DIN K St Steel Cord Fire Resistant Rubber Conveyor Beltst800 Conveyor Belt

Product Description

DIN K ST Steel Cord Fire Resistant Rubber Conveyor Belt
Product Desription
1. Physical Properties of Rubber Cover (DIN22131)

Grade	Tensile Strength/Mpa ≥	Breaking Elongation/% ≥	Abrasion Loss/mm3 ≤
W	18	400	90
X	25	450	120
Y	20	400	150
K	20	400	200

Rubber of DIN 22131 (K grade) is suitable for flame resistant steel cord conveyor belts.
2. Safety Property

Item	Fire resistant properties
Alcohol burner test	Average value of flame duration of 6 samples without covers, not more than 5s, any single value not more than 15s.
Anti-static test	Surface resistance ≤ 3×108Ω

3. Specification of Steel Cord Conveyor Belt

Belt type	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
Min. tensile strength (N/mm)	630	800	1000	1250	1600	2000	2500	2800	3150	3500	4000	4500	5000	5400
Max. diameter of steel cord (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
Min. Top/Bottom cover thickness (mm)	5.0	5.0	6.0	6.0	6.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.5	9.0
Belt width	Number of steel cord
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

Application
Massive task steel cord conveyor belt for general use is widely used in coal, mine, port, metallurgy, power, chemical industries and suitable for high strength,long distance and heavy load transportation of materials. The product is excellent for long distance, high abasion, high impact/tensile strength with longer service life, more excellent durability. Its cover grades are GB-L, GB-D, GB-H, and DIN Z, W, Y, X.
Features:
1. High tensile strength
2. Small elongation in use
3. Lesser elongation in use
4. Good troughabilit
Applications:
It is widely used in material delivery for coal/coke, mine, harbour, metallurgy, electric power and chemical industry.

Specification	ST630	ST800	ST1000	ST1250	ST1600	ST2000	ST2500	ST3150	ST3500	ST4000	ST4500	ST5000	ST5400	ST6300
Tensile Strength (N/mm)	630	800	1000	1250	1600	2000	2500	3150	3500	4000	4500	5000	5400	6300
Max Diameter of Cord(mm)	3	3.5	4	4.5	5	6	7.5	8.1	8.6	8.9/	9.7	10.9	11.3	12.3
Pitch of Cord(mm)	10	10	12	12	12	12	15	15	15	15	16	17	17	18
Top Rubber Cover Thickness (mm)	5	5	6	6	6	8	8	8	8	8	8	8.5	9	10
Bottom Rubber Cover Thickness (mm)	5	5	6	6	6	8	8	8	8	8	8	8.5	9	10

Width (mm)	Cord Number
800	75	75	63	63	63	63	50	50	50
1000	95	95	79	79	79	79	64	64	64	64	59	55	55	54
1200	113	113	94	94	94	94	76	76	77	77	71	66	66	63
1400	133	133	111	111	111	111	89	89	90	90	84	78	78	74
1600	151	151	126	126	126	126	101	101	104	104	96	90	90	85
1800		171	143	143	143	143	114	114	117	117	109	102	102	96
2000			159	159	159	159	128	128	130	130	121	113	113	107
2200						176	141	141	144	144	134	125	125	118
2400						193	155	155	157	157	146	137	137	129
2600						209	168	168	170	170	159	149	149	140
2800									184	184	171	161	161

Cover rubber property and grades :

Test items		Property indexes
		GB9770-2001				DIN22131
		D	H	L	P	W	X	Y
Tensile strength	Mpa >=	18	25	20	14	18	25	20
Pull to break the elongation rate	% >=	400	450	400	350	400	450	400
after aging(70°C,7D) Change rate of tensile strength Change rate of elongation	%	-25~+25	-25~+25	-25~+25	25~+25	-25~+25	-25~+25	-25~+25
Abrasion	<=	90MM 3	120MM 3	150MM 3	200MM 3	90MM 3	120MM 3	150mm 3

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