Loresco type DW-1 is a sized carbon backfill with particles ranging between 0.1 to 1 mm. DW-1 weighs 74 lbs per cubic foot and sinks readily in water or light mud. The fixed carbon content of DW-1 is over 99%.
Being a sized and predominantly round material, DW-1 may be installed by either pumping or pouring. Approximately 7gallons of water per 100 lbs of backfill should be utilized when pumping. DW-1 wets easily, and only minimum agitation is necessary before pumping.
Specifications
- Fixed carbon: 99.93%
- Ash: 0.6%
- Moisture: 0.05%
- Volatiles: Nil at 950°C due to calcination
in excess of 1200°C.
- Bulk density: 74 lbs per cubic foot.
- Particle sizing: From 0.004 inch to 1 mm.
Shipping and Storage
Loresco DW-1 is shipped in 50 lb (22.7 kg) coated, woven polypropylene bags. DW-1 may be stored outside for limited periods (not to exceed 400 hours of sunlight). Pallets are available with 50 bags per pallet. Proven export packaging is also available.
Dry Volume of Loresco Type DW-1 Required by Hole Size
Hole diameter |
Cubic ft. of DW-1 per lineal foot |
Lbs of DW-1 per lineal foot |
Lineal feet per 100 lbs of DW-1 |
4" 6" 8" 10" 12" |
0.087 0.196 0.349 0.545 0.784 |
6.4 14.3 25.5 39.8 57.2 |
15.70 6.99 3.93 2.51 1.75 |