Silver 30DG Sponge Media 
Part #: SJM-S-30DG 
Highly Aggressive
The fine particle size of this Sponge Media product allows for more uniform treatment of detailed surfaces and increased production. Silver 30DG Sponge Media™ abrasive recyclability is lower; ricochet and dust are more pronounced compared with standard Sponge Media products.
Sponge impregnated with 30-grit Aluminum Oxide to aggressively abrade and profile metals, concrete and other materials.
Specifications 
 
 
 
| Product name: | Silver 30DG Sponge Media™ | 
|---|---|
| Item number: | SJM-S-30DG | 
| Package size: | 18.1 kg (40 lb) | 
| Jet / detergent: | #30 Grit Aluminum Oxide | 
| Shaping carbon steel: | ± 75 m (± 3 mils) | 
| Achievable surface roughness: | 50-150 m (2-6 mils) | 
  Silver 320 Sponge Media 
 Part #: SJM-S-320 
Slightly aggressive 
This Sponge Media product is for sensitive industrial surface preparation, the resurfacing of existing coatings or delicate substrate treatment.
Sponge impregnated with 320-grit Aluminum Oxide for controlled layer by layer coating removal.
Specifications 
 
 
| Product name: | Silver 320 Sponge Media™ | 
|---|---|
| Item number: | SJM-S-320 | 
| Package size: | 9.1 kg (20 lb) | 
| Jet / detergent: | #320 Grit Aluminum Oxide | 
| Shaping carbon steel: | <12m (<.5 mils) | 
| Achievable surface roughness: | 5-25 m (0-1 mils) | 
 
 

