Performance Analysis and Quality Evaluation of Wheat Storage in Horizontal Silo Bags

Table 1

Specifications of the tested plastic silo film.

Property	Unit	Method	Value
			Max.	Min.	Mean
Average thickness	μm	DIN 53370	251	243	250
2 SEGMA thickness tolerance	%		5.6	3.8	4.7
Width	mm	Internal	442	442	442
Coefficient of friction
Out/out	—	ASTM D 1894	0.40	0.36	0.38
In/in			0.20	0.18	0.19
NTR/M		ISO 8295	—	—	—
Surface tension	Dyn/CM	DNI ISO 8296	—	38	—
Tensile strength at break MD	Mpa	ASTM D882	50.2	42.2	46.6
Tensile strength at break TD	Mpa		46.1	41.2	43.4
Tensile strength at yield MD	Mpa		19.1	15	17.3
Tensile strength at yield TD	Mpa		21.8	20.4	21
Elongation at break MD	%		569.4	475.7	531.7
Elongation at break TD	%		591.6	524.5	563.2
Elongation at yield MD	%		7.8	6.7	7.3
Elongation at yield TD	%		8.1	7.1	7.8
Oxygen permeability	Cc/m^2/day				≤450
Water vapor permeability	g/m^2/day				≤2