Fire Resistant Steel Cord Conveyor Belt for Coal Mine

Model NO.: Fire-resistant steel cord converyor belt Material: Rubber Feature: Oil-Resistant, Acid And Alkali Resistant, Tear-Resistant, Heat-Resistant, Cold-Resistant, Wear-Resistant Model Type: Conveyor Belt Condition: New Color: Black Trademark: Hyroteflex Origin: Qingdao, China Type: NN500 Inside Material: Nylon Tensile Strength: Strong Fabric Material: Polyester/Nylon/Cotton Canvas Standards: GB/T7984-2001, DIN22102, BS490, As1332 etc Certificate: Ce,RoHS, ISO, as, BS, SABS, DIN Standard Specification: NN100-600 HS Code: 4010330000 Conveyor Belt
  Fire-resistant steel cord converyor belt     
1.Configuration
The fire-resistance Steel Cord Conveyor Belt is using the higher strength,less elongation galvanized steel cord.which top and bottom surface are covered with fire resistance anti-static rubber.The configuration is sane as the general used steel cable cord conveyor belt.
2.Application
Fire-resistance steel cord conveyor belt is suitable for the area of fire prevention,explosion-proof,and of spontaneous comvustion and firing easily,which is high strict fire alarm,The belt is suitable for conveying materials at the occasion of long distance,high span,large load,and high strengh.
3.Specification
Intensity:360M/mm~4000N/mm
Width:800mm~2000mm

Type	ST 630	ST 800	ST 1000	ST 1250	ST 1600	ST 2000	ST 2500	ST 3150	ST 4000
Longitudinal rensile strength (N/mm)	630	800	1000	1250	1600	2000	2500	3150	4000
Steel cord Max,nominal diameter(mm)	3.0	3.5	4.0	4.5	5.0	6.0	7.5	8.1	9.1
Distance 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	17 ± 1.5
Thickness of top cover (mm)	5	5	6	6	6	8	8	8	8
Thickness of bottom cover (mm)	5	5	6	6	6	6	6	8	8
Width (mm)	Cotd number
	ST 630	ST 800	ST 1000	ST 1250	ST 1600	ST 2000	ST 2500	ST 3150	ST 4000
800	75	75	63	63	63	63	50	50
1000	95	95	79	79	79	79	64	64	56
1200	113	113	94	94	94	94	76	76	68
1400	133	133	111	111	111	111	89	89	79
1600	151	151	126	126	126	126	101	101	91
1800		171	143	143	143	143	114	114	103
2000			159	159	159	159	128	128	114

4.(HG 2539)Main Specification
4.1 Cover Rubber Performance

Items		Characters
		Type1	Type2
Tensile strengh	Mpa ≥	12.0	10.0
Elongation at bresk	% ≥	300

4.2 Adhesion strength of steel cord

Strength spec of belt	Adhesion strength of steel cable, N/mm		Strength spec of belt	Adhesion strength of steel cable,N/mm
	Type1	Type2		Type1	Type2
ST630	54	43	ST2000	83	66
ST800	60	48	ST2500	98	78
ST1000	64	51	ST3150	108	86
ST1250	69	55	ST4000	118	94
ST1600	74	59
Note:Average adhension strength isn ' t less than 85% of value stated adove after aging test.

4.3 Safety Character

Items			Type1	Type2
Anti-static property	Average electrical resistance of both sufaces ,Ω,≤		3 × 108
Drum friction	Surface temperature of drum , ºC, ≤		325
	Any test sample shall not show any sign of flame or glow
Combustion lest with ethand blowtorch	Flame combustion	Average duration of flame for four test samples , s , ≤	30	3
		Duration of flame for any individunl test sample , s , ≤	45	10
	Flameless combustion	Average duration of flame for four test samples, s, ≤	120	-
		Duration of flame for any individunl test sample, s , ≤	180	-
Buming on propane bumer	Lehgth that is completely undamaged by flame, mm, ≥ 250

Conveyor belt



Conveyor belt


Conveyor belt



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