DAM028
Dynamic Expeller Ring for 4/3 C Frame
Static expeller ring for dynamic centrifugal shaft seal assemblies in 4/3 C frames. Enables flush-free slurry pump operation without external seal water, eliminating process dilution.
Metallurgical Specifications & Dimensional Interchangeability
| Universal Code: | DAM028 (SMAT-SEAL-3X2-EXP) |
|---|---|
| Compatible Frame & Pipe Series: | Slurry pump frame 4/3 C (Series 3X2) |
| Component Type: | Dynamic Centrifugal Expeller Ring |
| Unit Mass & NIOSH Handling: | 18.5 kg — 2-Person Assisted Shaft Mount (MANUAL_SAFE • LI=1.67 vs RWL=11.1 kg) |
| Critical Wall Thickness: | 18 mm (High Chrome A05 (27% Cr, ASTM A532 Class III Type A)) |
| Outer Diameter (∅D₂): | 270 mm |
| Max Sphere Passage (Solids): | 28 mm |
| BOM Station & Precedence: | Station 02 — 05. Anillo Expulsor Centrífugo (Estación 02 • Sin agua de sello) |
| Metallurgy: | High Chrome A05 (27% Cr, ASTM A532 Class III Type A) |
| Verified Hardness: | ≥ 650 HB (Brinell) / 58-62 HRC |
| Critical Application: | Dry dynamic centrifugal seal in 4/3 C pumps (flush-free, zero gland water) |
| Assembly Guarantee: | 1:1 dimensional compatibility and concentric fit against adapter plate verified before shipping. Direct dispatch from Durango Central Warehouse. |
1:1 Dimensional Fit & Dynamic Balance Assurance
Every DAM028 unit is physically matched against standard frame dimensions before dispatch from our Durango Central Warehouse. We ensure 100% drop-in interchangeability with industry-standard frames. Should a standard replacement part fail to fit your pump casing, it is immediately swapped from our floor stock.
Fine-tolerance manufacturing prints and complete internal dimensional matrices are kept off public tables to safeguard intellectual property. Detailed mechanical drawings and compliance dossiers are shared privately with authorized mine plant engineering and procurement teams.