Specifications
| Variant | Price | Machine Spindle Taper | Suitable Collet | Collet Capacity |
|---|---|---|---|---|
| ER32 (3mm- 20mm) any size | ₹430.00 | BT30 | ER-32 | 3-20 mm |
| ER40 (3mm- 25mm) any size | ₹560.00 | BT30 | ER-40 | 3-25 mm |
| ER32-MT3 | ₹4,500.00 | MT3 | ER-32 | 3-20 mm |
| ER-32-R8 | ₹4,500.00 | R8 | ER-32 | 3-20 mm |
| ER32-BT30 | ₹4,800.00 | BT30 | ER-32 | 3-20 mm |
| ER32-BT40 | ₹4,800.00 | BT40 | ER-32 | 3-20 mm |
| ER32-MT4 | ₹4,800.00 | MT4 | ER-32 | 3-20 mm |
| ER-40-MT4 | ₹5,000.00 | MT4 | ER-40 | 3-25 mm |
| ER-40-MT3 | ₹5,000.00 | MT3 | ER-40 | 3-25 mm |
| ER-40-R8 | ₹5,100.00 | R8 | ER-40 | 3-25 mm |
| ER32-BT50 | ₹5,200.00 | BT50 | ER-32 | 3-20 mm |
| ER-40-ISO30 | ₹5,200.00 | ISO30 | ER-40 | 3-25 mm |
| ER40-BT30 | ₹5,400.00 | BT30 | ER-40 | 3-25 mm |
| ER-32-ISO40 | ₹5,400.00 | ISO40 | ER-32 | 3-20 mm |
| ER-40-ISO40 | ₹5,600.00 | ISO40 | ER-40 | 3-25 mm |
| ER40-BT40 | ₹5,800.00 | BT40 | ER-40 | 3-25 mm |
| ER40-BT50 | ₹6,000.00 | BT50 | ER-40 | 3-25 mm |
Description
High Precision Collet set Model ER32-BT30
A BT30-ER32 collet chuck is a precision tool holder used in CNC milling machines (or other machine tools) that have a BT30 taper spindle. The “ER32” refers to the collet series / size the chuck accepts — ER32 is part of the ER (Elastic / Spring) collet system.
This holder is used to securely clamp tools with cylindrical shanks (end mills, drills, reamers, taps, etc.) via ER32 collets. The design ensures high rigidity, good accuracy (low run-out), and optionally coolant flow.
Functions
Function of Collet set Model ER32-BT30:
1. Tool Holding: It securely holds cylindrical shank tools using ER32 collets and The collet is inserted into the adaptor and tightened with a collet nut, clamping the tool precisely.
2. Spindle Interface: The BT30 taper connects the adaptor to the machine spindle.
3. Precision Tool Clamping: The ER32 collet provides uniform clamping around the tool shank.
4. Quick Tool Changes: With an automatic tool changer (ATC), the BT30 adaptor allows fast and repeatable tool changes.
5. Versatility: The same adaptor can be used with different tool diameters by swapping collets.
Features
Key Features of Collet set Model ER32-BT30:
1. BT30 Taper Toolholder: Compact and lightweight, ideal for small to mid-sized CNC machines, Enables fast tool changes and supports automatic tool changers (ATC)
2. ER32 Collet System: Typically 3 mm to 20 mm (depending on collet set), Compatible with a variety of tools: drills, end mills, taps, reamers
3. High Precision: Runout typically ≤ 0.005 mm or better (depending on quality) and Ensures accurate machining, better surface finish, and longer tool life
4. Strong and Durable Construction: Made from hardened alloy tool steel, Precision-ground for durability and performance under high loads and RPM
5. High-Speed Balancing: Often balanced to G2.5 @ 20,000 RPM, Suitable for high-speed milling and drilling applications
6. Coolant-Through Option: Available in Form AD (external coolant) or Form AD/B (through-spindle coolant), Improves cooling, chip removal, and tool life during machining
7. Versatile Collet Set: Typically includes 15–18 ER32 collets covering a full diameter range, Supplied with collet nut and optional spanner and case
8. Easy to Use: Quick tool change and easy collet swapping, Simplifies setup for various tool diameters without changing holders
Applications
Applications of Collet set Model ER32-BT30:
1. Ideal for high-speed CNC milling, drilling, engraving, and tapping
2. Used widely in metalworking, aerospace, woodworking, and mold making
3. Compact BT30 taper is ideal for smaller CNC machines needing quick tool changes and light to medium-duty cutting
Advantages
Advantages of Collet set Model ER32-BT30:
1. High accuracy and concentricity for precision machining
2. Compact and lightweight design for fast tool change and reduced spindle wear
3. Versatility – can hold many tool diameters with one holder and collet set
4. Strong clamping force with good vibration dampening
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