High reputation Thin Black Rubber Sheet - Common Steel Cord Conveyor Belt – Zhengtan Metallurgy

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Feature: With large tensile strength, long term of service life, small elongation excellent trough ability and superior flexing resistance, the belt is suitable for conveying materials under the condition of long distance, heavy load and at a high speed. Belt Standard Specification Adhesive tape(st-No.) Max nominal diameter(mm) Steel cord structure Cord distance(mm) Standard work force(N/mm) Thicknesst1t2 (mm) Kg/m² Min diameter roller(mm) Steel cord strength KN/roo...

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High reputation Thin Black Rubber Sheet - Common Steel Cord Conveyor Belt – Zhengtan Metallurgy Detail:

Feature:

With large tensile strength, long term of service life, small elongation excellent trough ability and superior flexing resistance, the belt is suitable for conveying materials under the condition of long distance, heavy load and at a high speed.

Belt Standard Specification
Adhesive tape(st-No.)	Max nominal diameter(mm)	Steel cord structure	Cord distance(mm)	Standard work force(N/mm)	Thicknesst₁t₂(mm)	Kg/m²	Min diameter roller(mm)	Steel cord strength KN/root
St-630	3	K6x7+1WS	10	90	5×5	19.1	800	6.93
St-800	3.5	K6x7+1WS	10	110	5×5	20.6	800	8.8
St-1000	4	K6x7+1WS	12	140	6×6	24.7	800	13.2
St-1250	4.5	K6x7+1WS	12	175	6×6	25.4	800	16.5
St-1600	5	K6x19+1WS	12	225	6×6	26	1000	21.12
St-2000	6	K6x19+1WS	12	285	8×6	30	1000	26.4
St-2500	7.2	K6x19W+1WS	15	355	8×6	32.2	1250	41.25
St-3150	8.1	K6x19W+1WS	15	450	8×8	35.7	1400	51.98
St-3500	8.6	K6x19W+1WS	15	500	8×8	44.9	1500	57.7
St-4000	8.9	K6x19W+1WS	15	570	8×8	46.6	1600	66
St-4500	9.7	K6x19W+1WS	16	645	8×8	49	1800	79.2
St-5000	10.9	K6x19W+1WS	17	715	8.5×8.5	53.6	1800	93.5
St-5400	11.3	K6x19W+1WS	17	760	9×9	57.5	2000	101

Number of steel cord
Belt width(mm)	St630	St800	St1000	St1250	St1600	St2000	St2500	St3150	St3500	St4000	St4500	St5000	St5400
800	75	75	63	63	63	63	50	50	50
1000	95	95	79	79	79	79	64	64	64	64	59	55	55
1200	113	113	94	94	94	94	76	76	77	77	71	66	66
1400	133	133	111	111	111	111	89	89	90	90	84	78	78
1600	151	151	126	126	126	126	101	101	104	104	96	90	90
1800		171	143	143	143	143	114	114	117	117	109	102	102
2000			159	159	159	159	128	128	130	130	121	113	113
2200						176	141	141	144	144	134	125	125
2400						193	155	155	157	157	146	137	137

Cover performance and level
Test items	Performance index
	GB9770-2001				DIN22131
	D grade	H grade	L grade	P grade	W grade	X grade	Y grade
Tensile strength Mpa≥	18	25	20	14	18	25	20
Elongation at break %≥	400	450	400	350	400	450	400
(70℃/ 7D）Aging test %	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25
Tensile strength change rate %	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25
Elongation rate %	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25	-25 ~ +25
Wear quantity ≤	90MM³	120MM³	150MM³	200MM³	90MM³	120MM³	150MM³

Bonding strength
Strong	St630	St800	St1000	St1250	St1600	St2000	St2500	St3150	St3500	St4000	St4500	St5000	St5400
Adhesive strength(N/mm)	60	70	85	95	105	105	130	140	145	150	165	175	180
GB9770-2001	60	70	85	95	105	105	130	140	145	150	165	175	180
Adhesive strength(N/mm)	60	70	85	95	105	105	130	140	145	150	165	175	180
DIN22131-88	60	70	85	95	105	105	130	140	145	150	165	175	180

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