Product Process
Punch spring – heating – cooling – harden – QC – painting – assembling – packing
The shipping cost falling now, it’s a good time to make a plan.
The shipping cost falling now, it’s a good time to make a plan.
Australian trailer rocker roller suspension designed for tandem axle and triple axles, suitable for the offroad condition, galvanized and black coating optional as request.
| Load | 5 leaves on 2.0 tons, 6 leaves on 2.5 tons, 7 leaves on 3.0 tons, 8 leaves on 4.0 tons, 9 leaves on 5.0 tons |
|---|---|
| Spring Arc | 736mm |
| Height | 204mm |
| Wheelbase | 878mm |
| Material | 60Si2Mn |
| Manufacturer | Mastervim |
Australia rocker roller suspension designed for tandem axle suspension, triple axles suspension.
Leaf spring material 60Si2Mn, the components and list of tandem suspension as below.
| Items | Qty. | Size |
| Leaf | 4 | 60×7.0mm |
| Rocker Arm | 2 | MALRA205 |
| Center Hanger | 2 | 45mmx3/4” hole gusseted |
| Rollers | 4 | 5/8”x1 1/4”x60mm Nylon |
| Roller Pins | 4 | 4”x5/8” RH grease castle |
| Spring Eye Pins | 4 | 4”x5/8” RH nyloc nuts |
| Spring Eye Bush | 4 | 5/8”x7/8”x60mm nylon |
| Rocker Arm Center Pin | 2 | 3 1/4”x3/4“ slotted |
| Dumb Jack | 4 | 60mm x 10mm x5/8”hole |
| Payload(kg) | Description | Leaf Size(mm) | No. of Leaves |
| 2000 | Spring Assembly | 60×7.0 | 5 |
| 2500 | Spring Assembly | 60×7.0 | 6 |
| 3000 | Spring Assembly | 60×7.0 | 7 |
| 4000 | Spring Assembly | 60×7.0 | 8 |
| 5000 | Spring Assembly | 60×7.0 | 9 |
U bolts dia. 12mm
Spring mounting plate thickness at 8mm, so U bolts hole dia. 14mm, center hole 22mm
U bolts dia. 16mm
Spring mounting plate thickness at 10mm, so U bolts hole dia. 18mm, center hole 22mm
Such axle is 45mm, 5 leaves, the height should be 45+35(5×7)+50=130mm
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