulously crafted to deliver unparalleled performance in Powder Conveying within industrial environments. This Closed Type Low Pressure Stationary Screw Air Compressor is expertly designed to meet the stringent demands of Cement Mixing Plants, Flour Mills, Coal Ash management, and Mineral Powder processing with extraordinary precision and reliability. Offering a comprehensive selection of power options, including 11KW, 22KW, 37KW, 45KW, and 55KW, this compressor sets the benchmark for unmatched performance and efficiency. It stands as the definitive solution for your industrial requirements, providing exceptional reliability and superior functionality.
 

Product Structure

Why Choose Sanzhi Dust Special Compressor?

Unveil the groundbreaking innovations in our specialized low-pressure air compressor, meticulously crafted to deliver unmatched dust conveying prowess. This essential device excels in the seamless transportation of materials such as dust, cement, and beyond. Operating within an impressive pressure range of 0.15-0.4Mpa, it features a direct drive system, a generously dimensioned head, and optimized low rotational speeds to guarantee exceptional performance. The uniquely designed oil-air separation structure, influenced by precision German engineering, ensures minimal noise and vibration, thereby enhancing the user experience. Installation is effortless, requiring no foundational support. This compressor guarantees rapid and efficient compressed air flow with an oil content below 2PPM, meeting all volumetric demands with ease. Its radiator, ingeniously crafted without an after-cooling device, is perfectly suited for moisture-sensitive materials like cement and flour, effectively averting coking and lumping, thus ensuring an impeccably smooth conveyance process.

Sanzhi is proud to introduce its specialized low-pressure air compressor, a revolutionary solution tailored for dust conveying with extraordinary versatility across industries such as cement, mineral powder, coal ash unloading, and textile fermentation. Renowned for its efficiency and energy-saving capabilities, this groundbreaking compressor establishes a new benchmark in the industry. Take, for instance, a 9.6-meter cement tanker that typically demands over an hour and a half for unloading with conventional equipment, resulting in excessive fuel consumption and inefficiency. In stark contrast, Sanzhi's powerful 37KW air compressor reduces unloading time to a mere 40 minutes, significantly enhancing efficiency, drastically cutting fuel consumption, and delivering substantial cost savings.
 

Detailed Photos

 

Direct-Connected Rotation Motor
Boasting a superior insulation grade of F and a protective rating of IP55, this motor guarantees unwavering flow rates and consistently delivers a stable load with remarkable efficiency. It offers exceptional durability for extended operational periods.

German Technology Air End
Harnessing the power of advanced German engineering, the air end features a large rotor and low-speed design to achieve unparalleled efficiency. Operates with minimized noise and vibration levels, it offers exceptional reliability, reduces leakage, and delivers outstanding volume efficiency.
 

Smart Button Screen
Designed for intuitive operation, this smart button screen boasts straightforward functionalities and rapid response times. The display is vivid, user-friendly, and requires minimal maintenance, significantly enhancing operational convenience.

Cooling System
Our state-of-the-art cooling system features a large heat exchange area, effectively preventing overheating. It minimizes the risk of oil emulsification and coking at high temperatures, maintaining peak performance consistently.
 

Reliable Oil and Air Separator
With a vertical tangential cyclone separation structure, this component ensures precise oil and air separation. It simplifies cartridge replacement, reduces maintenance expenses, and promotes efficient operation continuously.

Safe and Zero Leakage Connection
Sanzhi raises the bar in connectivity by replacing traditional low-cost hydraulic hoses with high-rigidity pipes and flexible joint connections. This innovation offers robust and burst-free solutions, with a rubber O-ring that guarantees a leak-proof seal.
 

Aluminum Intake Valve
This valve operates seamlessly and electrically for loading and unloading, incorporating noise reduction for the host. It provides stable, long-lasting performance with a smooth, wear-resistant surface, ensuring reliable air replenishment capabilities.

Oil Viewing Mirror
Made from PMMA material, this viewing mirror offers exceptional transparency and high-temperature resistance. It facilitates easy monitoring of oil levels and lubrication status, allowing timely replacements to prevent equipment damage.
 

Excellent Air Filter
Engineered for optimal air purification, this advanced filter system creates a clean air environment via a triple filtration process. It effectively meets emission standards by removing significant steam and fine dust particles.

Oil Filter
Expertly designed to eliminate impurities from the lubricating oil, this filter ensures superior lubrication of the head, significantly prolonging the air compressor's operational lifespan.

High-Quality Soundproof Cotton
Nestled within a compact noise reduction housing, the premium soundproof cotton enhances noise reduction, ensuring zero vibration amplitude during operation for a quieter, more efficient 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, this high-performance compressor is your steadfast partner for uninterrupted 24-hour operations. Boasting a phenomenal start/stop capability of up to 3 million cycles, it ensures consistent and dependable performance even in the most demanding environments, offering you unwavering reliability precisely when you require it.

Intelligent control
Experience the synergy of a robust, reliable electrical system and advanced, intuitive computer intelligence. This compressor is meticulously engineered for secure and dependable operations, flawlessly integrating state-of-the-art technology to enhance performance, guaranteeing unparalleled efficiency and simplicity like never before.

Easy use
Designed with the user in mind, this compressor offers effortless installation, operation, and maintenance. Its straightforward and streamlined design is ideal for a wide range of industrial applications, making it the preferred choice for industries that prioritize simplicity and efficiency in their operations.

Energy saving
Elevate your operational efficiency with remarkable energy savings. This compressor is crafted to significantly reduce energy consumption, helping you lower costs by an impressive 30-50%. It's the smart choice for those seeking an economical and eco-friendly solution, seamlessly aligning exceptional performance with sustainability.

High-temperature shutdown protection
Equipped with an automatic high-temperature shutdown mechanism, this compressor serves as a safeguard against overheating, protecting your equipment from potential damage and eliminating safety risks. It promises enhanced durability and peace of mind, making it an astute addition to your industrial operations.

Packaging & Shipping

Our Advantages

1. Competitive Pricing Advantage

We proudly present our customers with advantageous direct ex-factory pricing, offering a strategic competitive edge in the demanding market landscape.

2. Direct Dealings
Each product arrives straight from our factory, ensuring you receive immense value and unmatched cost-effectiveness.

3. OEM & ODM Services
Our factory's robust production and management proficiency empowers us to deliver comprehensive OEM/ODM services, meticulously tailored to meet your diverse and specific requirements.

4. Tailored Customization Services
We welcome non-standard orders, export requests, and bespoke specifications including voltage, power, and pressure. Reach out to us to fulfill your unique customization needs.

5. Small Order Acceptance
Begin your journey with our premium products by placing a modest trial order, allowing you to experience their superior quality firsthand.

6. Rapid Delivery
We are dedicated to delivering high-quality products swiftly and punctually, ensuring your operations remain seamless and efficient.

7. Comprehensive Authorization
Our distributors receive complete authorization certificates, empowering you to represent the distinguished SANZHI brand with absolute confidence and credibility.

Successful Cases

Certifications

About us

Sanzhi (Henan) Compressor Co., Ltd shines as a beacon of excellence and innovation in the domain of screw air compressors and vacuum pumps. With a legacy spanning over a decade, we meticulously engineer a vast array of products, including both standard and low-pressure screw air compressors. Our prestigious lineup showcases state-of-the-art permanent magnet frequency conversion models and highly efficient two-stage compression screw air compressors, alongside specialized designs crafted for laser cutting needs. Our versatile offerings include both single and double-tank mobile screw air compressors, enriching our expansive portfolio. Furthermore, we provide a comprehensive selection of electric and diesel mobile screw air compressors, complemented by cutting-edge screw vacuum pumps, ensuring meticulous solutions tailored to every industrial challenge.

Our sophisticated production capabilities are marked by the implementation of modern multi-air compressor assembly lines that exemplify contemporary efficiency and cutting-edge technology. Supported by a dedicated team of over 50 expert employees, we continually refine our management systems like ERP to enhance operations, reduce lead times, and guarantee the prompt delivery of premium products. Our persistent devotion to innovation and operational superiority ensures that our clients receive nothing short of excellence in both quality and performance.

Our unwavering commitment to superior quality is exemplified by our ISO9001 quality management system certification, reflecting our steadfast pursuit of meticulous quality control. We adhere to stringent quality management protocols, meticulously inspecting each machine through comprehensive material, production, and pre-delivery evaluations. This diligent process guarantees that every product leaving our factory is a proud testament to our unyielding quality standards, ensuring unmatched reliability and excellence.

Our customer service ethos is centered on delivering exceptional pre-sales and after-sales support. We provide expert guidance to customers in choosing the perfect air equipment solutions, offering extensive customization options, including both aesthetic and functional adjustments. Our capacity to produce OEM products further highlights our flexibility in accommodating the unique needs of dealers. Post-purchase, our professional sales and service team stands ready to deliver swift and effective assistance, reaffirming our enduring dedication to customer satisfaction and support.

At Sanzhi (Henan) Compressor Co., Ltd, our mission is to deliver exceptional and dependable products while fostering enduring partnerships with our esteemed clients. We take pride in our efficient delivery, unparalleled quality, and competitive pricing, making us the preferred choice for comprehensive compressed air solutions. Our unwavering commitment to these core principles assures customers of a truly rewarding and seamless experience with our offerings, ensuring lasting satisfaction and trust in our brand.

Situated in the dynamic 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 heartfelt welcome and are pleased to arrange transportation from the airport to our facility, a scenic journey of merely an hour. We eagerly look forward to hosting your visit and showcasing our relentless commitment to quality and exceptional service.

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Find Insightful Answers to Your Frequently Asked Questions

Q1. Are you a trading company or manufacturer?
A: We are proud to be a distinguished manufacturer of screw air compressors, with over ten years of unmatched professional expertise in the field.

Q2. How do you control quality?
A: 1. Our commitment to excellence begins with a meticulous inspection of each batch of raw materials, ensuring only the finest quality components are used.
2. Installation procedures are executed with precision under strict oversight, guaranteeing optimal performance and reliability.
3. Every machine undergoes a rigorous 5-hour nonstop testing phase, ensuring flawless operation before it exits our factory.

Q3. What information must I provide to get the suitable machine?
1. Specify the required air delivery capacity (Unit: CFM or m³/Min) for your application to ensure precision.
2. Indicate the desired working pressure (Unit: PSI, Bar, or Mpa) for optimal results tailored to your needs.
3. Provide your country's voltage and frequency specifications (V/Hz) to tailor the solution accurately and effectively.
4. Mention any need for additional accessories like air tanks, filters, or air dryers for a comprehensive setup.
Share these details with us, and we'll craft the perfect solution tailored to your needs!

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: Sanzhi offers an array of voltages: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, with bespoke customization available to suit your specific requirements.

Q6. How long is the delivery time?
A: For standard voltage orders, expect shipment within 15 working days post-confirmation. Reach out to sales for non-standard inquiries.

Q7. What's the payment term?
A: Our payment terms include a 30% T/T advance, 40% T/T pre-shipment, and 30% T/T upon receipt of the B/L copy, with payments accepted in USD and RMB.

Q8. How about your warranty?
A: Benefit from a robust one-year warranty for the entire machine and an extended two-year warranty for the screw compressor, excluding consumable parts.

Q9. What about the maintenance?
A: We recommend initial maintenance after 500 hours, followed by regular maintenance every 2000-3000 hours, tailored to specific conditions.

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

Q11. Do you offer OEM service?
A: With our expert design team at the helm, we warmly welcome both OEM & ODM orders to bring your vision to life.

Q12. How long could your air compressor be used?
A: Crafted for durability, our air compressors are generally built to last for over a decade, ensuring long-term reliability and value.

Q13. Will you provide some spare parts for the machines?
A: Certainly! At Sanzhi (Henan) Compressor Co., Ltd., we understand the importance of maintaining peak performance. Thus, we offer an extensive selection of top-quality spare parts designed specifically to keep your High-Performance Low-Pressure Screw Air Compressor running smoothly and efficiently, ensuring unyielding industrial solutions.

Q14. How about your after-sales service?
A: Rest assured, our after-sales service is second to none. We provide a robust suite of support options, including comprehensive online guidance for seamless installation and commissioning. Our expert engineers are on hand to deliver targeted training and setup assistance. This dual approach guarantees that your High-Performance Low-Pressure Screw Air Compressor operates without a hitch, allowing you to focus on what truly matters-your business success.