Selection And Design Of Sanitary Stainless Steel Fixed Internal Thread Cleaning Ball

For CIP systems in food, beverage, and biopharmaceutical plants, the fixed spray ball delivers consistent 360° cleaning with zero moving parts. Installation: thread the unit onto the CIP supply line, position it centrally in the tank, and supply 2–3 bar minimum pressure. The multi‑orifice sphere creates a full‑coverage spray that washes all internal surfaces simultaneously. No bearings, no seals, no scheduled head replacement – just reliable cleaning cycle after cycle. Typical cleaning time: 5–15 minutes depending on tank size and soil load.

What is a Fixed Spray Ball?

A fixed spray ball is a stationary sphere with precision‑drilled orifices arranged to cover a full 360° pattern. Cleaning fluid forced through these openings creates solid‑cone sprays that impact tank walls, roofs, and internal fittings. The absence of rotating parts eliminates mechanical wear and reduces maintenance.

• No bearings to fail – the sphere is welded or threaded, not spinning.

• Consistent spray pattern – orifices do not drift over time.

• Low maintenance – annual orifice inspection is the only required check.

For tanks with consistent CIP pressure, a spray ball tank cleaning solution with a fixed head provides repeatable, reliable results.

Selecting the Correct Spray Ball

• Tank diameter and height – determines required flow rate and orifice count.

• Available CIP pressure – fixed units need 1.5–4 bar for effective coverage.

• Material – 316L stainless steel for corrosion resistance.

• Thread size – 1/2", 3/4", or 1" female BSPP/NPT.

A rotary spray ball is sometimes chosen for large tanks where impact force is needed, but fixed versions cover most standard CIP applications without the cost or complexity of rotating mechanisms.

Performance Specifications

Fixed spray balls are available in SS304 or SS316L. For CIP applications involving chlorides or acidic detergents, SS316L provides added corrosion resistance.

Design Features

• Stationary sphere – no rotating bearings or seals to wear or replace.

• Multi‑orifice pattern – strategic nozzle placement covers all tank surfaces.

• Self‑draining – orifices positioned to drain completely after CIP cycle.

• Compact footprint – fits through small tank openings.

• Sanitary finish – electropolished surfaces resist bacterial adhesion.

A rotating spray ball uses bearings and spinning heads, which introduce wear particles and require periodic rebuilds. The fixed design eliminates these failure modes while delivering coverage equal to or better than many rotating units.

Cleaning Performance Factors

• Impact force – determined by orifice diameter and supply pressure.

• Flow rate – ranges from 5 to 50 m³/h depending on model and pressure.

• Coverage distance – effective radius of 3–5 meters from the spray ball.

Advantages of Fixed Spray Balls

• No moving parts – eliminates bearing wear and mechanical failure.

• Low maintenance – no scheduled replacement of rotating heads or seals.

• Consistent coverage – spray pattern remains constant over time.

• Compact design – fits through standard manways.

• CIP compatible – withstands hot caustic and acid wash cycles.

Typical Applications

• Fermenter CIP – cleaning internal surfaces between batches.

• Storage tank cleaning – removing residual product.

• Mixing vessel cleaning – sanitizing tanks with baffles.

• CIP skid systems – multiple units networked to a single supply.

Installation and Maintenance

1. Position centrally in the tank – ensures even spray distribution.

2. Thread connection to CIP supply – female thread with PTFE tape.

3. Verify minimum pressure – 2 bar for full coverage.

4. Inspect orifices annually – check for blockage or erosion.

5. Replace only if orifice damage or clogging is observed.

The fixed spray ball provides simple, reliable tank cleaning with consistent 360° coverage and zero moving parts – a low‑maintenance alternative to rotating designs for most CIP applications.

Sanitary Stainless Steel Fixed Female Cleaning Ball

• We manufacture Hygienic Spray Ball, Sanitary Fixed Spray Cleaning Ball, Sanitary Rotary Cleaning Ball, Stainless Steel Bolt Cleaning Ball, Sanitary Clamped Cleaning Ball, Hygienic Welding Spray Ball, Sanitary Thread Cleaning Ball.
• Cleaner series products are mainly used to spray strongly and clean inside of tank, generally, in field of food-processing, beverage, beer, pharmaceutical industries.
• Fixed cleaning Spray hole:360 degree spray completely, 180 degree spray, aperture of spray is 2.5mm.
• Rotary cleaning ball:ball is elliptical and spherical.Jet orifice is flat slot shape.

Product Description