Pipe Conveyor Belts

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PIONWAY

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Product Description

Product Description

Pipe conveyor belts

Advantages:

• High speed

• Large angles of inclination transportation

• Unsealed transportation

• Eco-friendly

• Low elongation

• Excellent ply adhesion

• High tensile strength

• Fatigue and wear resistance

• Excellent groove formation ability

• Good flexibility and troughability

• Full resistance to mildew, moisture and rotting

• High longitudinal and transverse breaking strength

Application areas

• Mining industry

• Chemical industry

• Iron and steel industry

• Wood and Paper industry

• Coal-fired power industry

• Recycling industry

• Sand and gravel industry

• Stone quarries

• Cement industry

• Grain and sugar industries

• Packing industry

• Power and heating plants

• Ports and transshipment operations

Belt width and corresponding pipe diameter specification: unit (mm)

Table 1

Belt Width	360	600	800	1000	1100	1300	1600	1850	2250	2450	2900	3100
Pipe diameter	100	150	200	250	300	350	400	500	600	700	800	850

Physical property class of cover rubber

Table 2

Performance class of cover rubber	Tensile Strength MPa≥	Elongation at break %≥	abrasionmm3≤	Ozone Resistant	the tensile strength and elongation at breaks change rate after aging%
D	18	400	90	No cracking	－25～+25
H	24	450	120	No cracking	－25～+25
T1、T2	10	300	200	-	－45～+45
A.Ozone resistant test condition：concentration (50±5)*10-8 (volume fraction), temperature (40±2)℃, elongation (20±2)%, time 96h.
B. hot air ageing test condition: D and H type pipe conveying belt 70℃168h; T1 type pipe conveying belt 100℃168h; T2 type pipe conveying belt 125℃*168h.
Note：D—High Abrasion；H—anti-tear；T1—Heat Resistant under 100℃；T2—High Resistant under 125℃

The Type D and Type H belt should meet the requirement of the table 6.

Table 3

Item	Ply to Ply	transition part to Ply	cover rubber to ply
Item	Ply to Ply	transition part to Ply	Thickness of cover≤1.5mm	Thickness of cover ＞1.5mm
Maximum value of all samples，≤	20	20	20	20
Average value of all samples，≥	8	8	5	6
Minimum value of all samples，≥	7.4	7.4	4.4	5.4

Steel Cord pipe conveyor belt

structure diagram

Diameter of pipe

Table 4

Nominal diameter，mm	Φ200	Φ250	Φ300	Φ350	Φ400	Φ500	Φ600	Φ700
Outer Diameter，mm	218	282	308	361	457	543	640	728
Belt Width，mm	800	1000	1100	1300	1600	1850	2250	2450

Tensile strength and belt width specification

Table 5

ITEM	St630	St800	St1000	St1250	St1600	St2000	St2500	St2800	St3150	St3500	St4000	St4500	St5000	St5400
Longitudinal
Tensile strength，N/mm	630	800	1000	1250	1600	2000	2500	2800	3150	3500	4000	4500	5000	5400
Maximum diameter of steel cord，mm
Maximum diameter of steel cord，mm	3	3.5	4	4.5	5	6	7.2	7.6	8.1	8.6	8.9	9.7	10.9	11.3
Pitch of steel cord，mm
Pitch of steel cord，mm	10±1.5	10±1.5	12±1.5	12±1.5	12±1.5	12±1.5	15±1.5	15±1.5	15±1.5	15±1.5	15±1.5	16±1.5	17±1.5	17±1.5
Top cover thickness，mm
Top cover thickness，mm	6	6	6	6	8	8	8	8	10	10	10	10	10	10
Bottom cover thickness，mm
Bottom cover thickness，mm	6	6	6	6	6	6	8	8	8	8	10	10	10	10

Table 6

Belt width mm	Number of Steel cord
Belt width mm	St630	St800	St1000	St1250	St1600	St2000	St2500	St2800	St3150	St3500	St4000	St4500	St5000	St5400
800	75	75	63	63	63	63	50	50	50	50
1000	95	95	79	79	79	79	64	64	64	64	64	59	55	55
1100	105	105	87	87	87	87	69	69	69	69	69	65	61	61
1300	124	124	103	103	103	103	83	83	83	83	83	77	72	72
1600	151	151	126	126	126	126	101	101	101	104	104	96	90	90
1850	177	177	147	147	147	147	119	119	119	119	119	111	104	104
2250			181	181	181	181	145	145	145	145	145	137	125	125
2450			197	197	197	197	158	158	158	158	158	148	139	139

Perfomance class of cover rubber

Table 6

Performance class of cover rubber	Tensile strength MPa≥	Elongation at break%≥	abrasionmm3≤	Ozone resistance	the tensile strength and elongation a t break’s change rate after aging%
H	25	450	120	No cracking	－25～+25
D	18	400	90	No cracking	－25～+25
L	20	400	150	No cracking	－25～+25
Note：H- High Anti-tear ；D—High abrasion；L—Moderate abrasion。
A.Ozone resistant test condition：concentration (50±5)*10-8 (volume fraction), temperature (40±2)℃, elongation (20±2)%, time 96h.
B. hot air ageing test condition: 70℃*168h;