Woven sacks Circular looms formulas
Picks per minute = cam RPM x Number of shuttles Gear Ratio = Haul off gear ratio X no of teeth of Haul off Sprocket ÷ motor gear Sprocket . Weaving Ring I.D = 2 x fabric width(mm)/3.14 OR = 2 x fabric width(inch) x 25.4/ 3.14 Elongation = Increase in length x 100 / Initial sample length Number of warp = 2 x fabric width x Warp Mesh (Inches) = 2 x fabric width x Warp Mesh / 2.54 (centimeters) Fabric Production per minute = 1.524 x PPM / Weft mesh Fabric GSM = Warp mesh x Warp Denier + Weft mesh x Weft Denier/228.6 Bags Weight = 50.8 x fabric width x Cut length x Warp mesh x Warp Denier + Weft mesh x Weft Denier/ 90,00,000 = Fabric Dfl. x Cut length X GSM/ 5000 ( warp mesh and weft mesh in inches, fabric width and cut length in inches) » For PP Unlaminated Fabric For Example, If you want to Produce 60cm x 90cm single fold bottom stitch 90 gram bag. For Production you need Two Things 1. Cut Length and 2. Denier For Cut Length : Your Bag Length is 90cm + 4c
Nice, will it work ofline
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What is Shrinkage % here, and what does Machine and nominal denier Difference
ReplyDeleteWhen we manufactuer PP/HDPE tape it shrinks with the time. so the denier increases hence it is considered while calculating denier. and this denier is actualy manufactured so it is called machine denier where as the calculated that is without reducing shrinkage % is called Nominal Denier.
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