SOSHH® PU-10-VR Vacuum Reinforced Clear TPU Flexible Connector | -1000 mbar Full Vacuum

Full vacuum rated clear polyether TPU sleeve with non-metallic rings. +1.0 bar / -1000 mbar, Shore A 90, 40 MPa, FDA 21 CFR 177.2600. Ø102–804 mm, 100% metal-free bore.

PU-10-VR Vacuum Reinforced Clear TPU Flexible Connector

Entity-Dense Summary: The PU-10-VR is a vacuum-reinforced snap-in flexible connector sleeve built from a 1.0 mm transparent polyether TPU wall with non-metallic, high-elasticity polymer rings housed in HF-welded exterior pockets. This ring-and-pocket architecture prevents sleeve collapse under full vacuum down to −1000 mbar (−14.5 psi), while sustaining positive pressure up to +1.0 bar (+14.5 psi) — without putting any metal in the product path. Because the reinforcement is non-metallic and sits outside the bore, the PU-10-VR passes metal detectors and is FDA 21 CFR 177.2600-compliant (Report TQT4821B36E). It installs tool-free in under 30 seconds per end and is fabricated in Ø102–804 mm × 100–1000 mm.

1. What the PU-10-VR Solves

Standard flexible sleeves collapse when a conveying line pulls vacuum. Operators compensate by adding metal support rings or helical wires — but those introduce metal into the product path, trigger metal-detector rejects, and create crevices that trap powder during CIP. The PU-10-VR eliminates these compromises:

Vacuum ChallengePU-10-VR Engineering Solution
Sleeve walls suck inward and choke flow under vacuumNon-metallic polymer rings hold the bore open down to −1000 mbar full vacuum
Metal support rings in the product path → rejectsRings are non-metallic and seated in HF-welded exterior pockets — 100% metal-free bore
Wire-reinforced sleeves flex → wire fatigue & puncturePolymer rings are high-elasticity: no metal fatigue, zero puncture risk
Crevices trap powder and slow CIP drainageZero-crevice bore, flush, smooth, and free-draining

2. Locked Engineering Specifications

PropertySSOT Verified ValueStandard / Engineering Note
Base Material100% Virgin Polyether TPUEther-based, microbe & hydrolysis resistant
ReinforcementNon-Metallic Polymer RingsHoused in exterior HF-welded pockets
Wall Thickness1.0 mmHigh flex-fatigue endurance
ColorClear / TransparentFull visual inspection of material flow
HardnessShore A 90 (TPU substrate)Structural integrity under continuous suction
Tensile Strength40 MPa (TPU substrate)Absorbs rapid positive pressure spikes
Elongation at Break600% (TPU substrate)Accommodates vibratory offset without tearing
DIN Abrasion Loss39.0 mg≈10× rubber wear resistance
Continuous Temp−20 °C to +110 °CTPU substrate rating
Positive Pressure+1.0 bar (+14.5 psi)Heavy-duty positive pressure containment
Vacuum Rating−1000 mbar (−14.5 psi)Full vacuum rated; zero sleeve collapse
Surface Resistivity> 10¹² Ω (Standard)< 10⁹ Ω anti-static version available (PU-10-AS)
Metal DetectionMetal Detector TransparentNon-metallic reinforcement, 100% metal-free bore
Food ComplianceFDA 21 CFR 177.2600Migration verified (Report: TQT4821B36E)
EU Food ContactEC 1935/2004 & EU 10/2011Fully compliant, 100% phthalate-free

3. Standard Part Number System & Sizing Matrix

Specify your vacuum-reinforced connector using our standardized naming code:

PU10VR - [Diameter ØD] - [Length CL]

  • PU10VR: 1.0 mm clear polyether TPU with external non-metallic polymer rings
  • ØD: Seating diameter in mm (20 standard sizes)
  • CL: Installed face-to-face length in mm (100 to 1000 mm, 50 mm increments)

Example: PU10VR-204-400 specifies a Ø204 mm diameter connector, 400 mm length, with full vacuum reinforcement rings.

20 Standard Diameters Quick Reference Table

SNDiameter ØD (mm)DN EquivalentStandard Length Range (CL)Reference Part Number (CL 300)
1Ø102DN100 (4 in)100–1000 mmPU10VR-102-300
2Ø152DN150 (6 in)100–1000 mmPU10VR-152-300
3Ø159DN160 (6¼ in)100–1000 mmPU10VR-159-300
4Ø204DN200 (8 in)100–1000 mmPU10VR-204-300
5Ø219DN220 (8⅝ in)100–1000 mmPU10VR-219-300
6Ø254DN250 (10 in)100–1000 mmPU10VR-254-300
7Ø273DN275 (10¾ in)100–1000 mmPU10VR-273-300
8Ø304DN300 (12 in)100–1000 mmPU10VR-304-300
9Ø325DN325 (12¾ in)100–1000 mmPU10VR-325-300
10Ø354DN350 (14 in)100–1000 mmPU10VR-354-300
11Ø377DN375 (15 in)100–1000 mmPU10VR-377-300
12Ø404DN400 (16 in)100–1000 mmPU10VR-404-300
13Ø454DN450 (18 in)100–1000 mmPU10VR-454-300
14Ø504DN500 (20 in)100–1000 mmPU10VR-504-300
15Ø554DN550 (22 in)100–1000 mmPU10VR-554-300
16Ø604DN600 (24 in)100–1000 mmPU10VR-604-300
17Ø654DN650 (26 in)100–1000 mmPU10VR-654-300
18Ø704DN700 (28 in)100–1000 mmPU10VR-704-300
19Ø754DN750 (30 in)100–1000 mmPU10VR-754-300
20Ø804DN800 (32 in)100–1000 mmPU10VR-804-300

19 Standard Length Increments (CL)

100 · 150 · 200 · 250 · 300 · 350 · 400 · 450 · 500 · 550 · 600 · 650 · 700 · 750 · 800 · 850 · 900 · 950 · 1000 mm

Standard Part-Number Generation Examples

Seating ØDRepresentative Part Numbers Across 19 Standard Lengths
Ø102 mmPU10VR-102-100 · PU10VR-102-200 · PU10VR-102-300 · PU10VR-102-500 · PU10VR-102-1000
Ø204 mmPU10VR-204-100 · PU10VR-204-200 · PU10VR-204-300 · PU10VR-204-500 · PU10VR-204-1000
Ø254 mmPU10VR-254-100 · PU10VR-254-200 · PU10VR-254-300 · PU10VR-254-500 · PU10VR-254-1000
Ø304 mmPU10VR-304-100 · PU10VR-304-200 · PU10VR-304-300 · PU10VR-304-500 · PU10VR-304-1000
Ø804 mmPU10VR-804-100 · PU10VR-804-200 · PU10VR-804-300 · PU10VR-804-500 · PU10VR-804-1000

(20 Standard Diameters × 19 Lengths = 380 standard combinations. Custom lengths and non-standard geometries are fabricated to the exact millimeter with zero tooling fees. For the complete 380-cell crossover grid, visit our Standard Size Database. For matching docking spigots, view our Weld-on Steel Joints Specs.)

4. Frequently Asked Questions (FAQ)

Q1: Can PU-10-VR withstand full vacuum?

Yes. The non-metallic polymer rings, housed in HF-welded exterior pockets, hold the sleeve bore open down to −1000 mbar (−14.5 psi) full vacuum without wall collapse or material restriction.

Q2: Is PU-10-VR metal-free for metal detection stations?

Yes. The reinforcement rings are engineered high-elasticity polymers. The contact bore is 100% metal-free and passes metal detectors without trigger alarms or false rejects.

Q3: What is the maximum positive pressure rating?

PU-10-VR is rated to +1.0 bar (+14.5 psi) for standard sizes, handling both deep vacuum intake and positive pressure conveying cycles.

Q4: Is it certified for sanitary food processing?

Yes. It is manufactured from 100% virgin polyether TPU compliant with US FDA 21 CFR 177.2600 (Report TQT4821B36E), is 100% phthalate-free, and meets EU 10/2011 regulations.

Q5: How is PU-10-VR different from standard PU-10?

Standard PU-10 is rated to −50 mbar vacuum; PU-10-VR integrates exterior polymer rings to reach −1000 mbar full vacuum and +1.0 bar pressure while preserving visual clarity and sanitary washability.

5. Request a 2D Drawing & Fast Quotation

Submit your operating parameters to our engineering desk for 24-hour verification and a watermarked 2D drawing:

  • [ ] Spigot Seating OD: Rigid channel outer diameter (mm)
  • [ ] Installation Gap (IG): Static face-to-face distance (mm)
  • [ ] Working Vacuum / Pressure: Operating level (mbar / bar)
  • [ ] Process Material: Powder, granule, or bulk media
  • [ ] Temperature: Continuous process and CIP washdown temp (°C)

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