FLEX "FS 140" Polishing cylinder VE5 5 Stück

FLEX FS 140 Polishing Cylinder VE5 — Foam Polishing Bodies in Hard, Medium, and Soft for the FLEX FS 140 Flexible Shaft

What is the FLEX FS 140 Polishing Cylinder? The FLEX FS 140 Polishing Cylinder is a cylindrical foam polishing body as an accessory for the FLEX FS 140 Flexible Shaft — available in three hardness levels (Hard/Green, Medium/Purple, Soft/Orange) for cutting, compounding, and finishing steps in interior and upholstery work.

The FLEX FS 140 Flexible Shaft System is only as flexible as its application bodies. The FLEX FS 140 Polishing Cylinder is the most frequently used application body for the FS 140 system: a cylindrical foam body that evenly processes large upholstery, textile, and leather surfaces. Available in three hardness levels — Hard (Green), Medium (Purple), Soft (Orange) — the polishing cylinder covers all processing steps required for professional interior care.

The cylindrical shape of the polishing body is no coincidence — it is the optimal geometry for processing seat surfaces, backrests, and other flat upholstery geometries. Unlike a round flat pad, the cylinder rests on the surface along a line and rolls evenly over the area — an efficient movement with uniform pressure distribution that is better suited for upholstery application than the circular motion of a flat pad.

As an accessory for the FLEX FS 140 system, the polishing cylinder is supplied in a 5-pack (VE5) — five cylinders per hardness level. This allows for economical use with fresh bodies per vehicle or work step and reduces cleaning intervals during ongoing operation.

• Three hardness levels — Hard/Green, Medium/Purple, Soft/Orange — for all processing steps. The color coding reflects the three-step principle of FLEX polishing pads: Green (Hard) for abrasive step applications on worn surfaces, Purple (Medium) for compound application and general care products, Orange (Soft) for gentle finishers, leather oils, and sensitive materials. Three different cylinders cover the entire processing spectrum.
• 5-pack (VE5) per hardness level — economical stocking for workshop use. The VE5 pack contains five identical polishing bodies of one hardness level. For the professional workshop, this means: a fresh cylinder per vehicle, without a cleaning break between jobs. The economical unit price of the VE5 pack makes it attractive to keep all three hardness levels in stock — so the FS 140 system is immediately ready for any application.
• Compatible with FLEX FS 140 Flexible Shaft — direct replacement without tools. The polishing cylinder is developed exclusively for the FLEX FS 140 system and sits positively on the FS 140 mount. Changing the body takes seconds — no screwing, no clamping. This allows for quick changes between different hardness levels within a vehicle application with virtually no time loss.

Practical tip from Detailing1: Use the FLEX FS 140 Polishing Cylinder by hardness for different materials: The hard green cylinder for structured synthetic leather and durable textiles with heavily ingrained dirt — here more pressure and more abrasive material are needed. The medium purple cylinder for normal smooth leather and combination leather with high-quality care products. The soft orange cylinder for Alcantara, fine Nappa leather, and freshly conditioned leather surfaces — here it's all about even distribution, not removal. Never work with a hard cylinder on delicate Alcantara.

Cylindrical Geometry — Why Shape is Crucial for Upholstery Application

The shape of a polishing body determines how it interacts with the surface. The cylinder uses its cylindrical geometry for a specific contact characteristic: The cylinder makes contact with the surface along a line, not an area like a flat pad. This line-contact geometry creates uniform, controlled pressure along the contact line and enables a rolling motion that is particularly well suited for evenly working care products into upholstery structures.

For flat upholstery surfaces like seats, the cylinder glides evenly over the surface — similar to a roller when painting. The FLEX FS 140 eccentric movement combined with the cylinder shape creates a three-dimensional movement path that works the care product deeper into the upholstery structure than a purely rotating flat pad. The result is a more even product distribution that also works into the textures and fine grains of the material.

For curved upholstery surfaces — side bolsters of sports seats, rounded headrests, door armrests — the cylindrical shape has another advantage: The cylinder adapts better to the curvature than a stiff flat pad, which only makes contact at the center on convex surfaces. The flexibility of the foam material in conjunction with the cylinder geometry ensures full-surface contact even on curved surfaces.

A comparison with manual sponge application demonstrates the strength of the cylindrical machine solution: a hand applicator like the PUK-R 130 covers a smaller area per movement and produces less uniform pressure distribution than the machine-assisted cylinder roller. For large upholstery areas such as entire car seats, the FS 140 with a polishing cylinder is the more efficient solution.

Three Hardness Levels in Use — Which Cylinder for Which Material

The choice of the correct hardness level follows the same logic as with FLEX exterior pads: Hard for abrasive applications, Medium for all-purpose product application, Soft for sensitive surfaces and finisher applications.

The hard green cylinder is used for heavily used, durable surfaces: synthetic leather in commercial vehicles, durable textile surfaces in fleet vehicles, plastic surfaces with ingrained dirt. Here, pressure and abrasiveness are needed to work care products into the structure and dissolve superficial contaminants. The hard cylinder delivers this energy without penetrating too deeply into more sensitive material. Important: Always start at the lowest speed and only increase it once the behavior on the specific surface has been assessed.

The medium purple cylinder is the all-rounder: for normal smooth leather, combination leather, and durable textiles with high-quality leather care products and medium-strength cleaning agents. This hardness level is the most used in practice and is suitable for the majority of interior detailing in professional everyday use. If you only want to stock one hardness level, the medium purple cylinder is sufficiently equipped for almost all standard cases. It is the uncompromising all-rounder of the FS 140 system.

The soft orange cylinder is the specialist for sensitive surfaces: Alcantara, Nappa leather, freshly conditioned leather, and high-quality textiles that cannot tolerate mechanical pressure. Here, it is all about even product distribution without any material removal — the soft cylinder is as gentle as a high-quality hand applicator, but more efficient in terms of surface coverage. For high-end vehicles with Nappa or semi-aniline leather, the soft cylinder is the only suitable machine body — here, the valuable surfaces are protected by choosing the correct hardness level.

The decision between the three hardness levels is not always clear — for unknown materials, we recommend always starting with the softer grade and switching to the harder one if necessary. Too gentle is rarely a problem; too hard on sensitive materials leaves damage that is not reversible. This "soft first" strategy is a professional safety standard that should be applied daily when dealing with valuable vehicles.

Care and Lifespan of FS 140 Polishing Bodies — Cleaning and Storage in Workshop Routine

Foam polishing bodies for interiors have a different wear profile than exterior polishing pads. Leather and textile care products are less aggressive than polishing compounds — this extends the lifespan of the cylinders. At the same time, soft foams absorb more than hard ones, which makes cleaning after use slightly more elaborate.

After each use, the cylinders should be rinsed under running water until the water runs clear. Product residues from leather care products or cleaning agents that dry in the foam body change the application behavior during the next use and can leave undesirable residues on sensitive surfaces. A cleanly cleaned cylinder provides consistently reproducible results — a caked-on one does not.

For stubborn residues — such as dried leather care products with wax components or silicone oils — we recommend soaking them briefly in lukewarm water before washing. A drop of mild dish soap helps to dissolve greasy product residues from the open-pore foam without damaging the foam structure. After cleaning, do not wring out the cylinders — this tears the foam cells. Instead, gently squeeze them between flat hands and then allow them to dry upright to maintain their cylindrical shape.

For storage, keep the cleaned cylinders lying flat and dry. Clear labeling of the storage boxes by hardness level (Hard/Medium/Soft) prevents accidental grabbing of the wrong hardness level in daily workshop use — especially if the color coding of the cylinders is no longer immediately recognizable due to product residues. Proper storage is the basis for the professional and reproducible use of the FS 140 system. Classifying the cylinders by frequency of use — fresh, once used, second-use — also allows for systematic and economical work: fresh cylinders for valuable leather surfaces, second-use cylinders for initial cleaning passes on heavily soiled surfaces.

FS 140 Polishing Cylinder Comparison — Cylinder vs. Cone and Flat Pads

In the FLEX FS 140 system, in addition to the polishing cylinder, there is also the FS 140 Polishing Cone as an application body. Both bodies complement each other for different geometries: the cylinder for flat, uniform surfaces — the cone for deeply curved areas, tight niches, and geometrically complex shaped interior areas.

For workshops that use the complete FS 140 system, we recommend keeping both application bodies in all three hardness levels in stock: cylinders for all flat upholstery work, cones for all detailed work in tight body areas. Together, both application bodies cover almost every interior application case that can be processed mechanically.

In direct comparison with manual applicators, the polishing cylinder shows its greatest advantage in the uniformity of product distribution. A PUK-R 130 hand applicator sponge is well suited for small areas, precise detail work, and initial contact with unknown materials. For large leather seats, complete door panels, or headliners, however, the machine-guided polishing cylinder is significantly more efficient — it covers a larger area per movement and maintains constant contact pressure over the entire processing surface. The result is a more uniform care pattern without streaking caused by varying hand pressure.

Compared to flat pads for exterior paint machines, the cylindrical interior polishing body naturally has different strengths: no direct cutting performance for clear coat, no use for paint correction, no hologram risk. The FS 140 polishing cylinder is exclusively designed for interior work and soft surfaces — using it on paint surfaces would not only be ineffective but would damage the cylinder and impair the paint finish.

Buying the FLEX FS 140 Polishing Cylinder — The Right Stocking Strategy

The polishing cylinder is useful for anyone who already owns or plans to purchase the FLEX FS 140 Flexible Shaft. As a consumable, the FS 140 regularly needs fresh application bodies — the VE5 pack is the economical stocking option.

The recommendation for getting started: Order all three hardness levels, one VE5 pack each. This provides 15 cylinders for the complete three-step protocol and covers the demand for several weeks of professional use. The favorable unit price in the VE5 package makes this full stocking economically sensible — no delivery problems in the middle of a detailing job, always the right hardness level at hand.

For workshops with a high proportion of interior detailing, we recommend planning regular reorders — similar to polishing pads for exterior paint areas, interior application bodies are consumables whose reordering is predictable. Automatic reordering when a minimum stock level is reached ensures smooth workshop operations without unexpected bottlenecks.

If you only want to test one hardness level to start, we recommend the medium purple cylinder — it is the most versatile in the range and covers the majority of standard applications. After initial practical experience, it quickly becomes clear for which materials and protocols the other hardness levels are useful. The soft orange cylinder is the next sensible addition for workshops that regularly work with Nappa or semi-aniline leather. We recommend the hard green cylinder primarily for commercial vehicle detailing and heavily used synthetic leather surfaces where mechanical pressure and more abrasive cleaning products are necessary. The VE5 pack of each hardness level offers the best price-performance ratio for workshop use — and ensures sufficient reserve stock for intensive workdays.