JY220A/220AY

JY Series of straightening machine can realized precise straightening and polishing on the after peeling or grinding metal bar surface utilizing the special curves and angles between the top and bottom two rollers. It can be used in black bar material straightening as well.

Technical Parameters

Model		JY220A/JY220AY
material requirements	diameter range(mm)	80＜dia＜220
	length(mm)	≥3500
	surface hardness	≤HB320
	yeild strength(Mpa)	σb≤900
	straightness(mm/m）	Peeled bar≤3.0； Hot rolled black bar≤4.0
	diameter tolerance	Peeled bar≤h10；Hot rolled black bar：d-2-GB/T702-2004
	roundness	≤50% of the diameter tolerance
	surface roughness(Ra)	Peeled bar≤6.3μm
after straightening	straightness（mm/m）	Peeled bar≤0.5；Hot rolled black bar≤1.5
	surface roughness（Ra）	Peeled bar≤0.8μm；Hot rolled black bar：improved compared with blank stock
	diameter tolerance	Peeled bar≤h9；Hot rolled black bar：improved compared with blank stock
number of roller(pcs)		2
roller diameter(mm)		Φ620
feeding speed(m/min)		0-10
main motor(kw)		200kw X 2
Lifting motor(kw)		15
total capacity(kw)		430

JY220A/220AY

JY220A/220AY

Technical Parameters

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