Hold the Line
Belting is the most expensive component of a conveying system. Superior’s Self-Aligning Idlers ensure that your conveyor belts stay on track, minimizing the chance of severe belt damage.
Concave in shape, the idler’s side guide rollers restrain the belt from running up and over the conveyor. In order to lessen the wear on the belt, the side guide rollers are made with high-grade HDPE that reduces the friction between the idler and belt.
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Models
Advantages
Troughing Idler
Short sentence describing the ideal applications for a troughing idler.
Troughing Idler
Short sentence describing the ideal applications for a troughing idler.
Troughing Idler
Short sentence describing the ideal applications for a troughing idler.
Troughing Idler
Short sentence describing the ideal applications for a troughing idler.
The Next Generation Idlers
After decades of field testing and refinement, the next generation of idlers is here.
Superior just completed the biggest idler redesign of your lifetime. Millions have been invested in automated and modern manufacturing.
Reduce maintenance, reduce failure, and protect the belt. Get Superior-built steel idlers made to size for your specific application.
Videos
Overhead view of 3055 Liberty Jaw crushing boulders
Overhead view of 3055 Liberty Jaw crushing boulders
Overhead view of 3055 Liberty Jaw crushing boulders
Liberty Jaw Models & Specifications
Standard Specifications
| Model | Weight | Feed Opening | CSS | Capacity | Speed | Max Feed Size | Power | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| kg | lbs | mm x mm | in x in | mm | in | mtph | stph | rpm | mm | in | kW | hp | |
| 2155B | 16,500 | 36,400 | 530 x 1,400 | 21 x 55 | 40–130 | 1.6"–5.1" | 90–400 | 100–440 | 280 | 427 | 16.8" | 110 | 150 |
| 2636B | 14,050 | 31,000 | 650 x 900 | 26 x 36 | 60–160 | 2.4"–6.3" | 110–360 | 120–396 | 300 | 528 | 20.8" | 75 | 100 |
| 3042B | 15,700 | 34,600 | 750 x 1,070 | 30 x 42 | 70–200 | 2.75"–8" | 150–500 | 165–550 | 280 | 610 | 24.0" | 110 | 150 |
| 3343B | 22,300 | 49,200 | 830 x 1,100 | 33 x 43 | 80–200 | 3.2"–8" | 180–620 | 200–680 | 270 | 671 | 26.4" | 110 | 150 |
| 3055B | 26,950 | 59,000 | 760 x 1,400 | 30 x 55 | 70–200 | 2.75"–8" | 240–780 | 265–855 | 260 | 610 | 24.0" | 160 | 200 |
| 3455B | 31,500 | 69,445 | 860 x 1,400 | 34 x 55 | 100–200 | 4"–8" | 320–800 | 353–880 | 250 | 691 | 27.2" | 160 | 200 |
| 3448B | 28,000 | 62,000 | 860 x 1,220 | 34 x 48 | 70–200 | 2.75"–8" | 170–560 | 185–615 | 250 | 691 | 27.2" | 160 | 200 |
| 4051B | 42,000 | 92,600 | 1,010 x 1,300 | 40 x 51 | 100–200 | 4"–8" | 290–880 | 320–970 | 230 | 813 | 32.0" | 160 | 200 |
| 4655B | 52,500 | 115,800 | 1,160 x 1,400 | 46 x 55 | 150–250 | 6"–10" | 400–900 | 440–990 | 230 | 935 | 36.8" | 200 | 300 |
| 5165B | 71,250 | 157,100 | 1,290 x 1,650 | 51 x 65 | 150–270 | 6"–10.5" | 550–1,100 | 605–1,210 | 220 | 1,036 | 40.8" | 250 | 350 |
| 6080B | 135,000 | 297,000 | 1,525 x 2,030 | 60 x 80 | 200–300 | 8"–12" | 700–1,450 | 770–1,595 | 200 | 1,219 | 48.0" | 400 | 500 |
Gradation / Percent Passing
| Size of Material | Percent Passing for a Given Closed Side Setting - Average Feed Material (12-14 Work Index) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| in | mm | 1.5" (38mm) | 2" (50mm) | 2.5" (63mm) | 3" (76mm) | 3.5" (88mm) | 4" (101mm) | 5" (127mm) | 6" (152mm) | 7" (177mm) | 8" (203mm) | 10" (254mm) | 11" (279mm) | 12" (304mm) |
| 18 | 457 | 100% | 100% | |||||||||||
| 16 | 406 | 100% | 98 | 94 | ||||||||||
| 14 | 355 | 98 | 90 | 83 | ||||||||||
| 12 | 304 | 100% | 84 | 77 | 70 | |||||||||
| 10 | 254 | 100% | 100% | 88 | 70 | 64 | 58 | |||||||
| 8 | 203 | 100% | 94 | 80 | 70 | 56 | 51 | 47 | ||||||
| 7 | 177 | 94 | 82 | 70 | 61 | 49 | 45 | 41 | ||||||
| 6 | 152 | 100% | 100% | 82 | 70 | 60 | 53 | 42 | 38 | 35 | ||||
| 5 | 127 | 100% | 99 | 87 | 70 | 58 | 50 | 44 | 35 | 32 | 29 | |||
| 4 | 101 | 100% | 100% | 92 | 80 | 70 | 56 | 47 | 40 | 35 | 28 | 25 | 23 | |
| 3 | 76 | 100% | 95 | 83 | 70 | 60 | 53 | 42 | 35 | 30 | 27 | 21 | 19 | 18 |
| 2.5 | 63 | 95 | 85 | 70 | 59 | 50 | 44 | 35 | 29 | 25 | 22 | 18 | 16 | 15 |
| 2 | 50 | 85 | 70 | 57 | 48 | 40 | 35 | 28 | 24 | 20 | 18 | 14 | 13 | 12 |
| 1.5 | 38 | 69 | 52 | 42 | 35 | 30 | 26 | 21 | 18 | 15 | 14 | 11 | 10 | 9 |
| 1 | 25 | 44 | 34 | 28 | 23 | 20 | 17 | 14 | 12 | 10 | 9 | 7 | 7 | 6 |
| 0.75 | 19 | 32 | 25 | 21 | 18 | 15 | 13 | 11 | 9 | 8 | 7 | 5 | 5 | 5 |
| 0.5 | 12 | 22 | 18 | 15 | 12 | 10 | 9 | 7 | 6 | 5 | 5 | 4 | 4 | 3 |
| 0.25 | 6 | 12 | 10 | 8 | 6 | 5 | 5 | 4 | 3 | 3 | 2 | 2 | 2 | 1 |
Real Stories, Proven Performance
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Purpose-Built for Your Site
Stationary stacking conveyors are designed for operations that need permanent, high-capacity material movement. Each one is custom engineered to fit the layout, tonnage, and flow requirements of your site, because no two plants or piles are the same.
Superior’s team draws from decades of conveyor design and field experience to build systems that perform reliably year after year and ton after ton. Every stationary conveyor is purpose-built for efficiency, longevity, and seamless integration with your processing circuit.
Models
Fixed Stacker
Straight-line conveyor for long-term stockpiles where footprint is fixed and pile geometry is controlled by discharge height.
Radial Stacker
Stationary base with powered slewing to build conical and kidney-shaped piles without moving the conveyor structure.
Single Source Strength
Superior’s construction management team delivered a turnkey plant for Georgia Crushed Stone’s Buckhorn Quarry, overseeing every stage from design to commissioning.
The coordinated build brought together crushing, screening, and conveying systems on a tight schedule, aligning engineering, fabrication, and field installation into one unified plan that kept the project on spec and on time.
Contact SalesVideos
See how Mainland Construction Materials partnered with Superior’s Construction Management team to design and build a new plant from the ground up.
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