英国采购需求：石墨粉、鳞片石墨、石墨纸、石墨粉、可膨胀石墨、干石墨粉

I'm reaching out to gather detailed information on all the raw materials utilized in both the steel and metallurgy sectors. Specifically, I'm interested in understanding the different types of materials and any specific grades or qualities that are commonly used. Additionally, if you could provide insights into the sourcing, availability, and any trends or changes you're observing in these industries, that would be incredibly helpful. Looking forward to your comprehensive list and any relevant details you can share!