Stackable bulk container

1. A stackable container system configured to provide stacked receptacles for receiving bulk material therein, said stackable container system comprising:

a first receptacle configured to provide a respective stacked receptacle and including a receptable bottom, a receptable top, and a receptacle side extending along an upright container axis between the receptacle bottom and top, with the first receptacle presenting a container chamber,

said receptacle top being configured to at least partly support another one of the stacked receptacles stacked relative thereto along the upright container axis,

said receptacle top and said receptacle side having, respectively, a top peripheral margin and a side peripheral margin that extend laterally about the upright container axis,

said receptacle top having corner sections that define at least part of the top peripheral margin so that the receptacle top has a generally square profile shape,

said receptacle side having rounded corner segments each associated with a respective corner section of the receptacle top and located below the respective corner section,

each of said corner sections having at least a portion thereof laterally outboard of a respective corner segment and operable to support the stacked receptacle when stacked relative to the first receptacle,

each of said corner sections being interconnected to the respective corner segments along a transition section that extends outboard from the receptacle side to the receptacle top,

said receptacle top including discrete pillars spaced apart from one another and a fill neck located between the pillars,

said pillars being located at least partly above the fill neck; and

a shutoff wall fixed inside at least one of the pillars to define a subchamber and seal off the subchamber from the remainder of the container chamber.

2. The stackable container system as claimed in claim 1 ,

said receptacle side including a rib extending vertically between the receptacle bottom and top.

3. The stackable container system as claimed in claim 1 ,

said pillars forming the corner sections of the receptacle top, with the corner sections being laterally outboard from the side peripheral margin and operable to support the stacked receptacle when stacked relative to the first receptacle.

4. The stackable container system as claimed in claim 3 ,

each of said pillars including a hollow structure that defines a respective part of the container chamber.

5. The stackable container system as claimed in claim 1 , further comprising:

a pallet supported on the receptacle top and configured to support the another receptacle in a location stacked above the first receptacle.

6. The stackable container system as claimed in claim 5 ,

said receptacle top having corner sections that define at least part of the top peripheral margin so that the receptacle top has a generally square profile shape,

said corner sections being laterally outboard from the side peripheral margin and operable to support the stacked receptacle when stacked relative to the first receptacle.

7. The stackable container system as claimed in claim 6 ,

said pallet having pallet corners engaged with respective corner sections of the receptacle top.

8. The stackable container system as claimed in claim 5 , further comprising:

a second receptacle configured to provide a respective stacked receptacle and being supported on the pallet above the first receptacle.