zielsicher Englisch, Metalltechnik, Schulbuch

Name the three products from the blast furnace and what their purposes are. Pig iron is the basic material for steel production. Slag is used for building purposes such as insulation and road construction. The blast furnace gas is used for heating of the air and for district heating. Name the five different parts of a blast furnace. blast furnace top with blanking plug chamber carbon-sack bosh and ring-line for hot air blasting frame The blast furnace is loaded with three different materials. Name the materials and match them with the statements. limestone ore coke This material is added in order to liquefy the earthy elements that don’t melt easily and turns the fuel ash into slag. This material is added in pre-processed pieces. Heat and carbon are necessary to produce pig iron in a blast furnace. This material provides both. Name the four different zones of a blast furnace. Name them in the correct order according the heat. Start with the lowest temperature. For help see task 07! Preheating zone, the temperature varies from 200°C–600°C. Reduction zone, the temperature varies from 600°C–1000°C. Coking zone, the temperature varies from 1000°C–1100°C. Melting zone, the temperature varies from 1500°C–1600°C. 17 A2–B1 18 A2 19 A2 20 A2–B1 What I can now do: ●● I can name the three products from the blast furnace and explain their purposes.  ➤ 17 Ich kann die drei Produkte des Hochofens aufzählen und ihren Zweck erklären. ●● I can name the five different parts of a blast furnace.  ➤ 18 Ich kann die vier Teile des Hochofens benennen. ●● I can name the materials with which the blast furnace is loaded.  ➤ 19 Ich kann die Materialien aufzählen, mit denen der Hochofen gefüllt wird. ●● I can name the zones and temperatures in the blast furnace.  ➤ 20 Ich kann die Zonen und Temperaturen im Hochofen nennen. 17 Blast furnace Check yourself 93 Nur zu Prüfzwecken – Eigentum des Verlags öbv