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Polyester conveyor belt

Polyester conveyor belt

·Specifications:Bandwidth (mm)Cloth layerCover thickness (mm)FaceNon working face4003~44 5 3 03 0 1 55003~54 5 3 03 0 1 ...

Product description

·Specifications:Bandwidth (mm)Cloth layerCover thickness (mm)FaceNon working face4003~44 5 3 03 0 1 55003~54 5 3 03 0 1

Product specifications


·Specifications:

Bandwidth (mm) Cloth layer Cover thickness (mm)
Face Non working face
400 3~4 4.5 3.0 3.0 1.5
500 3~5 4.5 3.0 3.0 1.5
600 3~5 6.0 4.5 3.0 1.5
650 3~5 6.0 4.5 3.0 3.0 1.5
800 3~6 6.0 4.5 3.0 4.5 3.0 1.5
1000 3~7 6.0 4.5 3.0 4.5 3.0 1.5
1200 4~7 6.0 4.5 4.5 3.0 1.5
1400 4~7 6.0 4.5 4.5 3.0
1600 4~7 6.0 4.5 4.5 3.0
1800 5~7 6.0 4.5 4.5 3.0
2000 5~7 6.0 4.5 4.5 3.0
2200 5~7 6.0 4.5 4.5 3.0
 
·Technical indicators: ordinary use of polyester conveyor belt in accordance with the requirements of the GB/T7984-2001 standard

·1, the physical mechanical properties of the compound cover:

Overlay performance level The tensile strength is not less than Elongation at break =% The wear volume is less than or equal to mm3 70 c * 168h after aging, the tensile strength and elongation at break change%
MPa
Strongly zoned type 24.0 450 120 -25~+25
Strong wear type 18.0 400 100 -25~+25
General type 15.0 350 200 -25~+25
 


·2, the bonding strength between layers:

Index item Inter layer Covering layer and layer
The cover layer thickness is less than 1.5mm Thickness of covering layer > 1.5mm
N/mm N/mm N/mm
The average value of the longitudinal sample is not less than 4.50 3.2 3.5
The average value of the transverse sample is not less than 4.50 3.2 3.5
The highest peak value of all samples is not more than 20 20 20
The minimum peak value of all samples is not less than 3.9 2.4 2.9


Difficult to burn in compliance with the requirements of the GB/10822-89 standard

·1. The physical properties of the covering layer:

The tensile strength of the composite cover layer is not less than MPa 10
The cover layer is not less than the elongation% 350
Physical performance requirements of the general refractory zone with no cover layer thickness less than 2.0mm

·2, the bonding strength between layers:

Index item Inter layer Covering layer and layer
The cover layer thickness is less than 1.5mm Thickness of covering layer > 1.5mm
N/mm N/mm N/mm
The average value of the longitudinal sample is not less than 5.0 3.5 3.9
The minimum peak value of all samples is not less than 3.9 2.4 2.9

·3, safety performance:

 Difficult combustion performanceJ Difficult combustion and static electricity performance K
Three (longitudinal) full thickness specimen flame duration average less than 60s and any a single results were no recrudescence phenomenon The performance of the flame retardant is not more than 3 * 108Ω on the surface resistance of J.

Acid alkali resistance with enterprise standards in accordance with the requirements of QBYC2003-01>



·1, the physical properties of compound cover:

Index name Company index
The tensile strength is not less than MPa 10
The elongation of not less than % 350
72 c * 70h after aging, tensile strength change rate% % ±30
The elongation rate of change % ±30
Wear quantity is not more than Cm 3/1.61km 1.0
Change rate of tensile strength of H 2 SO 440% % -15~+15
Room temperature 48h elongation rate % -15~+15
Change ratio of tensile strength of NaOH 40% % -15~+15
Room temperature 48h elongation rate % -15~+15

·2, interlayer adhesion

Index name Inter layer Covering layer and layer
The cover layer thickness is less than 1.5mm Thickness of covering layer > 1.5mm
The average value of the longitudinal sample is not less than 3.15 2.10 2.70
The average value of the transverse sample is not less than 3.15 2.10 2.70
The highest peak value of all samples is not more than 20.0 20.0 20.0
The average value of all samples is not less than 3.50 2.40 3.0
The minimum peak value of all samples is not less than 2.70 1.60 2.20

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