China Manufacturer Low-Pressure Screw Air Compressor with Superior 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

Step into the future of industrial excellence with the revolutionary Special Screw Air Compressor by Sanzhi (Henan) Compressor Co., Ltd. This masterpiece of modern engineering is set to transform Powder Conveying across a spectrum of high-demand industrial arenas. Experience the epitome of industrial efficiency with the expertly designed Closed Type Low Pressure Stationary Screw Air Compressor, crafted to not only meet but surpass the rigorous demands of various applications. Ideal for Cement Mixing Plants, Flour Mills, Coal Ash management, or Mineral Powder processing, this compressor ensures unmatched precision and unparalleled efficiency. Choose from a compelling range of power options: 11KW, 22KW, 37KW, 45KW, up to an impressive 55KW, promising extraordinary performance and operational superiority. More than a mere compressor, it signifies a revolution in industrial applications, offering unwavering reliability and exceptional functionality that your operations can count on.
 

Product Structure

Why choose Sanzhi dust special compressor?

Embark on a journey into the future of dust conveying technology with our extraordinary Industrial Low-Pressure Screw Air Compressor. This elegant creation is a testament to precise engineering and cutting-edge functionality. Expertly crafted to tackle the complexities of transporting materials like dust and cement with utmost efficiency, this powerhouse operates seamlessly within a dynamic pressure range of 0.15-0.4Mpa. Its direct drive benefits from a generously dimensioned head and an optimized low rotational speed, ensuring unrivaled performance. The compressor boasts an exceptional oil-air separation structure, with German-engineered precision facilitating a tranquil operational environment characterized by minimal noise and vibration. Revel in the ease of installation, as no foundational support is necessary. Experience the rapid flow of compressed air with an impressively low oil content of less than 2PPM, precisely tailored to your volume needs. Additionally, the radiator's design eliminates the need for after-cooling devices, making it ideal for transporting moisture-sensitive materials such as cement and flour. This innovative design prevents issues like coking and caking, ensuring flawless material conveyance.

Sanzhi is proud to introduce its groundbreaking low-pressure air compressor, a brilliant innovation designed for superior dust conveying efficiency across a wide spectrum of industries. Whether handling cement, mineral powder, coal ash unloading, or textile fermentation, this compressor offers unparalleled versatility and energy efficiency. Setting a new benchmark in operational excellence, it revolutionizes processes. Picture a 9.6-meter cement tanker, which traditionally requires over 90 minutes for unloading with conventional equipment, leading to excessive fuel costs and inefficiencies. In striking contrast, Sanzhi's powerful 37KW air compressor reduces unloading time to just 40 minutes, dramatically boosting productivity, minimizing fuel usage, and delivering remarkable cost savings.
 

Detailed Photos

 

Direct-Connected Rotation Motor
This motor, with its distinguished insulation grade of F and a robust protective IP55 rating, guarantees a seamless and stable power flow. Its consistent load performance is coupled with remarkable efficiency, offering unparalleled durability and reliability for extended, uninterrupted use.

German Technology Air End
Harnessing advanced German engineering, this air end is designed with a large rotor and low-speed operation, enhancing efficiency. It runs quietly with minimal vibration, ensuring top-tier reliability, minimizing leakage, and providing exceptional volume efficiency.
 

Smart Button Screen
Crafted for effortless interaction, this smart button screen ensures user-friendly operation with rapid response times. Its vibrant and intuitive display requires minimal maintenance, significantly boosting operational convenience and user satisfaction.

Cooling System
Our contemporary cooling system boasts an expansive heat exchange area to effectively manage heat, preventing overheating. This design avoids oil emulsification and coking at elevated temperatures, maintaining optimal performance even under challenging conditions.
 

Reliable Oil and Air Separator
Featuring a vertical tangential cyclone separation design, this component ensures proficient oil and air separation. It simplifies cartridge replacement, minimizes maintenance expenditures, and facilitates smooth, uninterrupted functionality.

Safe and Zero Leakage Connection
Sanzhi transforms connectivity by replacing conventional low-cost hydraulic hoses with high-rigidity pipes and flexible joints, ensuring solid, burst-free connections. A rubber O-ring provides a perfect leak-proof seal, revolutionizing secure connectivity.
 

Aluminum Intake Valve
This valve operates seamlessly during load transitions, offering noise reduction for the host. It delivers stable, enduring performance with a smooth, wear-resistant surface, ensuring reliable air supply capabilities.

Oil Viewing Mirror
Constructed from premium PMMA material, this viewing mirror offers outstanding transparency and withstands high temperatures. It allows easy monitoring of oil levels and lubrication status, facilitating timely replacements to avert equipment damage.
 

Excellent Air Filter
Designed for top-notch air purification, this advanced filter system crafts a pristine air environment using a comprehensive triple filtration process. It effectively meets rigorous emission standards by eliminating both coarse steam and fine dust particles.

Oil Filter
Skillfully engineered, this oil filter expertly removes impurities from lubricating oil, ensuring optimal lubrication of the head and prolonging the compressor's operational lifespan.

High-Quality Soundproof Cotton
Housed within an efficient noise reduction casing, the premium soundproof cotton enhances noise suppression, ensuring zero vibration, resulting in a quieter and more effective 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
Crafted with remarkable precision, this compressor epitomizes strength and endurance. It serves as your relentless ally in continuous 24/7 operations, boasting an astonishing capability to start and stop up to an impressive 3 million times. This ensures unwavering and dependable performance, seamlessly adapting to even the harshest environments. Rely on its unparalleled dependability to deliver remarkable results precisely when it matters most.

Intelligent Control
Enter a new realm of reliability with our cutting-edge electrical system, seamlessly integrated with sophisticated and intuitive computer intelligence. Engineered to ensure safe and dependable operation, this compressor leverages the latest technological advancements to enhance performance. Experience unrivaled efficiency and convenience across all your industrial applications, streamlining your processes for unmatched effectiveness.

Easy Use
Designed with the user in mind, this compressor offers unparalleled simplicity in installation, operation, and maintenance. Its straightforward and efficient design caters to a diverse range of industrial needs, establishing itself as the top choice for businesses that prioritize user-friendly and effective solutions in their operations.

Energy Saving
Unlock extraordinary operational efficiency with substantial energy savings. This compressor is meticulously designed to significantly reduce energy consumption, allowing you to cut costs by an impressive 30-50%. It stands as the perfect solution for those seeking not only an economical choice but also one that aligns with sustainable practices, combining powerful performance with a commitment to environmental responsibility.

High-Temperature Shutdown Protection
Outfitted with an automatic high-temperature shutdown feature, this compressor serves as a steadfast protector against overheating, shielding your equipment from potential damage while reducing safety risks. It assures enhanced durability and peace of mind, cementing its place as an indispensable asset for your industrial endeavors.

Packaging & Shipping

Our Advantages

1. Unbeatable Competitive Pricing Advantage

We proudly present our exclusive direct ex-factory pricing strategy, designed to grant you a commanding edge in the marketplace. Our competitively affordable pricing structure empowers you to thrive, expand, and confidently surpass your competitors.

2. Direct Dealings for Ultimate Value
All products are delivered straight from our cutting-edge factory, ensuring unparalleled value and exceptional cost-effectiveness with each and every purchase.

3. Comprehensive OEM & ODM Services
Our factory is renowned for its superior production and management capabilities, enabling us to offer extensive OEM/ODM services meticulously tailored to fulfill your diverse and precise requirements.

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

5. Flexible Small Order Acceptance
Embark on your successful journey with our exceptional products by placing a small trial order. Gain firsthand experience of their remarkable quality and witness their superior performance.

6. Swift and Efficient Rapid Delivery
We are committed to delivering premium-quality products to you swiftly and with reliability, ensuring your operations continue smoothly without any interruption.

7. Comprehensive Authorization for Confident Representation
Our distributors are endowed with complete authorization certificates, empowering you to represent and sell the prestigious SANZHI brand with absolute 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. With over a decade of expertise, we excel in crafting a versatile array of products, ranging from regular to low-pressure screw air compressors. Our advanced lineup features state-of-the-art permanent magnet frequency conversion models and highly efficient two-stage compression screw air compressors. Designed with precision, we offer specialized solutions for laser cutting applications. Our extensive portfolio also includes versatile single and double-tank mobile screw air compressors. To cater to diverse industrial needs, we provide a comprehensive selection 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 underscored by cutting-edge multi-air compressor assembly lines, epitomizing modern efficiency. Supported by a dedicated team of over 50 skilled professionals, we continually refine our management systems, including ERP, to enhance operations, streamline lead times, and ensure the rapid supply of superior products. Our relentless focus on innovation and excellence ensures that our clients receive products of the highest quality and exceptional performance.

Our pursuit of excellence is exemplified by our ISO9001 quality management system certification, highlighting our rigorous commitment to quality control. We meticulously adhere to quality management practices, ensuring each machine undergoes comprehensive inspections of materials, production, and pre-delivery. This thorough process guarantees every product from our factory stands as a testament to our unwavering quality standards.

Our customer service philosophy is centered on delivering exceptional pre-sales and after-sales support. We offer expert guidance to help customers choose the best air equipment solutions, with high levels of customization in aesthetics and functionality. Our ability to produce OEM products highlights our flexibility in meeting varied dealer demands. Post-purchase, our proficient sales and service team is 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 and reliable products, fostering enduring partnerships with our valued clients. We pride ourselves on 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.

Situated in the vibrant city of Xinzheng, Henan Province, China, our factory is a symbol of innovation and excellence. Conveniently located just 30 kilometers from Xinzheng International Airport, we warmly welcome you 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 service.

More Products

Discover Our Comprehensive Expert Guidance: Answering All Your Frequently Asked Questions with Precision and Clarity

Q1. Are you a trading company or manufacturer?
A: We proudly stand as a leading manufacturer of screw air compressors, boasting over a decade of unrivaled professional expertise and innovation in the industry.

Q2. How do you ensure top quality?
A: 1. Our unwavering commitment to excellence starts with a comprehensive inspection of every batch of raw materials, ensuring only the finest quality.
2. Installations are executed with meticulous precision under strict supervision, guaranteeing peak performance and reliability.
3. Each machine undergoes an exhaustive 5-hour continuous testing period, verifying flawless operation before leaving our facilities.

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

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 voltages including: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, with bespoke customization options to meet your specific requirements.

Q6. What is the expected delivery timeline?
A: For standard voltage orders, anticipate shipment within 15 working days post-order confirmation. Contact our sales team for non-standard voltage requirements.

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

Q8. What does your warranty cover?
A: Enjoy comprehensive protection with a one-year warranty for the entire machine and an extended two-year warranty for the screw compressor, excluding consumable parts.

Q9. How is maintenance managed?
A: We recommend an initial maintenance after 500 hours, followed by routine maintenance every 2000-3000 hours, adapted to specific operational conditions.

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

Q11. Do you provide OEM services?
A: With our talented design team leading the way, we enthusiastically welcome both OEM & ODM orders to bring your vision to fruition.

Q12. What is the typical lifespan of your air compressors?
A: Crafted with unparalleled precision and ingeniously engineered for lasting excellence, our state-of-the-art Industrial Low-Pressure Screw Air Compressors are meticulously constructed to provide you with over a decade of dependable and efficient service. We are redefining the benchmarks of durability and performance excellence.

Q13. Will you provide some spare parts for the machines?
A: Absolutely, we are thrilled to offer an expansive selection of robust spare parts. Our comprehensive inventory ensures that your machines consistently deliver extraordinary performance and unwavering reliability, thereby significantly enhancing their operational lifespan and functionality.

Q14. How about your after-sales service?
A: Our after-sales service is an epitome of excellence, offering you an extensive suite of online guidance that effortlessly simplifies installation and commissioning. This is further enhanced by detailed training sessions and bespoke setup support, all orchestrated by our team of expert engineers. We ensure your operational processes are impeccably smooth and optimized for ultimate efficiency.