A Pneumatic Stationary Expanding Collet Chuck is a non-rotating, air-operated internal workholding system that clamps components from the inside diameter with dead-length accuracy. It ensures zero axial movement, excellent concentricity, and distortion-free holding, making it ideal for thin-wall rings, sleeves, bushes, and bearing housings in CNC lathes, SPMs, transfer lines, and automated production cells.
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🔹 Product Overview
Pneumatic Stationary Expanding Collet Chuck is a non-rotating, air-operated internal clamping system that grips components from the inside diameter (ID). Its dead-length design ensures no axial movement during clamping, delivering consistent length control, excellent concentricity, and distortion-free holding—ideal for thin-wall rings, sleeves, bushes, and bearing housings.
Designed for CNC lathes, SPMs, transfer lines, and automation cells, this chuck provides fast pneumatic actuation, high repeatability, and long service life.
🔑 Key Features
📐 Dimension Reference – Stationary Expanding Collet Chuck
🔩 Dimension Legend
|
Symbol |
Description |
|
A |
Chuck outer diameter |
|
B |
Mounting face diameter |
|
C |
Expanding collet bore (ID gripping range) |
|
D |
Front face thickness |
|
E |
Chuck body length |
|
F |
Expansion stroke |
|
G |
Rear pilot / register |
|
H |
Overall length |
|
I (PCD) |
Pitch circle diameter for mounting |
|
J |
Mounting bolt size |
✔ Supplied with front & sectional drawings (PDF/DWG)
✔ Custom PCD, pilot diameter, and stroke available
📊 Typical Capacity (Reference)
|
Model |
ID Clamping Range |
Mounting |
|
EX-25 |
up to 25 mm |
Flange / Backplate |
|
EX-42 |
up to 42 mm |
Flange / Backplate |
|
EX-60 |
up to 60 mm |
Flange / Backplate |
(Exact dimensions depend on component geometry and machine interface.)
⚙️ Operating Parameters
🏭 Applications
⭐ Why Choose This Chuck?
✔ Internal grip without deformation
✔ Consistent length control (dead-length)
✔ Excellent concentricity & surface finish
✔ Faster cycles for production lines
✔ Export-quality manufacturing
Have questions about a specific product? Our team will help you find the right option for your needs — ensuring compatibility, quality, and value.
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