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Brand Name : CHAOYUE
Model Number : NF
Certification : Safety Certificate of Approval for Mining Products
Place of Origin : Shaanxi, China
MOQ : 1 pc
Price : USD 325.00 - 3100.00 / pc
Payment Terms : T/T
Supply Ability : 500 pcs per month
Delivery Time : 1 - 3 weeks
Packaging Details : Carton box or wooden case depends on the size of products
Inner Diameter : 40 - 160 mm
Outer Diameter : 190 - 430 mm
Thickness : 173 - 316 mm
Torque : 1000 - 25000 N.m
Weight : 27 - 256 KG
NF Heavy Load Machinery Non Contact Conveyor Belt Backstop
Type NF non contact backstop is a high speed anti-reversal device, with compact structure, large backstop torque, light weight and working stable. Easily to install, disengage without stuck.
The inside uses new designed sprag, not only shock proof, high torque, but also work in zero wear condition while the rotation speed is higher than minimum speed. It's a long life device. This backstop is a protect device of lifting and conveying system. Suit for belt conveyor, bucket elevator, scraper conveyor and other equipment which require anti-reversal function
Mounting Example
Type | Nominal torque [N.m] | Max Rotating Speed [r / min] | Min Rotating Speed [r / min] | Dimension in Contour [mm] | Weight [kg] | |||||||||
d | D | H | H1 | L | L1 | L2 | L3 | C | d1 | |||||
NF10 | 1000 | 450 | 1500 | 40 - 50 | 190 | 273 | 150 | 173 | 25 | 20 | 5 | 145 | 28 | 27 |
NF16 | 1600 | 450 | 1500 | 45 - 60 | 208 | 295 | 160 | 182 | 25 | 22 | 5 | 150 | 32 | 31 |
NF25 | 2500 | 425 | 1500 | 50 - 70 | 230 | 323 | 170 | 190 | 25 | 25 | 5 | 155 | 38 | 38 |
NF40 | 4000 | 425 | 1500 | 60 - 80 | 245 | 350 | 185 | 207 | 28 | 30 | 5 | 166 | 42 | 49 |
NF63 | 6300 | 400 | 1500 | 70 - 90 | 260 | 370 | 195 | 221 | 30 | 35 | 5 | 180 | 45 | 62 |
NF80 | 8000 | 400 | 1500 | 80 - 100 | 275 | 396 | 210 | 226 | 35 | 35 | 5 | 185 | 48 | 73 |
NF100 | 10000 | 375 | 1500 | 90 - 110 | 295 | 425 | 225 | 261 | 35 | 45 | 5 | 220 | 52 | 98 |
NF125 | 12500 | 375 | 1500 | 100 - 130 | 330 | 473 | 250 | 296 | 40 | 50 | 8 | 250 | 58 | 154 |
NF160 | 16000 | 375 | 1000 | 110 - 140 | 360 | 512 | 270 | 306 | 40 | 55 | 8 | 260 | 62 | 175 |
NF200 | 20000 | 350 | 1000 | 120 - 150 | 400 | 565 | 300 | 306 | 50 | 58 | 8 | 260 | 65 | 214 |
NF250 | 25000 | 350 | 1000 | 130 - 160 | 430 | 620 | 335 | 316 | 50 | 63 | 8 | 270 | 70 | 256 |
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Large Torque Anti Reversal Non Contact Conveyor Belt Backstop Clutch Images |