Ceramics is the general name for pottery and porcelain. The people invented pottery as early as the Neolithic Age around 8,000 BC. Ceramic materials are mostly oxides, nitrides, borides and carbide. Common ceramic materials are clay, alumina, kaolin, etc. Ceramic materials generally have high hardness, but have poor plasticity.
Teencher Inspection team consists of professional quality control and international trade experts, each member with extensive inspection experience and very strong sense of service. our inspection can help you to reduce logistics costs, return risk, complaints, compensation and potential brand reputation due to quality problems.
1.Inspection Environment and Requirement
-Requirement for place of inspection:Light from a power of at least 500 Lux.
-Perspective:The products must be tested by every angle.
-Distance of viewing:In doubts, check the products from a distance of 30 cm. If it is not visible, it is no defect. View the items by various angles.2.Visual NonConformities Standard
Visual nonconformities as stated below are typical defects during production and must be handled either by means of suitable measuring or comparison practices. A practical method is to compare defects either against the specification guide or against provided samples.
-Not permitted any sharp point/sharp edge.
-Not permitted infestation of live insect.
-Not permitted blood mark.
-Not permitted burr,crack,chipped,hole,printing defect.
-Not permitted poor glaze,lack glaze,missing glaze etc.
-Not permitted grease,dirt, Impurity,fingerprints etc.
-Not permitted small brifht/white dots,air bubble,sand hole,dent mark,scratch mark.
-Not permitted uneven thickness,wave edge,deformantion,wobble bottom etc.
3.Field Test & Measurement
-Color shading check
-Function/wobble check
-Fitting check
-Smell check
-Product dimension check
-Product weight check
-Barcode readable check
-Leaking test
-Capacity check
-Rub test
-Tape test
-Quantity per carton check
-Carton dimension check
-Carton weight check
-Carton drop test