China Sanzhi Factory 37kw 50HP Air Cooling Fixed Frequency Low-Pressure Oil Lubrication Screw Air Compressor for High Efficiency Powder Conveying Industrial Use

• Customization: Available
• After-sales Service: Online Technology Support
• Warranty: 1 Year for The Whole Machine & 2 Years for Airend
• 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 true pinnacle of modern engineering innovation designed to revolutionize Powder Conveying in a wide range of high-demand industrial environments. This sophisticated Closed Type Low Pressure Stationary Screw Air Compressor is meticulously engineered to meet and exceed the stringent requirements of diverse applications such as Cement Mixing Plants, Flour Mills, Coal Ash handling, and Mineral Powder processing, delivering unmatched precision and efficiency. With an impressive array of power options ranging from 11KW, 22KW, 37KW, 45KW, to 55KW, this compressor guarantees extraordinary performance and operational excellence. It stands as the ultimate solution for your industrial applications, providing steadfast reliability and exceptional functionality that your operations can consistently depend on.
 

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. Meticulously crafted to efficiently transport materials, such as dust and cement, this powerhouse operates within an adaptable pressure range of 0.15-0.4Mpa. Boasting a direct drive that is 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.

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.
 

Detailed Photos

 

Direct-Connected Rotation Motor
Our powerful motor, with its impressive insulation grade of F and an IP55 protection rating, promises an uninterrupted power supply with remarkable stability. It delivers consistent performance under load with superior efficiency, offering unparalleled durability for sustained use.

German Technology Air End
Experience the pinnacle of innovation with our German-engineered air end, featuring a large rotor and low-speed design that achieves outstanding efficiency. It operates quietly with minimal vibrations, ensuring exceptional reliability, reducing leakage, and maximizing volume efficiency.
 

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

Cooling System
Our state-of-the-art cooling system features an expansive heat exchange area to prevent overheating and avoid oil emulsification and coking from high temperatures, maintaining peak performance in all operational conditions.
 

Reliable Oil and Air Separator
Incorporating a vertical tangential cyclone separation design, this component excels in efficient oil and air separation, simplifying cartridge replacement, reducing maintenance costs, and ensuring smooth, uninterrupted operation.

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 for a perfect leak-proof seal.
 

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

Oil Viewing Mirror
Crafted from PMMA, this viewing mirror offers superb transparency and withstands high temperatures, allowing for easy monitoring of oil levels and lubrication status, facilitating timely replacements to prevent equipment damage.
 

Excellent Air Filter
Engineered for top-tier air purification, this advanced filter system ensures a pristine air environment with its triple filtration process, effectively meeting emission standards by eliminating both large steam and fine dust particles.

Oil Filter
Expertly crafted, this oil filter efficiently removes impurities from the lubricating oil, ensuring optimal lubrication of the head, thereby prolonging the operational life of the air compressor.

High-Quality Soundproof Cotton
Housed in a specially designed noise reduction casing, the premium soundproof cotton dramatically enhances noise suppression, ensuring zero vibration for a quieter, more efficient work 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
Meticulously crafted to excel in strength and endurance, this Fixed Frequency Low-Pressure Screw Air Compressor for Industrial Use is your steadfast partner for continuous 24/7 operations. Its astounding capacity to start and stop an incredible 3 million times ensures unwavering performance, even in the harshest of industrial environments. Rely on its robust dependability to meet your demands whenever needed.

Intelligent control
Discover unparalleled reliability through our cutting-edge electrical system, harmoniously integrated with sophisticated computer intelligence. This compressor is engineered to deliver safe and dependable performance, harnessing the latest technological advancements for superior operation. Experience unparalleled efficiency and convenience across your industrial applications.

Easy use
Designed with user-friendliness at its core, this compressor offers unmatched simplicity in installation, operation, and maintenance. Its clear and efficient design meets diverse industrial requirements, solidifying its position as the preferred choice for businesses that prioritize seamless and effective solutions in their operations.

Energy saving
Unlock exceptional operational efficiency and substantial energy savings with this innovative compressor. Expertly designed to significantly reduce energy consumption, it allows for cost reductions of an impressive 30-50%. It's the ideal solution for those seeking a cost-effective and environmentally conscious option, combining outstanding performance with sustainable practices.

High-temperature shutdown protection
Equipped with an automatic high-temperature shutdown feature, this compressor acts as a steadfast guardian against overheating, safeguarding your equipment from potential harm and eliminating safety hazards. It ensures enhanced durability and peace of mind, making it an indispensable asset for your industrial operations.

Packaging & Shipping

Our Advantages

1. Unbeatable Competitive Pricing Advantage

We proudly present direct ex-factory pricing that empowers our customers with a substantial competitive edge in the marketplace, allowing you to thrive and grow.

2. Direct Dealings for Ultimate Value
Every product is supplied straight from our state-of-the-art factory, ensuring you receive unmatched value and cost-effectiveness with every purchase.

3. Comprehensive OEM & ODM Services
Our factory boasts impressive production and management capabilities, enabling us to deliver comprehensive OEM/ODM services specifically tailored to meet your diverse and exacting needs.

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. Partner with us to fulfill your unique requirements with precision.

5. Flexible Small Order Acceptance
Kickstart your experience with our outstanding products by placing a small trial order, allowing you to witness their extraordinary quality firsthand.

6. Swift and Efficient Rapid Delivery
We are committed to delivering high-quality products swiftly and punctually, ensuring your operations proceed without a hitch.

7. Comprehensive Authorization for Confident Representation
Our distributors receive 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 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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In-Depth Expert Solutions to Address Your Most Frequent Questions

Q1. Are you a trading company or manufacturer?
A: As a premier manufacturer, we excel in creating high-quality screw air compressors. With over a decade of unmatched expertise, our innovation and dedication set the industry standard.

Q2. How do you ensure top quality?
A: 1. Our steadfast pursuit of quality begins with rigorous testing of each batch of raw materials, ensuring unparalleled quality.
2. Installations are carried out with exacting precision and strict oversight, ensuring unmatched performance and reliability.
3. Every machine is subjected to a rigorous 5-hour test, confirming impeccable operation before leaving our facilities.

Q3. What essential information should I provide to select the ideal machine?
1. Kindly specify the air delivery capacity required for your application (Unit: CFM or m³/Min).
2. Determine 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 tailor-made solution.
4. Indicate additional accessories needed, such as air tanks, filters, or air dryers, for a complete setup.
Share these details, and we will craft the perfect solution for your needs!

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 versatile range of voltages: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, with tailored customization options to suit your needs.

Q6. What is the expected delivery timeline?
A: Standard voltage orders are dispatched within 15 working days post-confirmation. Reach out to our team for non-standard voltage requirements.

Q7. What are your payment terms?
A: Our payment structure is 30% T/T upfront, 40% T/T prior to shipment, and 30% T/T upon B/L copy receipt, with transactions in both USD and RMB.

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

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

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

Q11. Do you provide OEM services?
A: Our creative design team is eager to handle both OEM & ODM orders, transforming your vision into reality.

Q12. What is the typical lifespan of your air compressors?
A: Crafted with precision and designed for enduring performance, our state-of-the-art air compressors are meticulously engineered to provide you with more than a decade of reliable and efficient service, setting an unparalleled benchmark in longevity.

Q13. Will you provide some spare parts for the machines?
A: Absolutely, we are delighted to offer an extensive array of robust spare parts. This comprehensive selection ensures your machines retain their extraordinary performance and reliability, significantly extending their operational life and functionality.

Q14. How about your after-sales service?
A: Our after-sales service is truly exceptional, offering you extensive online guidance that simplifies installation and commissioning. This is further enhanced by in-depth training sessions and personalized setup support led by our team of expert engineers, ensuring your operations are impeccably smooth and as efficient as possible.