| Sell Model FB473 Roving Machine |
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| Detailed Trade Lead Description |
■General Description
Model FB473 twistless roving frame is a finalized product developed by the company in 2000 and matches worsted series gill boxes.
■Use
Model FB473 twistless roving frame makes the canned tops into roving of certain fineness by means of drawing,drawing,drafting and slubbing,with the puality meeting the requirements of the technological process,and the roving is further made into ball tops for the use by worsted spinning frames to imitate twistless roving.
■Characteristics
Equipped with frequency converter,PLC,touch screen,automatic contuoller,etc,and convenient to operate and maintain,FB/FBL series gill boxes and Model FB473 twistless roving frames are ideal model for wool spinning enterprises'choice.
■Technical Process
Application of FB/FBL series in the technical process of wool fore-spinning：
FB/FBL415(with wool cream mixing bar)-FB/FBL426(with neat and well spaced primary pass)－FB/FBL435(second pass)－FB/FBL445(third pass)-FB473(rovintg)－spinning frame(for spinning low and medium-count yarn)
FB/FBL415(with wool cream mixing bar)-FB/FBL426(with neat and well spaced primary pass)－FB/FBL435(second pass)－FB/FBL445(third pass)-FB/FBL455(fourth pass)-FB473(roving)－spinning frame(for spinning high-count yarn)
■Model FB473 Roving Frame main specifications and technical parameters
Model Horizontal
Head distance(mm) 710
Head qty. 6、8、10(two top-balls for;two lengthes of wool yarn for each ball)
Roller diameter(mm) frontΦ50／Φ25,rearΦ40
Leather roller diameter(mm) front、rearΦ70
Roller weighting(N) front600、rear200
Drafting mechanism Double leather ring
Front roller distance(mm) 330
Rubbing plate (mm) Top & bottom inside length:L 458.5mm*W158mm*T4mm
Winding diameter(mm) Φ90
Ring bobbin specification (mm) Φ70*Φ25*Φ243
Number of tops tobe drawn 1-2(pieces)
Feed-in weight(g/m) =<15( Sliver-can feed-in)
Output top weight(g/m) 0.16-1.5( Ball top output)
Drafting multiple 6.03-17.48
Output top speed(m/min) 60-180(Normallyopen130) (Frequency converting adjustment)
Times of slubbing(c/min) （Max.)1100
Leather ball dimension(mm) =<Φ300*200
Motor specification 11KW 2930r/min
Dust collecting motor 4KW 2890r/min
Frequency governor 3G3RV-4110
Machine weight (kg) 12(balls) 5100
16(balls) 6000
20(balls) 7000
Overall dimension(L*W*H )(mm) 9548*4375*2375(20 balls)
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