What are your terms of payment?

1. TT: 30% advance payment and 70% after inspection before shipping. 2. 100% Irrevocable L/C at sight.

What is the lead time for production?

Peak season lead time is one month. Off-season lead time is within 15 workdays.

Is customization available for this blower?

Yes, customization is available. Options include combined treatment methods, various motor powers (4-315kw), port diameters (DN65-DN450), and customizable colors.

High-Efficiency Self-Lubricating Air-Tight Screw Blower for Water Aeration

Name: High-Efficiency Self-Lubricating Air-Tight Screw Blower for Water Aeration
Brand: Sinopower Equipment&Industry Co., Ltd.
SKU: 2126215812

Heilongjiang, ChinaSinopower Equipment&Industry Co., Ltd.

US$3,000.00-7,500.00

1 Set

Product profile

Customization

Available

Material

Iron

Usage

Industrial, Agriculture, Hospital

Model NO.

SPBLG115LA~SPBLG300LB

Pressure

40-200 Kpa

Certification

CE/ISO9001

Method

Combined Treatment

Warranty

12 Months

After-Sales Service

Technical Support

Type

Sludge Dewatering Machine

Port Diameter

DN65-DN450

Motor Power

4-315kw

Speed

1800-6000rpm/Min

Airflow

1.4-196.4m³/Min

Voltage

220V, 380V, 400V, 415V

Transportation

Sea or Land Freight

Colour

Customizable

Transport Package

Wooden Package

Trademark

Origin

China

HS Code

8414599099

Key features

Energy Saving PMVF System: Reduces energy consumption by 20%-30% compared to traditional fixed-speed blowers.

Self-Lubricating Design: Eliminates manual oil addition, reducing maintenance frequency and extending component life.

High Efficiency Two-Rotor: Minimizes internal air leakage and improves compression efficiency for stable air delivery.

Intelligent PLC Control: Supports remote monitoring, real-time adjustment, and automatic alerts for abnormal conditions.

Durable Cast Iron Body: High-strength material resists corrosion and impact, suitable for harsh industrial environments.

Wide Customization Options: Available in various colors, motor powers, port diameters, and voltage configurations.

Low Noise Operation: Optimized rotor design ensures higher pressure with lower operating noise levels.

Long Service Life: Impeller lasts over 60,000 hours; bearing over 50,000 hours; total life over 10 years.

Company profile

Importers and ExportersFast DeliveryCustomization from DesignsQA/QC Inspectors

Sinopower Equipment&Industry Co., Ltd.

Heilongjiang, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableNearest Port: shanghaiAverage Response Time: ≤0.36hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, FCA, DDP, Others, CPT, CIP, DAP

AI-Powered supplier vetting

SummarySinopower Equipment&Industry Co., Ltd. is identified as an OEM supplier serving well-known brands and producing roots blowers. It reports ISO 9001 certification, seven production lines, approximately 30,000 roots blower sets of annual output, 50 quality-control staff, and R&D engineers with 41–50 years of total experience. However, the evidence also shows major documentation and service-management gaps: no written corrective/preventive-action or complaint-handling procedures, no available R&D audit documents, no stated quality assurance in quality control, no inventory, overseas warehouse, overseas agent, branch, or showroom capability, and no SDK. Financial records provided for 2022–2024 show zero values for reported revenue and profitability indicators, creating a material credibility concern. The supplier’s customization and customer-case evidence is limited to OEM capability for popular brands.

Supplier typeThe supplier is identified as Sinopower Equipment&Industry Co., Ltd. and reports OEM service for well-known brands. Its stated product output is roots blowers, with a factory location in Yixing City, Jiangsu Province, while the registered address is in Harbin, Heilongjiang Province.

CertificationsThe supplier reports ISO 9001 certification and describes a quality assurance system covering design, production, installation, and service. However, another slice states no quality assurance in quality-control processes, so the certification claim is present but its practical implementation is inconsistent in the evidence.

After-Sales capabilityThe supplier indicates that R&D engineers provide technical support for after-sales service and lists repair, maintenance, training, installation, and debugging as overseas service offerings. Nevertheless, it has no written complaint-handling or corrective/preventive-action procedures, no inventory, no overseas warehouse, no overseas showroom, and no overseas agents or branches.

Financial creditThe provided financial records for 2022–2024 report zero operating revenue and zero values for several profitability and liquidity indicators. These figures materially weaken financial credibility, although the slices do not explain whether the entries reflect actual performance or incomplete reporting.

R&D capabilityThe supplier has R&D engineering responsibilities for new-product design and uses AutoCAD. However, it reports zero patents, no available R&D design-input/output, review, verification, or validation documents, and no SDK, leaving limited evidence of documented or advanced innovation capability.

Production capacityThe supplier reports seven production lines, 50 quality-control staff, 30,000 roots blower sets of annual output, and annual production-output information. At the same time, its valid manufacturing-capacity contract status is unknown and it reports no in-stock capability.

Customization capabilityOEM service for well-known brands provides explicit evidence that the supplier can support at least some customer-specific manufacturing requirements. However, no SDK is available and no detailed customization scope or technical documentation is provided.

Client casesThe supplier explicitly states that it provides OEM services for well-known brands, which is evidence of customer experience. No brand names, project details, volumes, or performance references are supplied, so the breadth and verifiability of these cases cannot be assessed.

Product Q&A

Q:What information should I provide when inquiring?

Please provide: Air capacity, Pressure, Application, Use environment (Temperature, atmospheric pressure), and whether you need a motor or other special requirements.

Q:What is the warranty period?

We provide a 12-month warranty after receiving the blower. During this period, damaged parts are replaced free of charge. After the warranty, we offer technical services and spare parts at price concessions.

Q:How long is the service life of the blower?

In normal use, the blower life is over 10 years. The impeller lasts over 60,000 hours, the bearing over 50,000 hours, and the gear over 60,000 hours.

Q:What are the terms of packing?

Generally, goods are packed in Fumigation Free Plywood Cases. If you have a legally registered patent, we can pack in your branded boxes after receiving your authorization letters.

Q:How does your factory control product quality?

We have a quality inspection department. Each product is checked before sending out. If there is a quality problem, we will produce a new one.