China Manufacturer 37kw Low-Pressure 2bar 3bar 4bar Industry Screw Air Compressor for Cement Mixing

• Customization: Available
• After-sales Service: Online Technology Support
• Warranty: 1 Year, 2 Years
• Model NO.: SZ37
• 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 pinnacle of modern engineering designed to streamline Powder Conveying in various high-demand industrial environments. This sophisticated Closed Type Low Pressure Stationary Screw Air Compressor is expertly engineered to meet and exceed the stringent requirements of Cement Mixing Plants, Flour Mills, Coal Ash handling, and Mineral Powder processing with unmatched precision and efficiency. With a formidable selection of power options ranging from 11KW, 22KW, 37KW, 45KW, to 55KW, this compressor ensures extraordinary performance and operational excellence. It is the ultimate solution for your industrial applications, delivering steadfast reliability and exceptional functionality that you can depend on.
 

Product Structure

Why choose Sanzhi dust special compressor?

Step into the future of dust conveying technology with our premium low-pressure air compressor, a masterclass in meticulous engineering and advanced functionality. Specially crafted to conquer the challenges of efficiently transporting materials such as dust and cement, this powerhouse operates within a flexible pressure range of 0.15-0.4Mpa. Its direct drive is complemented by an extensively proportioned head and optimized low rotational speed, all contributing to its exceptional performance prowess. The compressor features a distinguished oil-air separation structure, where precision German engineering ensures a serene operational environment with minimal noise and vibration. You'll appreciate the seamless installation process, as it requires no foundational support. Experience rapid airflow of compressed air with a remarkably low oil content of under 2PPM, perfectly meeting your volume requirements. Additionally, the radiator boasts a design free from after-cooling devices, making it superb for transporting moisture-sensitive materials such as cement and flour. This design effectively prevents issues like coking and caking, thus facilitating impeccable material conveyance.

Sanzhi proudly introduces its trailblazing low-pressure air compressor, an innovative marvel engineered for exceptional dust conveying proficiency across a myriad of industries. Whether dealing with cement, mineral powder, coal ash unloading, or textile fermentation, this compressor exhibits unmatched versatility and energy-saving capabilities. Setting a new benchmark in efficiency, it transforms operational processes. Consider a scenario with a 9.6-meter cement tanker, which traditionally demands over an hour and a half for unloading with conventional equipment, leading to high fuel costs and inefficiencies. In stark contrast, Sanzhi's robust 37KW air compressor reduces unloading time to a mere 40 minutes, significantly enhancing productivity, minimizing fuel consumption, and delivering impressive cost reductions.
 

Detailed Photos

 

Direct-Connected Rotation Motor
Boasting an impressive insulation grade of F combined with a protective layer rated IP55, this motor guarantees a relentless flow of power. It delivers consistently stable loads with outstanding efficiency, ensuring unmatched longevity for prolonged usage.

German Technology Air End
With groundbreaking German engineering, the air end features an expansive rotor and low-speed design delivering superb efficiency. It runs with reduced noise and minimal vibrations, ensuring exceptional reliability, minimizing leakage, and promising outstanding volume efficiency.
 

Smart Button Screen
Designed for ease of use, this smart button screen offers simple functions with lightning-fast response times. The display is bright, intuitive, and requires minimal upkeep, greatly boosting operational ease.

Cooling System
Our advanced cooling system design features an extensive heat exchange area to avert overheating. It prevents oil emulsification and coking due to high temperatures, ensuring optimal performance at all times.
 

Reliable Oil and Air Separator
With a vertical tangential cyclone separation design, this component guarantees efficient oil and air separation. It simplifies the process of cartridge replacement, cuts down on maintenance costs, and encourages smooth operation.

Safe and Zero Leakage Connection
Sanzhi revolutionizes connectivity by discarding traditional low-cost hydraulic hoses. Instead, it utilizes high-rigidity pipes paired with flexible joints, delivering robust, burst-free connections with a rubber O-ring ensuring an impeccable leak-proof seal.
 

Aluminum Intake Valve
Operating seamlessly for loading and unloading, this valve includes noise reduction for the host. It offers stable, enduring performance with a smooth, wear-resistant surface, guaranteeing reliable air supply capabilities.

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

Excellent Air Filter
Crafted for superior air purification, this advanced filter system creates a clean air environment with a triple filtration process. It efficiently meets emission standards by removing both substantial steam and fine dust particles.

Oil Filter
This oil filter is meticulously crafted to remove impurities from the lubricating oil, ensuring optimal lubrication of the head and extending the air compressor's operational life.

High-Quality Soundproof Cotton
Enclosed within a snug noise reduction housing, the high-grade soundproof cotton significantly boosts noise reduction, ensuring zero vibration during operation for a quieter, more efficient 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
Expertly engineered for supreme durability, this compressor stands as your steadfast ally in relentless 24-hour operations. Boasting an extraordinary start/stop capability of up to 3 million cycles, it ensures consistent, unwavering performance amidst the toughest conditions, providing you with dependability precisely when you need it.

Intelligent control
Unleash the potential of a highly reliable electrical system, intricately combined with cutting-edge, intuitive computer intelligence. This compressor is meticulously designed for secure and dependable operations, seamlessly incorporating the latest technological advancements to enhance performance, offering unprecedented efficiency and convenience.

Easy use
Featuring a design tailored for the user, this compressor is exceptionally simple to install, operate, and maintain. Its clear and efficient design meets a broad spectrum of industrial needs, making it the preferred choice for industries that prioritize ease and effectiveness in their operations.

Energy saving
Elevate your operational proficiency with substantial energy savings. This compressor is crafted to significantly reduce energy use, enabling you to cut costs by an impressive 30-50%. It's the ideal choice for those seeking a cost-effective and eco-friendly solution, harmonizing robust performance with environmental consciousness.

High-temperature shutdown protection
Equipped with an automatic high-temperature shutdown feature, this compressor acts as a vigilant protector against overheating, safeguarding your equipment from potential harm and nullifying safety hazards. It guarantees enhanced durability and reassurance, making it an indispensable asset for your industrial operations.

Packaging & Shipping

Our Advantages

1. Competitive Pricing Advantage

We proudly offer direct ex-factory pricing, empowering our customers with a competitive edge in the market.

2. Direct Dealings
Every product is supplied directly from our factory, promising you greater value and cost-effectiveness.

3. OEM & ODM Services
Our factory's impressive production and management capabilities enable us to provide comprehensive OEM/ODM services tailored precisely to your diverse needs.

4. Tailored Customization Services
We embrace non-standard orders, export demands, and customized specifications such as voltage, power, pressure, and more. Connect with us to fulfill your unique requirements.

5. Small Order Acceptance
You can initiate your experience with our superior products by placing a small trial order, allowing you to evaluate their exceptional quality firsthand.

6. Rapid Delivery
We are committed to delivering high-quality products swiftly and on time, ensuring your operations run smoothly.

7. Comprehensive Authorization
Our distributors are provided with complete authorization certificates, allowing you to represent and sell the esteemed SANZHI brand with utmost confidence.

Successful Cases

Certifications

About us

Sanzhi (Henan) Compressor Co., Ltd is a beacon of innovation and reliability in the dynamic world of screw air compressors and vacuum pumps. For over a decade, our expertise has shone brightly in crafting a versatile array of products, from regular to low-pressure screw air compressors. Our advanced range includes state-of-the-art permanent magnet frequency conversion models and efficient two-stage compression screw air compressors. Tailored for precision, we offer designs specifically for laser cutting applications. Our portfolio also boasts versatile single and double-tank mobile screw air compressors. To meet diverse industrial needs, we provide an extensive 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 highlighted by cutting-edge multi-air compressor assembly lines, epitomizing modern efficiency. Supported by a dedicated team of over 50 talented professionals, we continually refine our management systems, including ERP, to enhance operations, reduce lead times, and ensure the rapid supply of superior products. Our relentless focus on innovation and excellence guarantees that our clients receive products of the highest quality and outstanding performance.

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

Our customer service philosophy centers on providing exceptional pre-sales and after-sales support. We offer expert guidance to help customers choose the best air equipment solutions, with high customization levels 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 and reliable products, fostering enduring partnerships with our cherished clients. We pride ourselves on efficient delivery, unbeatable 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 lively city of Xinzheng, Henan Province, China, our factory symbolizes innovation and excellence. Conveniently located a mere 30 kilometers from Xinzheng International Airport, we warmly welcome you and happily arrange transportation from the airport to our facility, a scenic journey of about an hour. We eagerly look forward to your visit and the opportunity to showcase our unwavering dedication to quality and service.

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Expert Answers to Your Most Frequently Asked Questions

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. Installation is performed with meticulous precision under strict supervision, guaranteeing peak performance.
3. Each machine is subjected to an exhaustive 5-hour continuous testing period, verifying impeccable operation before leaving our facilities.

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. 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.
4. Indicate any additional accessories needed such as air tanks, filters, or air dryers for a comprehensive setup.
Provide these details, and we will tailor 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 presents 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 unique needs.

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 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 regular 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: Engineered for longevity, our air compressors are typically designed to deliver over a decade of dependable performance.

Q13. Will you provide some spare parts for the machines?
A: Certainly, we proudly offer a robust selection of spare parts. This ensures that your machines continue to operate with peak performance and reliability, enhancing their longevity and functionality.

Q14. How about your after-sales service?
A: Our after-sales service is unmatched, featuring extensive online guidance for installation and commissioning. This is further supported by expert engineer-led training sessions and setup assistance, guaranteeing that your operations are as smooth and efficient as possible.