1. Basic Part Info
- OEM Part Number: 3222326752
- Part Name: Slide Bar / Feed Guide Slide Rail
- Brand: Epiroc (Former Atlas Copco)
- Function: Load-bearing guide component for drill rig feed beam, supports carriage reciprocating feed, reduces friction and bears drilling impact load
2. Physical & Material Data
- Net Weight: 10.5 kg per piece
- Material: High wear-resistant alloy steel, overall stamping, working surface high-frequency quenched
- Surface Treatment: Polished & anti-rust passivation, resistant to mine dust and muddy water
- Hardness of Working Surface: HRC 48–54, anti-impact & anti-abrasion
- Lubrication Match: Compatible with lithium-based grease for continuous lubrication
3. Dimension (Metric mm)
- Overall Length: 2780 mm
- Inner Groove Width: 62 mm
- Groove Depth: 18 mm
- Plate Thickness: 8 mm
- End Feature: Straight cut ends, no pre-drilled mounting holes, fixed by full welding
4. Compatible Epiroc Drill Rigs
- ROC L8, ROC L8 LF DTH drill rig (primary matching model)
- FlexiROC T35, T40, T45 top hammer drill rig feed assembly
- PowerROC D40, D45, D50, D55, D60 series feed mechanism
- Interchangeable similar slide bar PN: 3222323416, 3222326589 (same cross-section, different lengths)
5. Working Condition & Spare Part Features
- Operating Ambient Temp: -35℃ ~ +75℃
- Rated Single-side Feed Load: 8 tons; paired installation for max 16 tons feed thrust
- Common Failure: Groove abrasion, bending deformation, rust pitting, causing feed jamming & drill hole deviation
- Replacement Criterion: Replace when groove abrasion depth >2mm or overall bending >1.5mm
- Mounting Method: Full welding on inner side of feed beam, straightness calibration after welding for smooth carriage travel