A New Decision Model for Reducing Trim Loss and Inventory in the Paper Industry

Table 7

The results of a traditional CSP method.

PW𝑘 (mm)	Order	Optimal solution	Inventory	Pattern
				1	2	3	4	5	6	7	8	9	10	11	12	13
1000*	0	0	0
1100*	0	0	0
1200	7	24	17	1	1
1300	22	22	0			1	1
1400*	0	0	0
1500	28	28	0					2
1600	58	58	0	1		2	1	1
1700	47	47	0		2		1
1800	43	43	0	1					1	1	1	1
1900	7	8	1										2
2000	20	20	0											2
2100	9	9	0						1
2200	30	30	0												2
2300	7	7	0							1						2
2400	12	12	0								1
2500	20	20	0									1
Usage				1	23	21	1	14	9	1	12	20	4	10	15	3
Pattern trim loss				0	0	100	0	0	700	500	400	300	800	600	200	0

Note: total rolls used = 134; percent waste = 5.2%; *nonorder product.