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QC Profile

Quality is the most important consistent promise of LIVIC brand to our customers. We think quality concerns the customer benefits and advantages. The reliability and safety of the filtration system concerns the final product purity, the down-stream key equipment safety and the stability and the running efficiency of process system. Quality is the cornerstone of LIVIC sustainable growth and gaining the global market reputation. The dedication to the strict control and consistent improvement of quality is one of the LIVIC main operation targets.

With the consistent investment on the quality management, delivering the nice-looking and high quality filtration product is the mission we are proud of. Our quality management includes the supplier management, raw material control, manufacture process control, final product inspection and the continuous improvement, etc.

Control Instrument
 
Supplied Raw Materials Management
Critical management of suppliers: As an important part of quality control ,we choose every component critically from the beginning.
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Positive Material Identification: Check all the indefinite materials by the specialized instruments from Germany
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Dimension check: According to the drawings and specifications, check all the dimensions of the components

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Strict management of material storing: The warehouse is divided into Qualified Product Area, Unqualified Product Area and Uninspected Product Area. Distinguish strictly the acceptable materials from the others, and correctly handle the defective raw materials. Only the qualified materials could be transferred to the next process.
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Process Quality Control
 
Radiographic testing: a nondestructive testing (NDT) method of inspecting materials for hidden flaws by using the ability of short wavelength electromagnetic (high energy photos) to penetrate various materials

Penetrant Testing:Find out the surface flaws as much as possible with the Capillary Phenomenon help
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Filter Element Precision Detection:Inspect the micron range to make sure it is fine enough to strain out impurities.
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Magnetic Flux Density Detection: The magnetic flux density must meet the demand of designing so as to achieve a perfect effect
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Final Inspection
 
Surface Roughness Detection: Detecting the micro-height of the inner or outer surface to make sure the surface roughness is fine enough to satisfy the requirements from some special industries, such as food , pharmaceutical, and cosmetic fields
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Ultrasonic Thickness Measurement: Make sure the final thickness satisfies the requirement of design minimum thickness
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Hydrostatic Test: Design strength verification
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Functional Test: Guarantee the function to satisfy the requests from clients
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Technological Level
 
Precise control of opening dimension by using Wire Electrical Discharge Machining
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Precise assembly operation
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One side welding, no back gouging, full-penetration butt weld
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Control the deformations in a sound and effective way
 
Certification
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