JF21 Series Open Front Press With Rigid Overload Protector And Fixed Bed

Product Features

▸High-strength welded steel frame with excellent rigidity.

▸Main motor supplied by SIEMENS.

▸Combined dry pneumatic friction clutch and brake.

▸Oil-bath gear lubrication for smooth and reliable operation.

▸Six-face rectangular extended guide for enhanced stability and precision.

▸Rigid overload protection system.

▸JF21-16 to JF21-45 use manual die-height adjustment with scale display.

▸JF21-63 and larger models use electric die-height adjustment with digital display.

▸Electric die-height adjustment with numeric display is optional for JF21-45.

▸Lifting balance cylinder, except for JF21-25.

▸Imported dual solenoid valve.

▸Electric forced grease lubrication system.

▸Manual lubrication for the balance cylinder.

▸One set of blowing device included.

▸Integrated control panel with electric cam.

▸PLC control from an internationally recognized brand.

▸Internationally branded push buttons, switches and air circuit breakers.

▸Optional: air cushion, automatic feed shaft device, light curtain, slide knockout device and automation equipment.

Specification	Unit	JF21-16	JF21-25	JF21-45	JF21-63	JF21-80	JF21-110	JF21-125	JF21-160B	JF21-200B
Nominal force	kN	160	250	450	630	800	1100	1250	1600	2000
Nominal stroke	mm	2	3	4	4	5	6	6	6	6
Slide stroke	mm	60	80	100	120	140	160	160	160	200
SPM – Fixed	min⁻¹	135	100	80	70	60	50	50	45	40
SPM – Variable (Optional)	min⁻¹	120-150	80-120	40-90	35-80	50-70	30-60	30-60	25-50	25-50
Max die height	mm	220	250	270	300	320	350	350	350	450
Die height adjustment	mm	30	50	60	80	80	80	80	110	110
Between slide center and frame	mm	160	210	230	300	300	350	350	380	390
Bolster area (F · B × L · R)	mm	310×700	400×700	440×810	580×900	580×1000	680×1150	680×1150	740×1300	760×1400
Bolster opening (Upper dia × Depth × Lower dia)	mm	Φ170×20×Φ150	Φ170×20×Φ150	Φ180×30×Φ160	Φ200×40×Φ180	Φ200×40×Φ180	Φ260×50×Φ220	Φ260×50×Φ220	Φ300×50×Φ260	Φ300×50×Φ260
Bolster thickness	mm	65	80	110	110	120	140	140	150	160
Bed opening (Dia / F · B × L · R)	mm	200×220	260×250	300×300	390×460	390×520	420×540	420×540	480×600	480×600
Slide area (F · B × L · R)	mm	250×320	250×360	340×410	400×480	420×560	500×650	540×680	580×770	600×800
Shank hole (Dia × Depth)	mm	Φ40×60	Φ40×60	Φ40×60	Φ50×80	Φ50×80	Φ60×80	Φ60×80	Φ65×90	Φ65×90
Between columns	mm	460	450	550	560	640	760	760	850	870
Main motor power	kW	3	3	6	6	8	11	11	15	19
Outline dimension (F · B × L · R × H)	mm	1500×1040×2000	1300×1025×2150	1390×1125×2320	1580×1205×2580	1640×1290×2800	1850×1450×3060	1850×1490×3060	2230×1630×3210	2230×1650×3520