Cylinder Long Arm Two Double Needle Indurtsial Lock Stitch Sewing Machine

Filter Bag Making ProcessProduct DescriptionLong arm double sewing machine is used for stitching reverse filter bags.It is suitable for stitching thick material fabric and also has the function of synchronous feeding in both upper and lower.  Main Functions1. The double stitches are straight and beautiful.2. The sewing machine is easy to operate and has high efficiency.3. Syncharonous feeding function of needle,dental,and foot presser,it can prevent fabirc from deviating.4. Electronic positioning servo motor,with the function of automatic needle positioning,infinte speed adjustment.5. Suitable for handling the stitching of extremely long cylindrical work pieces.6. Suitable for stitching the support ring and reinforcement of long filter bags. Product Parameters1. Arm length: 760mm/1100mm2. Max sewing speed: 2800rpm/min3. Max stitch length: 8mm4. Stitch width: 6.4/12.7mm5. Presser foot lift height: 18mm6. Voltage: AC 220V,50-60Hz7. Power: 750W8. Dimensions: 1420*530*1420mm Packaging & Shipping /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1