Rockwool Gastcollege Hogeschool Zuyd 2021 PDF

Welkom bij het online gastcollege over Steenwol o Zet je microfoon en camera uit. o Gebruik de chat-functie om een vraag te stellen. Als je de beurt krijgt zet je jouw microfoon tijdelijk aan. o Het college wordt opgenomen; door deel te nemen ga je hiermee akkoord. o Feedback met betrekking...

Welkom bij het online gastcollege over Steenwol o Zet je microfoon en camera uit. o Gebruik de chat-functie om een vraag te stellen. Als je de beurt krijgt zet je jouw microfoon tijdelijk aan. o Het college wordt opgenomen; door deel te nemen ga je hiermee akkoord. o Feedback met betrekking tot het verloop en de inhoud van het college is welkom na afloop van het college aan [email protected] Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 1 Introduction to ROCKWOOL Guest Lecture June 2021 Dr. Ir. N. Zaquen Contents 1 Introduction into ROCKWOOL 2 Production Process Stone Wool 3 Stone Wool Products 4 ROCKWOOL Application Areas 5 From Idea to Product Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 3 Contents 1 Introduction into ROCKWOOL 2 Production Process Stone Wool 3 Stone Wool Products 4 ROCKWOOL Application Areas 5 From Idea to Product Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 4  ROCKWOOL Steen wol Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 5  ROCKWOOL Steen wol Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 6 Classification ROCKWOOL Products Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 7 ROCKWOOL-Leader in Stone Wool Solutions We create sustainable solutions to protect life, assets, and the environment today and tomorrow. 28 Stone wool factories 11 Other factories 54 Sales office / administration ROCKWOOL Headquarter (DK) Lapinus Headquarter (NL) 39 Countries in which we operate 11,000+ Employees worldwide 2,374 M Euro Total Group net sales in 2017 Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 8 Facts and Figures 1909 o Producer tiles Hendriksen & Kähler (Hedehusene, Denmark) o Extraction of gravel, marl and coals 1937 o License bought for the production of stone wool ($5000) o Start producing stone wool under trade name ROCKWOOL 1962 o ROCKWOOL will be the name of the company Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 9 ROCKWOOL-Roermond Location Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 10 1st Dutch Stone Wool Factory 1949 @ IJmuiden Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 11 1968 IJmuiden to Roermond Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 12 Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 13 ROCKWOOL-Roermond Location Largest and most diverse site of the ROCKWOOL group o 1300 employers o 421 MLN euro revenue o 30 hectares in size o 5 production lines Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 14 Contents 1 Introduction into ROCKWOOL 2 Production Process Stone Wool 3 Stone Wool Products 4 ROCKWOOL Application Areas 5 From Idea to Product Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 15 Raw Material Mixture used in the Production Process Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 16 Rockwool Production Process >1100 trucks /day in Roermond Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 17 Melting Process I: Basics Melting, or fusion, is a physical process that results in the phase transition of a substance from a solid to a liquid : o Ice into water o Sand into glass o Scraps to cast iron o Earth crust into lava : Volcano or “Rockwool melting process” Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 18 Melting Process I: Basics Requirements for melting: o Energy needed to brake crystal-solid structure o Time to heat and melt materials Material Melting point Temperature (°C) Alumina Al2O3 2030 Silica SiO2 1710 Iron Fe 1535 Basalt rock 1150-1300 Cast Iron 1150-1250 Stone wool 1150-1200 Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 19 Melting Process II: Cupola Furnace Principle o Melting range up to 20 T/h o Energy Consumption < 15 % o Temp. Air: 500-800°C o Temp. Melt: 1600-2000°C o Efficiency ~ 50 % o Strict requirements raw materials Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 20 Melting Process III: Some Chemical Reactions C + O2 → CO2 H = +6740 Kcal/kg cokes CaCO3 → CaO + CO2 H = -405 Kcal/kg lime C + CO2 → 2CO H = -2950 Kcal/kg cokes CO + ½ O2 → CO2 H = +181 Mcal/% CO  h FeO + C → Fe + CO H = -665 Kcal/kg melt Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 21 Cascade Spinning Process o Instability formed and droplets thrown off drawing a fibre. o Main drawing force: centrifugal o Cooling rate: 105-106K/s o Drag stress: < 1MPa o Temp: 1450-1300°C o Capacity: 3-7t/h/spinner o Addition silanes Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 22 Transportation Fibres to Oven o Separation non-fibrous materials o Applying Resin phenol-formaldehyde (PUF) o Collecting and curing o Dimensioning and transportation to bagging station Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 23 https://www.youtube.com/watch?v=KrfWe1mLGzc Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 24 Contents 1 Introduction into ROCKWOOL 2 Production Process Stone Wool 3 Stone Wool Products 4 ROCKWOOL Application Areas 5 From Idea to Product Guest Lecture I NZ I 2021 I ROCKWOOL International A/S 25 Chemical Composition Fibres in Weight % ROCKWOOL ROCKWOOL Components Glass wool E-Glass Off-White Green Chemistry Chemistry SiO2 60-65 52-56 42.7 39.8 Al2O3 1-3 12-16 18.5 19.0 TiO2 0 0 1.3