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Firing time Firing time – a quality feature of the porcelain industry Porcelain is an end product that only grows into a solid state when raw materials are fused together under great heat. At the stage of forming by pressing, rolling, turning or casting, the porcelain mass is wet. If the moisture is removed from this body,…
Block kiln In addition to various drying chambers and drying methods, there are basically 2 types of porcelain kilns available for porcelain production, which achieve glost firing above 1,320 °C. Today, both types are gas-powered in modern plants and equipped with heat recovery systems. Porcelain firing with coal is all but extinct and is giving…
Biscuit firing Biscuit firing – the pre firing in the production of porcelain There are two firing methods in porcelain production. On the one hand, the mono fire (single firing) and on the other hand a dual firing process consisting of two firings. The dual firing method is divided into the first firing – also…
Kiln & Firing Firing and kiln in porcelain production Porcelain is a product, which thrives into a body by merger of raw material at intense heat. This process is called firing, which can happen in different kind of kiln and manufacturing stages. Depending on manufacturing competence, country and production requirements up to 5 drying and firing processes…
1320 °C 1,320 degrees Celsius and more – The guarantee for genuine hard porcelain Personal closing words of the author In the more than 37 years in which I have been personally involved with porcelain, occasionally neither my training nor the more than 60 years of business experience have been able to help me…
White goods White goods – a technical term of the porcelain industry This page is still under construction (wv-kh) The porcelain maker describes as white ware the finished fired body, i.e. the completely manufactured article made of porcelain without any kind of decoration or refinement. In the German porcelain industry, the majority of white ware already…
Soft-Paste Porcelain Soft Porcelain – the Technically Correct Definition (Picture copyright: Wikipedia) In the group of porcelain and ceramics, the term soft porcelain (soft-paste porcelain) can be found alongside hard porcelain. The origin of the word lies in French as “Pate Tendre”. Countries of origin of soft porcelain are China and Japan. Through colonial rule of the British…
Vitreous Vitreous Porcelain – a Ceramic From the Stoneware Family This page is still under construction (wv-kh) The explanation of the ceramic type of “Vitreous” requires the full name to be given: Vitreous China. As we explain in detail on our page “Chinaware”, the word “Chinaware” does not stand for “porcelain”, but rather for…
Terracotta Terracotta – probably the oldest kind of ceramics The name terracotta comes from Latin and is composed of the words terra (earth) and coquere (to boil) and means “boiled earth” or “fired earth”. Essentially, terracotta consists of clay as a shaping component and a small amount of feldspar to bind the mass. Unlike porcelain,…
Stoneware This page is still under construction (wv-kh) By far the most difficult elaboration in our product knowledge around ceramics and porcelain is probably this page about “Stoneware”. We could make it easy for us and simply set the translation link to crockery. Unfortunately, the simple German translation of Stoneware does not cover everything we find under…