Vacuum suction is a core solution for "flexible grasping" in industrial automation with four core advantages: non-damaging grasping, adaptability to multi-material/irregular workpieces, clean and environmental protection, and flexible operation. It can be adapted to different industry characteristics of workpieces (thin/thick, precision/coarse, sanitary/standard).
Bellows with Lock Ring Vacuum Suction Cups ZP2-J
Commaelec is leading Bellows With Lock Ring Vacuum Suction Cups ZP2-J manufacturer, offer 2.5- and 3.5-layer designs (φ6–φ30mm) for compact, flexible handling of small electronics, injection-molded parts, and metal components. Made in China with high-quality rubber, silicone, and anti-static materials, they support adapters, buffer brackets, vertical/lateral inlets, and stainless steel options for robust, customizable automation solutions.
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Bellows with Lock Ring Vacuum Suction Cups ZP2-J
ZP2 Series Bellows Pad Unit
ZP2-T Series With Adapter Bellows Vacuum Pads
ZP2-R Series With Adapter Bellows Vacuum Pads
ZP2-Y Series With Adapter Bellows Vacuum Pads
Description
How to Order
Specifications / Material
Applications
Resource
The Bellows With Lock Ring Vacuum Suction Cups ZP2-J is designed for automation systems, enabling efficient and safe gripping, lifting, and handling of workpieces, especially suitable for gripping small electronic components, injection molded parts, and precision metal parts.
Secure Handling: Creates strong vacuum adhesion on smooth or slightly uneven surfaces.
Alignment Compensation: Multistage bellows absorb height differences and small misalignments.
Versatile Integration: Works with robotic arms, conveyors, and automated production lines.
Impact Reduction: Optional buffers minimize vibration and protect workpieces.
What are the key advantages of this pad?
The Bellows With Lock Ring Vacuum Suction Cups ZP2-J are designed for precision, flexibility, and reliable automation handling. Their compact and adaptable design makes them ideal for electronics, injection molding, and small metalworking industries.
Multistage Bellows
Available in 2.5-layer and 3.5-layer configurations
2.5-layer: φ6mm, φ10mm, φ15mm (no lock ring)
3.5-layer: φ9mm, φ14mm, φ16mm, φ25mm, φ30mm (with lock ring)
Provides high vertical stroke flexibility, compensating for uneven or inclined surfaces
Lock Ring
3.5-layer models include a locking ring for secure mounting
Ensures reliable adhesion during high-speed or repetitive operations
Enhances stability for robotic arms and automated handling stations
Versatility
Handles small components, irregular plastic casings, and precision metal parts
Can be integrated into robotic arms or automated lines with limited space
Supports multiple installation options, including vertical or lateral vacuum inlets
Compatible with adapters, buffer brackets, and stainless steel accessories for specialized industries
How to Order
- For use where there is no space for the buffer (spring type).
- Work pieces with inclined adsorption surface.
- Applicable for the ZP series adapter.
| ③Pad type | |
| J | Bellows (2.5/3.5-Stage) |
| ④Material | |
| N | NBR |
| S | Silicone rubber |
| U | Urethane rubber |
| F | FKM |
| GN | Conductive NBR |
| GS | Conductive silicone rubber |
Green symbol is customized models.
| ⑨Lock ring | |
| Nil | With lock ring |
| X19 | Without lock ring |
| ①Vacuum inlet direction |
⑦ ⑧
② Pad diameter(mm)
|
09 | 14 | 16 | B25 | B30 | ||||||
| ø9 | ø14 | ø16 | ø25 | ø30 | ||||||||
| T | Vertical |
|
⑦Vacuuminlet | Male thread | AS5 | M5 x0.8 | ● | ● | ||||
| AS6 | M6 x1.0 | ● | ● | |||||||||
| AG1 | G1/8 | ● | ● | |||||||||
|
A5 | M5 x0.8 | ● | — | ||||||||
| A6 | M6 x1.0 | ● | ● | |||||||||
| A8 | M8 x1.0 | — | ● | |||||||||
|
Female thread | B5 | M5 x0.8 | ● | ● | |||||||
| B6 | M6 x1.0 | ● | ● | |||||||||
| B8 | M8 x1.25 | — | ● | |||||||||
| B01 | Rc1/8 | ● | ● | |||||||||
| BG01 | G1/8 | ● | ● | |||||||||
| R | Lateral |
 
|
One-touch fitting | 04 | ø4 | ● | ● | |||||
| 06 | ø6 | ● | ● | |||||||||
| 08 | ø8 | — | ● | |||||||||
| ⑧Connection thread | Male thread | A5 | M5 x0.8 | ● | — | |||||||
| A6 | M6 x1.0 | ● | ● | |||||||||
| A8 | M8 x1.0 | — | ● | |||||||||
| Female thread | B5 | M5 x0.8 | ● | ● | ||||||||
| B6 | M6 x1.0 | ● | ● | |||||||||
| B8 | M8 x1.25 | — | ● | |||||||||
| Y |
 
|
⑦Vacuum inlet | B5 | M5 x0.8 | ● | ● | ||||||
| Barb fitting | U4 | For ø4 soft tubing | ● | ● | ||||||||
| N4 | For ø4 nylon tubing | ● | ● | |||||||||
| U6 | For ø6 soft tubing | ● | ● | |||||||||
| N6 | For ø6 nylon tubing | ● | ● | |||||||||
| ⑧Connection thread | Male thread | A5 | M5 x 0.8 | ● | — | |||||||
| A6 | M6 x 1.0 | ● | ● | |||||||||
| A8 | M8 x 1.0 | — | ● | |||||||||
| Female thread | B5 | M5 x 0.8 | ● | ● | ||||||||
| B6 | M6 x 1.0 | ● | ● | |||||||||
| B8 | M8 x 1.25 | — | ● | |||||||||
Dimensions(mm)
Green symbol is customized models.
J
Bellows
| Model | øA | øB | øC | øD | P | Y | Lock ring | |||
|
② Pad dia. |
③ Pad type |
④ Pad Material |
||||||||
| ZP2 | 09 | J |
N S U F GN GS |
9 | 10 | 3 | — | 18 | 7.7 |
ZPL1 ZPSL1 |
| 14 | 14 | 15 | 24 | 15 | ||||||
| 16 | 16 | 17.5 | 4 | |||||||
| B25 | 25 | 26 | 4 | 27 | 42.5 | 32.5 |
ZPL2 ZPSL2 |
|||
| B30 | 30 | 33 | 32 | 49 | 38 | |||||
Model for refer: ZP09JGN
Adapter Mounting Dimensions
Applicable pad: 09J/14J/16J
Applicable pad: B25J/B30J
ZP2-T
Vertical
Dimensions Per pad
| ②Pad dia. | 09 | 14 | 16 | 25 | 30 |
| P | 18 | 24 | 24 | 42.5 | 49 |
Dimensions Per adapter
| Model | A | B | C | D | Adapt | ||||||
|
① Vacuum inlet direction |
② Pad dia. |
③ Pad type |
④ Pad Material |
⑦ Vacuum inlet |
⑦ Vacuum inlet |
||||||
|
ZP2 ZP2S |
T |
09 14 16 |
J |
N S U F GN GS |
AS5 | 9 | 5.5 | 8 | M5 x 0.8 |
ZPT2 ZPST2 |
AS5 |
| AS6 | 10 | M6 x 1 | AS6 | ||||||||
| AG1 | 12.5 | 7.5 | 12 | G1/8 | AG1 | ||||||
|
B25 B30 |
AS5 | 9 | 5.5 | 8 | M5 x 0.8 |
ZPT3 ZPST3 |
AS5 | ||||
| AS6 | 10 | M6 x 1 | AS6 | ||||||||
| AG1 | 12.5 | 7.5 | 12 | G1/8 | AG1 | ||||||
Model for refer: ZP2-T14JN-AS5 Adapter for refer:ZPT2-AS5
ZP2-T
Vertical
Dimensions Per pad
| ②Pad dia. | 09 | 14 | 16 | 25 | 30 |
| P | 18 | 24 | 24 | 42.5 | 49 |
Dimensions Per adapter
| Model | A | B | øC | D | E | F | G | H | J | Adapt | ||||||
|
① Vacuum inlet direction |
② Pad dia. |
③ Pad type |
④ Pad Material |
⑦ Vacuum inlet |
⑦ Vacuum inlet |
|||||||||||
|
ZP2 ZP2S |
T |
09 14 16 |
J |
N S U F GN GS |
A5 | 26 | 21 | 2.5 | M5x0.8 | M3x0.5 | 3.5 | 7 | 4 | 8 |
ZPT2 ZPST2 |
A5 |
| A6 | 31 | 26 | M6x1 | 8 | 3 | A6 | ||||||||||
|
B25 B30 |
A6 | 31 | 26 | 2.5 | M6x1 | M3x0.5 | 3.5 | 8 | 3 | 8 |
ZPT3 ZPST3 |
A6 | ||||
| A8 | 22 | 16 | 4 | M8x1 | M5x0.8 | 5 | 12 | 12 | A8 | |||||||
Model for refer: ZP2-TB25JS-A6 Adapter for refer:ZPT3-A6
ZP2-T
Vertical
Dimensions Per pad
| ②Pad dia. | 09 | 14 | 16 | 25 | 30 |
| P | 18 | 24 | 24 | 42.5 | 49 |
Dimensions Per adapter
| Model | A | B | øC | D | E | Adapt | ||||||
|
① Vacuum inlet direction |
② Pad dia. |
③ Pad type |
④ Pad Material |
⑦ Vacuum inlet |
⑦ Vacuum inlet |
|||||||
|
ZP2 ZP2S |
T |
09 14 16 |
J |
N S U F GN GS |
B5 | 9 | 5 | 2.5 | M5 x0.8 | 8 |
ZPT2 ZPST2 |
B5 |
| B6 | 6 | M6 x1 | B6 | |||||||||
| B01 | 11 | 7 | Rc1/8 | 12 | B01 | |||||||
| BG01 | 7.4 | G1/8 | 13 | BG01 | ||||||||
|
B25 B30 |
B5 | 9 | 5 | 3.5 | M5 x0.8 | 8 |
ZPT3 ZPST3 |
B5 | ||||
| B6 | 6 | M6 x1 | B6 | |||||||||
| B8 | 15 | 8 | 4.2 | M8 x1.25 | 12 | B8 | ||||||
| B01 | 7 | Rc1/8 | B01 | |||||||||
| BG01 | 7.4 | G1/8 | 13 | BG01 | ||||||||
Model for refer: ZPT20BGS-B01 Adapter for refer:ZPT3-B01
ZP2-R
Lateral
Dimensions Per pad
| ②Pad dia. | 09 | 14 | 16 | 25 | 30 |
| P | 18 | 24 | 24 | 42.5 | 49 |
Dimensions Per adapter
| Model | A | B | øC | D | E | F | G | H | J | Adapter | ||||||||
|
① Vacuum inlet direction |
② Pad dia. |
③ Pad type |
④ Pad Material |
⑦ Vacuum inlet |
⑧ Connection thread |
⑦ Vacuum inlet |
⑧ Connection thread |
|||||||||||
| ZP2 | R |
09 14 16 |
J |
N S U F GN GS |
04 06 |
A5 | 55 | 21 | 2.5 | M5x0.8 | 17.9 |
04:20.6 06:21.6 |
7 | 4 | 8 | ZPR2 |
04 06 |
A5 |
| A6 | 60 | 26 | M6x1 | 8 | A6 | |||||||||||||
|
B25 B30 |
04 06 08 |
A6 | 69.5 | 25.9 | 4 | M6x1 | 25.8 |
04:23.3 06:24.3 08:26.2 |
8 | 3 | 12 | ZPR3 |
04 06 08 |
A6 | ||||
| A8 | 59.5 | 15.9 | M8x1 | 24.3 | 12 | A8 | ||||||||||||
Model for refer: ZP2-R16JN-04-A6 Adapter for refer:ZPR2-04-A6
ZP2-R
Lateral
Dimensions Per pad
| ②Pad dia. | 09 | 14 | 16 | 25 | 30 |
| P | 18 | 24 | 24 | 42.5 | 49 |
Dimensions Per adapter
| Model | A | B | øC | D | E | F | G | H | Adapter | ||||||||
|
① Vacuum inlet direction |
② Pad dia. |
③ Pad type |
④ Pad Material |
⑦ Vacuum inlet |
⑧ Connection thread |
⑦ Vacuum inlet |
⑧ Connection thread |
||||||||||
| ZP2 | R |
09 14 16 |
J |
N S U F GN GS |
04 06 |
B5 | 34 | 17.9 | 2.5 | M5x0.8 | 5 |
04:20.6 06:21.6 |
M5x0.8 | 8 | ZPR2 |
04 06 |
B5 |
| B6 | M6x1 | 6 | B6 | ||||||||||||||
|
B25 B30 |
04 06 08 |
B5 | 43.6 | 25.8 | 4 | M5x0.8 | 5 |
04:23.3 06:24.3 08:26.2 |
M8x1.25 | 12 | ZPR3 |
04 06 08 |
B5 | ||||
| B6 | M6x1 | 6 | B6 | ||||||||||||||
| B8 | M8x1.25 | 8 | B8 | ||||||||||||||
Model for refer: ZP2-RB25JGS-06-B8 Adapter for refer:ZPR3-06-B8
ZP2-Y
Lateral
Dimensions Per pad
| ②Pad dia. | 09 | 14 | 16 | 25 | 30 |
| P | 18 | 24 | 24 | 42.5 | 49 |
Dimensions Per adapter
| Model | A | B | øC | D | E | F | G | Adapter | ||||||||
|
① Vacuum inlet direction |
② Pad dia. |
③ Pad type |
④ Pad Material |
⑦ Vacuum inlet |
⑧ Connection thread |
⑦ Vacuum inlet |
⑧ Connection thread |
|||||||||
| ZP2 | Y |
09 14 16 |
J |
N S U F GN GS |
B5 N4 U4 N6 U6 |
A5 | 47 | 21 | 2.5 | M5x0.8 | 7 | 4 |
N4,U4:14.5 N6,U6:16.5 |
ZPY2 |
B5 N4 U4 N6 U6 |
A5 |
| A6 | 52 | 26 | M6x1 | 8 | A6 | |||||||||||
|
B25 B30 |
A6 | 54 | 26 | 3.5 | M6x1 | 8 | 3 |
N4,U4:14.5 N6,U6:16.5 |
ZPY3 | A6 | ||||||
| A8 | 44 | 16 | M8x1 | 12 | A8 | |||||||||||
Model for refer: ZP2-Y16JGN-U4-A5 Adapter for refer:ZPY2-U4-A5
ZP2-Y
Lateral
Dimensions Per pad
| ②Pad dia. | 09 | 14 | 16 | 25 | 30 |
| P | 18 | 24 | 24 | 42.5 | 49 |
Dimensions Per adapter
| Model | A | B | øC | D | E | Adapter | ||||||||
|
① Vacuum inletdirection |
② Pad dia. |
③ Pad type |
④ Pad Material |
⑦ Vacuum inlet |
⑧ Connection thread |
⑦ Vacuum inlet |
⑧ Connection thread |
|||||||
| ZP2 | Y |
09 14 16 |
J |
N S U F GN GS |
B5 N4 U4 N6 U6 |
B5 | 26 |
N4,U4:14.5 N6,U6:16.5 |
2.5 | M5x0.8 | 5 | ZPY2 |
B5 N4 U4 N6 U6 |
B5 |
| B6 | M6x1 | 6 | B6 | |||||||||||
|
B25 B30 |
B5 | 28 |
N4,U4:14.5 N6,U6:16.5 |
3.5 | M5x0.8 | 5 | ZPY3 | B5 | ||||||
| B6 | M6x1 | 6 | B6 | |||||||||||
| B8 | M8x1.25 | 8 | B8 | |||||||||||
Model for refer: ZP2-Y16JGN-U4-B5 Adapter for refer:ZPY2-U4-B5
Pad Material and Characteristics
⚪:Little or no influence △:Can be used depending on conditions X:Not suitable
|
Material
Characteristics
|
Symbol |
Durometer HS (±5°) |
Color of rubber |
Operating temperature range (°C) |
Oil resistance gasoline |
Oil resistance benzol |
Base resistance |
Acid resistance |
Weatherability |
Ozone resistance |
Abrasion resistance |
Waterproof |
Solvent resistance (Benzene, toluene) |
Application |
| NBR | N | 50 | Black | 0 ~ 120 | ⚪ | X | △ | △ | X | X | ⚪ | △ | X | Transfer of general work, Corrugated board, Veneer plate, Iron plate and others |
| Silicone rubber | S | 45 ~ 50 | White | -30 ~ 200 | X | X | △ | X | ⚪ | ⚪ | X | △ | X | Semiconductor, Removing from die-casting, Thin work, Food processor |
| Urethane rubber | U | 50 ~ 60 | Brown | 0 ~ 60 | ⚪ | X | X | X | △ | ⚪ | ⚪ | X | X | Corrugated board, Iron plate, Veneer plate |
| FKM | F | 60 | Black | 0 ~ 250 | ⚪ | ⚪ | X | ⚪ | ⚪ | ⚪ | △ | ⚪ | ⚪ | Chemical work |
| Conductive NBR | GN | 50 ~ 65 | 0 ~ 100 | △ | X | △ | X | △ | X | △ | △ | X | General work of semiconductor (Static electricity resistance) | |
| Conductive silicone rubbe | GS | 50 ~ 60 | -10 ~ 200 | X | X | △ | X | ⚪ | ⚪ | X | △ | X | Semiconductor (Static electricity) |
The above table covers only general characteristics of subject rubber materials. Blue symbol is customized models .
Application outline of pneumatic components (vacuum suction cup) in various industrial fields
I. Core strengths
II. Extraction of applications by industry
A. Medicine and medical industry
A.1：Core requirements: Clean and pollution-free (FDA/GMP compliant), gentle and non-damaging, and cross-contamination prevention
A.2 Key scenarios:
1. Pharmaceutical packaging: drug bottle / pharmaceutical plate / infusion bag pickup (food grade silicone suction cup, no particle shedding)
2. Medical device assembly: surgical instruments/medical catheters/pieces of prosthesis handling (adjustable negative pressure, deformation protection)
3. Biological laboratory: petri dish/centrifuge tube/reagent card transfer (chemical resistant, sterile compatible)
B. Electronics and semiconductor industry
B.1 Core requirements: anti-static (10⁶-10¹¹Ω), precision positioning (error ≤0.01mm), scratch resistance
B.2 Key scenarios:
1. Chip/Semiconductor: wafer handling, chip packaging (porous ceramic/anti-static silicone suction cup, uniform negative pressure to prevent rupture)
2. PCB/Components: Flexible PCB, micro components (0402 resistors) surface-mounted (thin silicone/gel/micro suction cups to prevent wrinkling/tearing)
3. Display: LCD/OLED panel, touch glass grab (high transparent material, no stains and scratches)
C. Automobile and auto parts industry
C.1 Core requirements: large suction (single suction disk ≥500N), multi-specification adaptation (metal/plastic/glass), non-slip
C.2 Key scenarios:
4. Body manufacturing: steel plate / door frame handling welding (large diameter rubber / multi-suction cup array, anti-slip texture)
5. Glass / Interior: Windscreen installation, leather seat surface transfer (temperature resistant silicone / sponge suction cups, deformation protection)
6. Parts: engine cylinder body / gearbox housing grab (vacuum + mechanical lock, anti-fall)
D. Food and packaging industry
D.1 Core requirements: Food grade material (FDA certified), easy to clean, crush resistant
D.2 Key scenarios:
1. Food handling: baked goods / fresh meat / fruit sorting (low suction sponge suction cup, odorless and easy to wash)
2. Packaging automation: packaging bag opening, sterile carton molding (static elimination/ multi-point suction, suitable for thin/hard packaging)
E. Logistics and warehousing industry
E.1 Core requirements: efficient adaptation (multiple specifications of goods), stable pressure, anti-fall
E.2 Key scenarios:
1. Carton handling: e-commerce carton sorting (adjustable suction array, vacuum pressure)
2. Plate/roll: Wood board/plastic film roll transfer (long strip/annular suction cup, uniform adsorption to prevent offset)
F. New energy and special industries
F.1 New energy (lithium battery/pv):
1. Lithium battery plate (anti-static porous suction cup, anti-dust), photovoltaic glass (large suction silicone suction cup, no scratch)
F.2 Printing and paper
1. Paper/printed matter capture (absorbent paper material, slight negative pressure to prevent tearing and ink contamination)
III. Summary of core adaptation logic
| Workpiece characteristics | Pipette adaptation programme | Corresponding industry scenarios |
| Thin / Fragile / Precision | Silicone/ceramic material, micro negative pressure, micro suction nozzle | Electronic semiconductors, pharmaceuticals |
| Heavy items / Large size | Rubber material, large diameter suction cup, multi-suction cup array | Automobiles, logistics panels |
| Health/Prevention of pollution | Food/medical grade silicone, easy to clean structure | Medicine, food |
| Soft / irregular surfaces | Sponge material, deformable suction cup | Car interiors, food |
| Antistatic requirements | Antistatic silicone, ion wind assisted | electronic semi-conductor |
Installation Manual
PDF Download
Warning +Caution （Read Before Use）
PDF Download
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Contact Info
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Address
Xiaruan Village Baishi Town Yueqing City Zhejiang Province China
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