white ceramic lamp base

Posted in ceramic products on 09/25/2008 08:15 am by admin

white ceramic lamp base

Ceramics Jiucheng Qualified

Range checks

Not long ago, AQSIQ in Beijing, Tianjin, Hebei, Shanxi, Shanghai, Jiangsu, Anhui, Jiangxi, Shandong and Hunan, Guangdong, Guangxi, 12 provinces, municipalities 60 daily production of 60 kinds of ceramics were supervision and checking. Spot checks were found in six kinds of product failure.

Random basis

The sampling based on a mandatory national standard GB12651-2003 “with food contact ceramics of lead, cadmium dissolved to allow the limit,” Recommended National Standards GB/T3532-1995 “daily-use porcelain”, GB/T13522-1992 “ashes porcelain “, GB/T10811-2002″ underglaze (middle), color daily porcelain, “the provisions of ceramic products for daily quantity of dissolved lead, cadmium dissolved, thermal stability, water absorption, whiteness, gloss, color as well as the appearance quality of eight projects was examined.

Quality

1. Dissolution of lead indicators of the size of the amount reflected in dress food products lead dissolve the amount of food, excess of lead enter the body will affect people’s health. Mandatory national standard GB12651-2003 “with food contact ceramics of lead, cadmium dissolved to allow the limit” on daily quantity of dissolved lead in ceramic products, there are strict limits, flat products, the amount of lead leaching ≤ 5.0mg / L, for small hollow products, the amount of lead leaching ≤ 2.0mg / L. The spot checks have two kinds of dissolution amount of lead indicators of substandard products.

2. Thermal stability is an important daily-use ceramic products using performance indicators, thermal stability refers to the ceramic products to resist drastic changes in temperature when the outside world without cracks or not broken capabilities. The spot checks have four kinds of products thermal stability, not up to standard requirements, mainly ceramic products during use prone to cracking phenomenon.
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