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Table 4 Processing time matrix for spring knitting, gluing, fabric quilting, and overlock stations (min)

From: Dynamic bottleneck elimination in mattress manufacturing line using theory of constraints

Product name Spring knitting Gluing Fabric quilting Overlock
Type A unif (4.07, 6.83, seed1) norm (3.70, 0.52, seed6) norm (0.52, 0.05, seed11) N/A
Type B unif (2.03, 3.26, seed2) norm (2.04, 0.26, seed7) norm (0.47, 0.13, seed12) N/A
Type C unif (4.39, 6.42, seed3) norm (3.93, 0.93, seed8) norm (0.71, 0.05, seed13) unif (1.10, 1.59, seed16)
Type D unif (4.39, 6.42, seed4) norm (3.67, 0.55, seed9) norm (0.71, 0.05, seed14) unif (1.10, 1.59, seed17)
Type E unif (4.39, 6.42,seed5) norm (3.93, 0.93, seed10) norm (0.63, 0.06, seed15) N/A
  1. N/A not applicable