产品名称(Item Name) 中密度木纤维垫板(MDF Back-up Board ) 用途(Function) 适用于中、低档线路板钻孔 Used in PCB drilling hole 厚度公差(Tolerance of Thickness ) 2.5mm±0.15mm 硬度(Rigidity) 65±3 N/ mm²(shores D) 邵氏D级 密度(Density) ≥830kgs/m3 翘曲(Warping) ≤0.3% 规格(Specification) 940*1245mm ; 1042*1245mm; 1096*1245mm 甲醛释放量(Formaldehyde Released) ≤0.4 mg / m3 产品说明(Products Features) 中密度木纤维垫板适用中、低档线路板钻孔。板面平整,使钻头无损,无披靡,确保钻头有极好排屑能力及清洁程度,此为**经济实惠的钻孔垫板 产品名称(Item Name) 高密度木纤维垫板 (HDF Back-up Board) 用途(Function) Used in PCB drilling hole 厚度公差(Tolerance of Thickness ) 2.5mm±0.15mm 硬度(Rigidity) 75±3 N/ mm²(shores D) 密度(Density) ≥880kgs/m3 翘曲(Warping) ≤0.3% 规格(Specification) 940*1245mm ; 1042*1245mm; 1096*1245mm 甲醛释放量(Formaldehyde Released) ≤0.4 mg / m3 产品说明(Products Features) 高密度木纤维垫板适用高、中档线路板钻孔。板面平整,使钻头无损,无披靡,确保钻头有极好排屑能力及清洁程度,此为**经济实惠的钻孔垫板
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