Lowrie W The Earth's Magnetic Field 2023

Lowrie W The Earth's Magnetic Field 2023 | 9.83 MB
N/A | 177 Pages

Title: The Earth's Magnetic Field
Author: Lowrie, William;
Year: 2021

Description:
Placing magnet behind magnetic flux viewing film changes color by magnetic level. 
Color change according to magnetic intensity

Color Gauss
50-100G Orange 
100-150G Yellow
150-250G Light Green
250-300G Green
300-500G Dark Green   
600-800G Blue    
900-1000G Dark Blue   

Film thickkness (μm): 150~200
Heat resistance test: 75℃ 48H
Coonstant temperature and humidity test: 60℃/80℃ 48H
Outdoor exposure test  48H

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