高精度钨钢衬套 (D2级)

材料: Premium D2 Carbide / Tungsten Steel

硬度: Reaching HRA 90 for exceptional wear and deformation resistance

表面处理: 自然的 (无涂层)

核心工艺品: High-precision cylindrical grinding and flawless mirror polishing

主要特点: Engineered with ultra-hard carbide to deliver micron-level dimensional accuracy and minimum surface friction for extreme service life.