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85kg Heavy-Duty LG-90 Screw Vacuum Pump
US$1,500.00
1-4 Pieces
US$1,200.00
5+ Pieces
Sample price:US$1500.00/piece.Request sample
Product profile
After-sales Service
Lifetime ServiceWarranty
One YearOil or Not
Oil FreeModel NO.
LGStructure
Screw Vacuum PumpExhauster Method
Entrapment Vacuum PumpVacuum Degree
High VacuumWork Function
Mainsuction PumpWorking Conditions
DryNoise
70dBPower
4kwApplication 1
Oil and Gas RecoveryApplication 2
Vacuum Coating,PharmaceuticalApplication 3
Vacuum Molding,Food Processing,Vacuum SmeltingPumping Speed
90m3/HUltimate Pressure(PA)
30Speed
2870rpmSize
1250*720*750mmPump Head Weight
85kgTransport Package
Metal Plattet/Standard PackageTrademark
KNOrigin
Metal Plattet/Standard PackageHS Code
8414100090Production Capacity
50000PCS/ YearKey features
Oil-Free Dry Operation: No lubricating oil in working chamber, suitable for steam and dust gas extraction.
High Vacuum Performance: Ultimate vacuum up to 30 Pa with pumping speed of 90m3/H for LG-90 model.
Low Noise Design: Noise level as low as 70dB due to no friction between rotating screw parts.
Explosion-Proof Motor: Optional high-configuration explosion-proof motor for safe operation in hazardous environments.
Wide Application Scope: Used in oil/gas recovery, vacuum coating, pharmaceutical, food processing, and semiconductor industries.
Energy Efficient: 4kW power consumption with high efficiency and low energy usage for dry screw technology.
Maintenance Free: Simple structure with no clearance between rotating parts ensures stable performance and low maintenance.
Corrosion Resistant: High strength special screw material provides wear resistance and suitability for corrosive environments.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2021-09-13Nearest Port: Qingdao, shanghaiAverage Response Time: ≤15hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, FAS, CIF, CFR, DDP, CIP
AI-Powered supplier vetting
SummarySHANDONG KAIEN VACUUM TECHNOLOGY CO., LTD. is described as a high-tech enterprise integrating vacuum-equipment R&D, production, and operations, manufacturing multiple vacuum-pump and vacuum-system products. It offers extensive customization, maintains documented inspection, corrective-action, complaint-handling, quality-assurance, and material-traceability procedures, and reports in-stock capacity with lead times within 15 working days in both peak and off-season. Export activity is established, with 31%–40% of sales from exports and eight years of export experience. However, the supplier is explicitly not classified as a professional technical supplier, does not provide 3D software, ODM, SDK, or well-known-brand OEM services, and reported no new products in the past year. No valid manufacturing-capacity contract with related subcontractors, overseas warehouse, overseas agents or branches, showroom, or offline trade-show participation is reported. Financial evidence is insufficient for assessment, and...
After-Sales capabilityThe company description claims considerate after-sales service, and documented procedures exist for corrective and preventive actions and customer complaints. It also has in-stock capacity, but reports no overseas warehouse, overseas showroom, overseas agents or branches, and no overseas service countries, limiting evidence of localized international after-sales support.
R&D capabilityThe company is described as integrating R&D and production and offers customization from samples, designs, full customization, minor customization, and flexible customization. Nevertheless, it reported no new products in the past year and explicitly lacks ODM, SDK, 3D-software, and professional-technical-supplier capabilities.
Production capacityThe supplier manufactures multiple vacuum-pump and vacuum-system categories, has in-stock capacity, documented inspection procedures, quality assurance, traceable raw-material identification, and reported average lead times within 15 working days in both peak and off-season. However, it has no valid manufacturing-capacity contract with related subcontractors, so the overall production assessment is positive but bounded by that stated deficiency.
Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are consistently reported across the design-service fields, providing direct evidence of broad customization support.
Product Q&A
Q:What is the warranty period for this pump?
A:
We provide a one-year warranty for the product.
Q:Is the pump oil-free and dry?
A:
Yes, it is a dry oil-free screw vacuum pump with no lubricating oil in the working chamber.
Q:What is the ultimate vacuum pressure?
A:
The ultimate vacuum can reach up to 30 Pa for the LG-90 model.
Q:What are the main applications for this pump?
A:
It is widely used in oil and gas recovery, vacuum coating, pharmaceutical, food processing, and semiconductor synthesis.
Q:What is the noise level of the pump?
A:
The noise level is approximately 70dB due to the non-contact design of the screw rotors.
Send Inquiry
*To:
Shandong Kaien Vacuum Technology Co., Ltd.
Shandong Kaien Vacuum Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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