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Model FB473 Roving Machine Post Date :2007-12-12 Expire Date :2008-12-11     View Basket 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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