Used bulk bags
Used bulk bags are once-used FIBCs rated for multi-trip service, inspected and sorted by size and SWL, then baled for loads like sand, gravel, aggregate and some feed and mineral jobs. They are never for food, pharma or static-sensitive products, and 5:1 single-trip bags are not offered for reuse at all.
| Condition | Once used; inspected and sorted before sale |
|---|---|
| Safety factor | 6:1 multi-trip rated only; 5:1 bags go to recycling |
| SWL range | As marked on each bag's label; lots sorted by SWL |
| Top | Mixed by lot: duffle, spout or open; sorted on request |
| Bottom | Flat or spout, sorted by lot |
| Loops | Four, checked on every bag |
| Fabric | Woven polypropylene, coated or uncoated |
| Liner | None; liners from prior use are removed |
| Static type | Type A use only; not for static-sensitive loads |
Good for
- Sand, gravel and crushed stone
- Landscape rock, topsoil and mulch
- Some animal feed and mineral jobs, where the buyer accepts used bags
- Erosion control and site work
- Scrap metal, regrind and recycling streams
Not for
- Food, food ingredients or pharma product
- Flammable powders or any static-sensitive load
- Loads heavier than the SWL on that bag's label
- Any job that needs a 5:1 bag to go round again
- Products where a trace of a previous fill would matter
Put this in the request
- What will go in the bags, and whether it is food, feed or mineral
- Minimum SWL you need
- Base size and height range you can accept
- Top and bottom you need, or whether mixed is fine
- Quantity and how often
- Delivery ZIP, dock or liftgate, and your storage space
What we mean by used super sacks
Used super sacks, used FIBC bags and used bulk bags all mean the same thing on this desk: bags that have made one trip, been emptied, and are rated by their maker for more than one. That rating is the 6:1 safety factor on the label. Multi-trip standard-duty bags are tested to six times their SWL; a 1,000 kg bag must hold 6,000 kg in the final test and also pass a 4,000 kg, 6-hour compression test.
Single-trip bags are tested to five times SWL, and their makers recommend they not be refilled. So a 5:1 bag that comes back empty does not go back out as a used bag. It is sold for recycling instead.
What is checked on every used FIBC bag
Every bag is looked at by hand, usually turned inside out over a light table or shaken out on a clean floor, before it goes in a bale. One fault and it is pulled.
- Label: present and readable, with SWL and a 6:1 safety factor
- Loops: no cuts, fraying, burns or stitch damage
- Seams: complete, with no open or pulled stitching
- Fabric: no holes, tears or abrasion through the weave
- Sun damage: no fading, stiffness or powdering on the surface
- Spouts and ties: intact and closable
- Residue: emptied, dry, and free of anything hazardous from the first fill
Where used bags fit and where they never do
Used bags make sense for heavy, coarse, non-food material that only has to get from a yard to a site: gravel, sand, rock, soil, scrap. Some feed and mineral buyers take them too, but that is their call, and we tell them what the bags carried before.
They never go to food or pharma, which take new bags only, and never to flammable powders or other loads where static matters. A bag's prior history can't be fully known, and that is not a risk worth taking on those jobs. We also do not repair bags; a damaged bag is retired, not patched.
Quarries and sand pits, golf-course and sports-field builders, railroad maintenance gangs, landscape yards, erosion-control contractors, levee and flood crews, ballast suppliers, scrap dealers, aluminum can recyclers and mineral processors make up most of the demand. Some farms take them for bagging limestone or bulk mineral supplements, and orchards or vineyards use them for prunings and stakes. What they share is a tough, low-value product where a sound second-trip bag does the work at a lower cost than a new one.
Variation is the trade-off. A lot can include different fabric colours, white, beige or tan, assorted loop styles, uneven heights or label layouts in several languages, and the prior fill may have left a faint stain or smell. Ask which product a lot held first. If that matters to your customer or regulator, buy new instead; if not, a clean, sorted, sound used bag is a sensible choice.
Why a bag gets rejected
Plenty of returned empties never make it into a sale lot. Oil or grease stains, chemical crust, mould, mud caked into the weave, insect damage and droppings all disqualify a bag. So does a bag that came back damp, one with nails, glass or wire caught in the fabric, and one whose label was cut away or bleached unreadable. Bags that held anything flammable, toxic or corrosive are rejected outright, however clean they look.
Rejects are not wasted. Sound fabric still has value as a recycling feedstock, and rejected bags travel to a recycler in their own bales, where they are shredded, washed and melted into pellets for new plastic goods.
Your handling counts once the bags are yours. Use a rounded hook or bar, never a sharp edge, lift by every loop, keep tines clear of the fabric, and set the full bag down gently on a level pallet.
How used bags arrive
After inspection, bags are sorted into lots by size, SWL, top and bottom, folded and strapped into bales. A lot may be uniform or mixed by top style; we say which on the quote. Bales go on pallets and ride LTL for small orders or fill a trailer for larger ones.
Store them dry and out of the sun, ideally under a roof or a weighted tarp rather than on bare gravel where puddles wick into the bottom bale, and look each bag over again before you fill it. Inspection before every use is the rule for multi-trip bags, wherever they came from.
Used or new for your job
Pick used when the load is non-food and not static-sensitive, the SWL on available lots meets your fill weight, and you can accept some variety in tops and bottoms. Pick new when the spec has to be exact, when a customer audit will examine your packaging, when uniform appearance on a showroom or retail floor matters, the product is food, feed with strict rules, pharma or combustible dust, or you need a liner. If you have empties of your own, we can also book a pickup to buy them back or send them for recycling.
Questions
Are used bulk bags safe to lift?
A multi-trip bag that passes inspection may be used up to the SWL on its label. Inspect it again before each use, and never lift a bag that is damaged or sun-faded.
Do you sell used 5:1 bags?
No. A 5:1 bag is single trip. Once empty it goes to a recycler, never back into circulation, regardless of how clean or sturdy it seems.
Can I use used FIBC bags for animal feed?
Some feed jobs do, if the buyer accepts it and the bags' previous contents suit. Tell us the feed and we will say whether a lot fits.
Will you take my empty bags?
We book pickups of empties for buy-back or recycling. Send the count, sizes and condition and the pickup ZIP. Photos of a typical bale, plus whether the bags held anything hazardous, help us judge quickly which route they take: resale as multi-trip stock, or straight to a grinder and pelletizer.
Request used bulk bags
The spec from the label, the count and the ship-to ZIP. We confirm the spec, build the load and come back with the freight and the delivery window.