DIN/Cema/ASTM/Sha Standard Steel Cord Fire-Resistant Conveyor Belt for Coalmine

Model NO.: Fire-Resistant Conveyor Belt Material: Rubber Feature: Fire-Resistant Belt Width: 800mm- 2600mm Available Occassion: Mining Downholes Advantage2: Heavy Duty & High Speed Trademark: OUNA Origin: Toncheng, China Type: Steel Cord Fire-Resistant Conveyor Belt Inside Material: Steel Cord Tensile Strength: Strong Package: Plastic Water-Proof Packing or OEM Advantage1: with The Quality of High Durability Standards: DIN,Cema,ASTM,Sha,etc Specification: ISO9001: 2008 HS Code: 4010120000 Name: Steel cord fire-resistant conveyor belt

Application: It is suitable for use in coal mine, thermal power plant, iron and steel plant etc. where flame-resistant and explosion-proof conditions are required. 

Specification:
1) Structure



2)Performance indexes (MT668)
Performance of cover

name	Tensile strength	Elongation at break	Rate of change after aging		Abrasion rate mm3 ≤
	MPa ≥	%≥	%≤ Tensile strength	%≤ Elongation at break
Performance indexes	15	350	±25	±25	200

  Safety performance

Item			Unit	Performance index
				Type I		Type II
Static conduction	Surface resistance		Ω	≤3×108
Roller friction	Surface temperature of roller		ºC	≤325
Burning on spirit burner	Flame	Duration of flame for four test pieces	s	≤30	≤ 3
				≤45	≤10
	Glow	Duration of flame for four test pieces		≤120	--
				≤180	--
Propane burner test	Undamaged with full width		mm	≥125

3)Examples of model and specification

ST	S	2500	1000	Φ7.2	8.0+6.0
Steel cord belt	Code of flame resistant anti-static belt	Longitudinal tensile strength	Width	Diameter of steel cable	Thickness of top and bottom rubber cover

 

 
 
Main technical parameters of steel cable conveyor belt used in coal mine (MT 668-2008)

Item	ST/S 630	ST/S 800	ST/S 1000	ST/S 1250	ST/S 1600	ST/S 2000	ST/S 2500	ST/S 2800	ST/S 3150	ST/S 3500	ST/S 4000	ST/S 4500	ST/S 5000	ST/S 5400
Longitudinal tensile strength (N/mm)	630	800	1000	1250	1600	2000	2500	2800	3150	3500	4000	4500	5000	5400
Max. nominal diameter of steel cable (mm)	3.0	3.5	4.0	4.5	5.0	6.0	7.2	7.5	8.1	8.6	8.9	9.7	10.9	11.3
Space between steel cables 1.5mm	10	10	12	12	12	12	15	15	15	15	15	16	17	17
Thickness of top rubber cover (mm)	5	5	6	6	6	8	8	8	8	8	8	8	8.5	9
Thickness of bottom rubber cover (mm)	5	5	6	6	6	8	8	8	8	8	8	8	8.5	9
Reference mass	21	22	27	29	31	37	42.5	46	49	51	52.5	58.5	63	68
Width specification (mm)	Number of steel cables
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
1200	113	113	94	94	94	94	76	76	76	77	77	71	66	66
1400	133	133	111	111	111	111	89	89	89	90	90	84	78	78
1600	151	151	126	126	126	126	101	101	101	104	104	96	90	90
1800	171	171	143	143	143	143	114	114	114	117	117	109	102	102
2000	196	196	159	159	159	159	128	128	128	130	130	121	113	113
2200	216	216	176	176	176	176	141	141	141	144	144	134	125	125
2400	236	236	193	193	193	193	155	155	155	157	157	146	137	137
2600	256	256	209	209	209	209	168	168	168	170	170	159	149	149

Technical parameters of Steel Cord Conveyor Belt used in the coal mine (DIN22129 standard)

Model	ST/S 1000	ST/S 1250	ST/S 1600	ST/S 2000	ST/S 2500	ST/S 3150	ST/S 3500	ST/S 4000	ST/S 4500	ST/S 5000	ST/S 5400
Min. tensile strength (N/mm)	1000	1250	1600	2000	2500	3150	3500	4000	4500	5000	5400
Diameter of steel cable d (max)	4.1	4.9	5.6	5.6	7.2	8.1	8.6	8.9	9.7	10.9	11.3
mm Space between steel cables mm±1.5	12	14	15	12	15	15	15	15	16	17	17
kN Min. actual tensile strength of steel cable	13.2	19.2	26.4	26.4	41.2	52	57.7	66	79.2	93.5	101
Width specification(mm)	Number of steel cables
1000±10	81	69	64	81	64	64	64	64	59	55	55
1200±10	97	84	77	97	77	77	77	77	71	66	66
1400±12	114	98	90	114	90	90	90	90	84	78	78
1600±12	131	112	104	131	104	104	104	104	96	90	90
Thickness of conveyor belt+2-1mm	20	21	22	24	25	26	27	29	30	31	31
Thickness of top rubber cover+1-0.5mm	10	10	10	10	10	10	10	12	12	12	12
Thickness of bottom rubber cover+1-0.5mm	6	6	6	8	8	8	8	8	8	8	8
Reference mass of conveyor belt Kg/m2	34	36	39	44	47.5	53	56	60.5	63	68	69.5
Notes: 1. The user can determine the thickness of conveyor belt according to the actual service environment and the design requirements; 2. The mass of conveyor belt is an approximate value on the basis of rated thickness, 1mm thick rubber cover is equal to 1.5 kg/m2;

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