Porcelain Clay Triangle is made of wires strung in an equilateral triangle with three 50mm 60mm 70mm long hollow ceramic tubes. The triangle is usually supported on a tripod or iron ring and, in turn, supports a crucible, etc., allowing it to be directly heated by the flame.
Porcelain Clay Triangle
Gelsonlab HSCP-016 Porcelain Clay Triangle , Ceramic Clay Triangle for Chemical Laboratory