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About ChromWare

【Brand Story | ChromWare: For 20 years, ChromWare's 1300°C kiln-fired glazes fuse Song Dynasty Jian Zhan artistry into contemporary design – turning coffee cups into "touchable Eastern philosophy." From Kyoto teahouses to Zurich homes, their celestial-patterned vessels bridge cultures, reviving millennium-old craft in daily rituals.

What is tenmoku?

Tenmoku is a valued ceramic glaze from China's Song Dynasty (960–1279 AD) characterized by its rich black base and moveable crystalline patterns, like silver "oil spots" (Yohen) or golden streaks of "hare's fur." Initially a glaze for tea rituals from Jianyang kilns (Jianzhan), the term was later assigned by Japanese monks after Mount Tianmu. As one of the best-known examples of a ceramic glaze that successfully contributed to the value and flavor of tea.

How to make a tenmoku glaze?

Uncover the secrets to making real Tenmoku glaze for Jianzhan tea cups! Where the use of iron oxide (5-15%) and reduction firing (1280 °C) encourage the iron oxide crystals to form during a carefully controlled cooling process. You'll receive key recipes and techniques for application, and firing schedules, as well as some modern modifications to become proficient in this ancient Chinese ceramics tradition.