性能及特點
◆ 此系列機床是加大了喉口深度的開式固定臺壓力機，工作空間 大，適用于大尺寸板料的沖壓加工；
◆ 除J21S-20以外，均采用鋼板焊接機身，去內應力處理，具有 較高的強度與鋼度；
◆ 此系列機床由JD21系列演變而來，具有JD21系列產品的結構及 性能特點。

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增色裝有緊急制動裝置，能使滑塊裝置，能使滑塊急停在0度-135度范圍內，屬于安全型壓力機。
由于產品在不斷的改進中，如出與以上技術數據、配置、性能特點與產品實際數據有不一致處，應遵照雙方的技術協議參數。不再另行通知。