Polyurethane foam balls for drill pipe, casing, mud line and hose cleaning. Soft, medium and hard densities, open- and closed-cell foam, sizes from 1" through 16" — supplied on short lead time with technical selection support.
Foam cleaning balls — also called foam pigs, sponge pigs or swabs — are compressible polyurethane spheres used to clean, dry and displace fluids inside pipe, tubing and hose. They are one of the lowest-cost, highest-value consumables on any drilling rig, and are used across every phase of the well from spudding to abandonment.
Sized slightly larger than the pipe ID, the ball is loaded into the line and driven by pump pressure, air or displacement fluid. Foam compression against the wall wipes off mud, scale, wax, cuttings and free liquid as the ball travels. Because the ball deforms, it clears bends, weld beads and light restrictions that a rigid pig cannot.
Paragon supplies foam cleaning balls in every common density and cell structure, in sizes from 1" up to 16", drawn from established manufacturers with verified oilfield service history. All orders ship with density and dimensional data on the delivery note.
Standard nominal diameters held in stock or short-lead. Non-standard sizes and oversize orders can be manufactured to order.
Custom sizes and profiled shapes (bullet-nose, criss-cross) available on request.
Highly compressible. Squeezes past tight bends, weld beads and reducers with minimal risk of sticking. Best for light debris, water displacement, and initial swabbing on unknown lines.
The all-round workhorse. Enough compression to negotiate normal pipe restrictions while carrying meaningful cleaning force. Default choice for routine drill pipe, casing and mud line cleaning.
Aggressive wall contact for scale, hardened mud, wax and heavier deposits. Use on well-mapped lines with known ID — the same rigidity that cleans hard also raises the risk of sticking at unexpected restrictions.
Absorbs fluid and conforms readily to line geometry. Preferred for drying, moisture removal and light debris pickup. Lower reusability — a single-run consumable in most drilling applications.
Denser and non-absorbent. Better wall contact, higher cleaning force and repeated use across multiple passes. Preferred for scale removal, wax, hardened mud cake and pipeline pigging.
Typical foam ball size against common drilling tubulars and lines. Always verify against the actual pipe ID before running.
“On any line you haven't cleaned before — kill line, choke line, an old mud manifold — always run a soft pilot ball first. Ten minutes to prove the path costs nothing. A stuck hard ball costs a day.”
Select the ball slightly larger than the pipe ID so the foam compresses against the wall. Typical oversize is 10–20% over the nominal ID for medium-density foam. Soft foam can be sized higher; hard foam should be sized closer to nominal to avoid sticking.
Start with medium for routine cleaning. Move to soft when the line has tight bends, reducers or unknown restrictions. Only use hard on well-mapped lines with a known constant ID and confirmed heavy deposits (scale, wax, hardened cake).
Open-cell foam absorbs fluid and conforms to shape — best for drying and light debris. Closed-cell foam is denser, doesn't absorb, and provides stronger wall contact — best for scale, wax and repeated pigging duties.
Closed-cell hard balls can often be reused several times on clean duties. Open-cell and soft balls are single-use in the vast majority of drilling applications — inspection after each run should decide.
Yes — for most small-diameter drill pipe and hose cleaning, the ball is loaded into the line and driven by pump pressure or air. Dedicated launchers are used for larger pipeline and manifold work where controlled loading matters.
Foam cleaning balls need very little pressure — typically 20–60 psi is sufficient to push them through drill pipe with water or mud behind them. Pipeline pigging duties may run higher depending on line length and elevation.
Yes. Standard polyurethane foam is compatible with water-based mud, oil-based mud, brines and most drilling chemicals. For unusual chemistry, confirm compatibility with Paragon before ordering.
Size correctly for the smallest ID in the line, use softer density where line geometry is unknown, and always confirm the ball has exited before running the next. On critical lines, run a soft pilot ball first to prove the path.
Our engineers have specified, commissioned and troubleshot equipment on projects across Europe, Africa, the Middle East and the Americas.
We are not tied to a single manufacturer — recommendations are driven by fit for your process, not by margin.
Trusted OEM and specialist aftermarket suppliers, with dual-sourced wear parts to protect you from lead-time risk.
Inspection, testing, commissioning and technical support included — not left as an afterthought.
One working-day response on technical enquiries, and hands-on troubleshooting when you need it.
Most of our work comes from clients we've supported through multiple projects and equipment life cycles.
Tell us the pipe size, application and quantity — we'll confirm density, cell structure and lead time within one working day.