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VACUUM SUCTION CUP
VACUUM GENERATOR
JIGS AND FIXTURES
MECHANICALARM LIFTING DEVICE
PNEUMATIC CYLINDER
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PNEUMATIC VACUUM COMPONENTS
PNEUMATIC SOLENOID VALVE

WEA20/WEN20 Mechanical Vacuum Suction Cup, d20‑d50, Stroke 10‑20, Black Silicone Rubber Corrugated Industrial Vacuum Cup

Product Name WEA Series Multi‑Layer Corrugated Vacuum Suction Cup Color Main Black with Yellow Anti‑wear Ring, Custom Colors Available
Model Number WEA20 / WEA30 / WEA40 / WEA50 Structure Multi‑Layer Bellows Corrugated Structure, External Thread Connection
Material High‑Grade Nitrile Rubber (NBR) / Food‑Grade Silicone Rubber Thread Standard Standard External Thread, Custom Thread Specs Supported
Diameter Range 20mm / 30mm / 40mm / 50mm Hardness 60‑70 Shore A, Moderate Hardness & High Flexibility
Operating Temperature -20℃ ~ 80℃ (NBR); -40℃ ~ 220℃ (Silicone) Core Advantages Excellent Airtight Sealing Performance, Zero Air Leakage
Application Scenarios Industrial Automated Production Lines,Pneumatic Manipulators & Robotic Arms  Notes for Use Keep Suction Cup Surface Clean to Avoid Dust Affecting Sealing
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Who are we? We are based in Jiangsu, China,sell North America(50.00%),Domestic Market(10.00%),South Asia(5.00%),South America(5.00%),Oceania(5.00%),Western Europe(5.00%),Eastern Asia(5.00%),Eastern Europe(5.00%),Mid East(5.00%),Southeast Asia(5.00%). In total, there are about 5 to 10 people in our office.
How do we guarantee quality? There will always be pre-production samples before mass production;
Be sure to do a final inspection before shipping;
Why should you buy from us and not from other suppliers? We have 20 years of design and research experience, focusing on all kinds of automatic mechanical equipment accessories, electromechanical equipment accessories, such as vacuum suction cups, hardware supports, pneumatic components, silicone products, rubber professional products
Service Item Description
Packaging Export‑Grade Standard Packaging, Moisture‑Proof & Shock‑Proof
Delivery Sufficient Inventory
Custom Package Customized Packaging Available as Customer Requirements
After‑sales Professional Technical Support & After‑Sales Service
Customization Accept OEM & ODM Customization for Global Buyers

Our WEA series corrugated vacuum suction cups are precision‑engineered industrial pneumatic accessories designed for automated material handling, robotic pick‑and‑place systems, packaging machinery, and other automation equipment. Manufactured from high‑grade wear‑resistant nitrile rubber or silicone material, these multi‑layer bellows‑style suction cups deliver outstanding flexibility, superior airtight performance, and powerful suction capacity.
With a unique multi‑corrugated structure, they effectively absorb shocks and compensate for height differences, enabling stable gripping even on uneven, curved, or irregular workpiece surfaces. The integrated precision‑threaded connection ensures quick installation, tight assembly, and reliable compatibility with standard pneumatic components. Each suction cup undergoes strict quality inspection to guarantee zero air leakage, consistent suction force, and long‑term durability under continuous industrial‑grade working conditions.
We offer a wide range of standard sizes and fully support non‑standard customization to meet personalized application requirements. As factory direct suppliers, we provide bulk‑order discounts, stable stock supply, and flexible delivery solutions for global industrial customers.

Key Advantages

  1. Excellent air‑tight sealing performance, zero air leakage, constant and powerful suction force.
  2. Multi‑layer corrugated bellows design, great flexibility and shock absorption, adapts to uneven, curved and irregular surfaces.
  3. High‑quality wear‑resistant rubber/silicone material, anti‑aging, oil‑resistant and corrosion‑resistant for long service life.
  4. Precision‑made threaded interface, easy to install, disassemble and replace, compatible with most pneumatic fittings.
  5. Stable structure and strong bearing capacity, suitable for heavy‑duty continuous automated production.
  6. Multiple standard specifications available, non‑standard size & style customization acceptable.
  7. Factory direct sales with competitive prices and large‑quantity discounts, cost‑effective industrial solutions.
  8. Widely applied in robotic manipulators, automation production lines, packaging, logistics and machinery industries.Hc9d8ae2f442f4cb8826bc48b4d34a55dY.pngH0545313137014c00aeb8a75070666ecdW.pngH6e12f8098aef4f3e96a6d37d5bd94e78v.pngH39cd59f95bfa4b2fb1f4725a07e7a65d1.pngH3d30a9269c5e46a1a63006a3fa5e554bg.pngH5f69e4c9adc84071b5d984a7e93c27747.pngHd46b3e96c4f0438591e7011c63850682v.png

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