性能及特点
◆ 此系列机床是加大了喉口深度的开式固定台高性能压力机，工作空 间大，适用于大尺寸板料的冲压加工；
◆ 采用整体钢板焊接机身，去内应力处理，具有较高的强度与钢度；
◆ 此系列机床由JH21系列演变而来，具有JH21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 of high performances
with the throat depth increased.  It allows large space for operation,  and is
suitable for stamping operation of plates in large sizes;
◆ Steel plates welded as machine body, stress removed,  high strength and high rigidity;
◆ This series is evolved from JH21 series, and has the same structure and
features as JH21.