Household ceramics generally refer to items used in people's daily lives、 such as tableware、 tea sets、 wine sets、 or other utensils. Due to the huge market demand、 as an inspector、 there are also many opportunities to come into contact with such products. Today、 I will share with you some knowledge about the inspection of daily ceramics p> Detection item: 1. Deformation: Refers to the shape of the product that does not conform to the specified design. 2. Mouth and ear handle deviation: Refers to the discomfort in the height and deviation of the mouth and ear handle. 3. Knots: Refers to the solid lump shaped protrusion of the underglaze body. 4. Bulb: Refers to a hollow bubble that protrudes from the underglaze body. 5. Mud residue: refers to the defects caused by the residue of mud and glaze residue on the green body that have not been completely removed. 6. Lack of mud: refers to the phenomenon of incomplete bodies. 7. Glaze bubble: refers to small bubbles on the surface of a glaze. 8. Bubble edge: refers to a series of small bubbles appearing at the edge of the product mouth. 9. Blank explosion: refers to the local peeling caused by improper moisture control of the blank before entering the kiln during firing. 10. Explosion glaze: refers to the phenomenon of product glaze cracking. 11. Cracks: Refers to the grain like defects formed by the cracking of billets and glazes、 which are divided into three types. The first type is the cracks covered by the glaze、 known as yin cracks. The second type is glaze cracking without cracking the body、 known as glaze cracking. The third type is that both the body and glaze are cracked、 which is called both the body and glaze are cracked. 12. Molten hole: refers to the hole formed by the melting of a fusible substance during the firing process. 13. Spot: Refers to the colored stains on the surface of a product、 also known as iron spots. 14. Pores: Refers to the small pores (also known as brown eyed pig pores or needle eyes) present on the glaze. 15. Falling slag: refers to the presence of slag particles such as saggar bran ash on the glaze of a commodity. 16. Bottom edge sticking slag: refers to the small slag particles sticking to the edge of the bottom of the product. 17. Needle point: The mark left by the support body on the product. 18. Sticky scar: The defect formed by the bonding between the green body and the external material during firing p> Physical and chemical index inspection 1. Water absorption rate inspection of daily ceramic ware 2. Thermal stability inspection of daily ceramic ware 3. Whiteness inspection of daily ceramic ware 4. Lead and cadmium dissolution inspection of daily ceramic ware P>
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific、 fair、 and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsinspection and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered、 meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing、 with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle、 low cost、 and attentive service 7. Possess authoritative qualifications such as CMA、 CNAS、 CAL、 etc 8. The testing report is authoritative and effective、 and is generally used in China