
Epiroc HC 350 Excavator Plate Compactor
HC350 is a non-rotating compactor for 3–8 tonne carriers, with a 475 × 846 mm plate, 330 kg service weight, 23 kN centrifugal force and 57 L/min oil-flow requirement.

Hydraulic Compactors
JT-mini is a 200 kg excavator plate compactor for 2–4 tonne carriers, with an 800 × 442 mm bottom plate. The model uses 30–60 L/min at 100–130 kg/cm² and a PERMCO 25.39 ml/rev motor.
| Model / part number | JIANGTU JT-mini |
|---|---|
| Carrier | 2–4 t |
| Weight | 200 kg |
| Height | 435 mm |
| Width | 442 mm |
| Bottom plate | 800 × 442 mm |
| Impulse force | 3 ton |
| Flow | 30–60 L/min |
| Operating pressure | 100–130 kg/cm² |
| Motor model | PERMCO 1221081B39 |
| Motor displacement | 25.39 ml/rev |
| Vibration frequency | 2,000 cycles/min |
The 800 × 442 mm base and 200 kg body define the compact JT-mini assembly. After a lift of fill has been placed, the excavator positions the plate over the working strip. Plate access, reach and the selected bracket define the installation.
The supplier table uses 100–130 kg/cm², 30–60 L/min and PERMCO model 1221081B39 with 25.39 ml/rev displacement. Retain the motor identity on replacement orders and the original pressure unit on the hydraulic package.
| Group | Order content |
|---|---|
| Compactor | JT-mini body and 800 × 442 mm bottom plate |
| Mounting | Carrier bracket, pins, bushes and pickup geometry |
| Vibration drive | PERMCO motor, bearings and rubber isolators |
| Connections | Feed/return hose ends and selected line arrangement |
| Replenishment | Bottom plate, isolators, seals and mounting service items |
JT-mini covers 2–4 tonne carriers and weighs 200 kg. Epiroc HC 350 covers 3–8 tonnes with 330 kg service weight and a 57 L/min circuit. They are independent manufacturer products.
The model table uses 100–130 kg/cm². Keep that unit with the supplier motor and circuit configuration.
800 × 442 mm.
Bottom-plate and isolator options, motor seals/bearings, hose ends and the mounting pin/bush group.

HC350 is a non-rotating compactor for 3–8 tonne carriers, with a 475 × 846 mm plate, 330 kg service weight, 23 kN centrifugal force and 57 L/min oil-flow requirement.
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