Black lace is a timeless clothing element, and it looks more delicate and elegant when paired with a fragmented mesh skirt, with a distinctive personality and yet softness. The crystal pendant hanging on the waist is matched with a bow, reflecting a low-k
The raw materials for producing graphite electrodes are petroleum coke, needle coke and coal pitch Petroleum coke is a combustible solid product obtained after coking of petroleum residue and petroleum pitch. The color is black and porous, the main elemen