IP54 压铸外壳Hammond 1590 系列是坚固的压铸铝合金外壳，适用于坚韧但易于加工的电子仪器。 它具有可提供 IP54 保护的搭接结构，能有效防尘和防喷溅，同时也能增强 EMI/RFI 屏蔽性能。 此外壳也称为脚踏板，有矩形、梯形或八角形设计可选。坚固的压铸铝合金，坚韧但易于加工 搭接结构提供 IP54 保护，可防尘、防喷溅，并可增强 EMI/RFI 屏蔽性能 光滑表面采用无振动抛光，无锐边 四或六个（具体取决于外壳尺寸），6-32x1/2in. 不锈钢机械螺钉将盖固定到工厂加工的螺纹孔中 低侧壁拔模角度（2 度或更少），便于 PC 板安装 ### 天然抛光压铸铝盒
* Rugged, diecast aluminum alloy tough - yet easy to machine electronic instrument enclosures.
* Lap joint construction provides protection against access of dust and splashing water. Also provides for improved EMI/RFI shielding.
* Unpainted versions are vibra finished for a smooth surface with no sharp edges.
* Four 6-32 × 1/2" machine screws secure lid into factory tapped holes.
* Designed to meet IP54.
* Low side wall draft angle 2 degrees or less for easy P.C. board mounting.
* Natural finish series uses nickel plated 6-32 × 1/2" machine screws.
* Black series uses black 6-32 × 1/2" machine screws.