Ferro silicon 72 refers to the silicon content of 72-80% of iron silicon, is the most commonly used in steelmaking iron silicon product model. Ferro silicon 72 is an iron alloy with a high silicon content, which offers several unique advantages in various
A 3mm cold rolled steel sheet refers to a steel sheet that has undergone the cold rolling process and has a thickness of 3 millimeters. Cold rolling is a metalworking process in which the steel sheet is passed through rollers at room temperature to reduce
Boron nitride is mainly used for refractory materials, semiconductor solid-phase doping sources, structural materials for atomic stacks, packaging materials for anti-neutron radiation, rocket engine constituent materials, high-temperature lubricants and m
It's a good choice to count the last 12 months until Christmas Eve with this Wooden Christmas House advent. It has 24 drawers, so you can put little treat in it. It has 8 LED lights, which can emit warm white light. what's more, the exquisite Christmas sc