性能及特点
◆ 此系列机床是加大了喉口深度的开式固定台压力机，工作空间 大，适用于大尺寸板料的冲压加工；
◆ 除J21S-20以外，均采用钢板焊接机身，去内应力处理，具有 较高的强度与钢度；
◆ 此系列机床由JD21系列演变而来，具有JD21系列产品的结构及 性能特点。

Performances and characteristics
◆ This series is an open-type fixed table press machine with the throat
depth increased.  It allows large space for operation,  and is suitable
for the stamping process of plates in large sizes;
◆ Steel plates welded as machine bodies for all models except J21S-20,
internal stress removed, high strength and high rigidity;
◆ This series is evolved from JD21 series, and has the same structure and features as JD21.
J21S-25A~125A增色装有紧急制动装置，能使滑块装置，能使滑块急停在0度-135度范围内，属于安全型压力机。
由于产品在不断的改进中，如出与以上技术数据、配置、性能特点与产品实际数据有不一致处，应遵照双方的技术协议参数。不再另行通知。