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CAT DUAL-CONTACT TAPER | ER COLLET HOLDERS
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Accuracy
At PAC Precision Tools, a CNC Tools supplier in Washington, CAT Dual-Contact ER Collet Holders are engineered for enhanced rigidity and high-speed stability. The dual-contact system allows simultaneous contact at the taper and spindle face, improving accuracy and vibration control.
Dimensions
Features
- Balanced to 25,000 RPM at G2.5
- Holder taper designed for dual-contact spindle compatibility
- Standard Flange Coolant AD+B feature on all CAT dual-contact holders
- Corrosion-proof construction with a special rust-preventive coating
- Accuracy: 0.0001" TIR or better
- AT3 class precision taper
- Standard through-tool coolant capability
- High-precision pilot holes for accurate tool positioning
- Hardness: HRC 56–58
- Carbon depth: 0.8mm ± 0.2mm
- Surface roughness: Ra < 0.005mm
- Manufactured from case-hardened alloy steel
- Precision-balanced nuts individually balanced up to 25,000 RPM
Designed for demanding CNC environments requiring improved stability and accuracy.
Frequently Asked Questions
1. What is a CAT Dual-Contact ER Collet Holder?
A CAT dual-contact ER holder is an advanced tool that ensures contact between the taper and face of the spindle, providing greater rigidity and improved machining accuracy
2. What are the main advantages of dual-contact technology?
Dual-contact holders reduce tool deflection, enhance surface finish, and provide longer tool life- especially in high-speed and heavy-duty machining environments.
3. Are CAT Dual-Contact holders compatible with standard CAT spindles?
They are specifically designed for machines equipped with dual-contact spindles but can also operate in standard CAT tapers, offering flexibility. Always verify your spindle’s compatibility before installation.
4. How does a CAT Dual-Contact ER Holder improve performance?
The contact of the face and taper minimizes vibration and increases tool stability, resulting in better precision and an extended spindle life.
5. Can I use the same pull stud as standard CAT holders?
Dual-contact holders may require the specific pull studs designed for dual-face contact. Always check the recommended pull stud specification.
6. Are these holders suitable for high-speed applications?
Yes, they are dynamically balanced for high-speed machining, offering consistent results even in demanding production runs.
7. How should I care for PACTools CAT Dual-Contact ER Holders?
You should clean both the taper and face surfaces before use and ensure proper torque tightening to maintain full contact accuracy. Any debris may affect contact precision, so make sure to clean oil, dirt, or chips.
Quick Link
- Tool Holders
- ER Collet Holder
- ER Collet Holders-CAT Taper
- ER Collet Holders-CAT(DCAT) Dual-contact
- ER Collet Holders-BT Taper
- ER Collet Holders-BT(DBT) Dual-contact
- ER Collet Holders-HSK Taper
- End Mill Holders
- End Mill Holders - CAT Taper
- End Mill Holders-CAT(DCAT)Dual-contact
- End Mill Holders-BT Taper
- End Mill Holder-BT(DBT)Dual-contact
- End Mill Holder-HSK Taper
- End Mill Holders-Set Screw And HSK Coolant Tube
- Hydraulic Holders
- Hydraulic Holders-CAT Taper
- Hydraulic Holders-BT Taper
- Hydraulic Holders-HSK Taper
- Hydraulic Holders-BT(DBT)Dual-contact
- Hydraulic Holders-CAT(DCAT)Dual-contact
- Hydraulic Cuck/Holders-ER Type
- Hydraulic Holders Straight Shank
- Face Mill Holders
- Face Mill Holders-CAT Taper
- Face Mill Holders-CAT(DCAT)Dual-contact
- Face Mill Holders-BT Taper
- Face Mill Holders-BT(DBT)Dual-contact
- Face Mill Holders-HSK Taper
- Face Mill Holders-Lock Screw and HSK Coolant tube
- Drive Key For Face Mill Holders
- Shrink Fit Holders
- Shrink Fit Holder-CAT Taper
- Shrink Fit Holder-CAT(DCAT)Dual-contact
- Shrink Fit Holder - BT Taper
- Shrink Fit Holder - HSK Taper
- Heavy Duty-Shrink Fit Holder Cool-Blast-Metric Sizes
- Power Shrink Fit Holders Cool-Blast-Metric Sizes
- Shrink Fit Holders-Cool-Blast-And-Cool-Flange
- CAT Taper-Cool-Blast/Cool-Flange Holder
- Dual Cat Taper-Cool-Blast/Cool-Flange Holder
- HSK Taper-Cool-Blast/Cool-Flange Holder
- Shrink Fit Extension
- Screw In Type Milling Cutter
- Power Milling Holders
- Power Milling Holders-CAT Taper
- Power Milling Holders-CAT(DCAT)Dual-contact
- Power Milling Holders-BT Taper
- Power Milling Holders-BT(DBT)Dual-contact
- Power Milling Holders-HSK Taper
- Quick Change Tapping Holders
- Quick Change Tapping Holders-CAT Taper
- Quick Change Tapping Holders-BT Holder
- Quick Change Tapping Holders-HSK Taper
- Quick Change Tapping Holders-Straight Shank Tap Holder
- ER Straight Shank Holders
- ER Straight Shank Holders-Single Ended
- ER Straight Shank Holders-Double Ended
- Tooling Packages
- Integral Shank Drill Chuck-Apu Drill Chuck
- Tool Holder Blanks CAT, BT & HSK Taper
- Collets
- ER Collets
- ER Steel Sealed Collets
- ER External Coolan Collet(Jet Spray)
- ER Tap Collets
- ER Tap Steel Sealed Collets
- Reduction Sleeves for Hudraulic Chuck
- ER Floating Tap Collet
- DNA(Dead Nuts Accurate) Collets
- SK Collets
- DA Collets
- DA Sealed Collets
- TG Collets
- TG Sealed Collets
- TG Tap Collets
- OZ(EOC) Collets
- AF Collets
- Straight Collets for Milling Chucks
- ER Quick Change TAP Collets
- Quick Change Tapping Adapters(Collets)
- R8 Collets
- 5C Collets
- 16C Collets
- 3J Collets
- OZ Sealed Collets
- Tool Holders Bushings
- Type-C Bushings
- Type-CS Bushings
- Type-Z Bushings
- Boring Bar Sleeves
- Boring Bar Sleeves Neak Down Style
- Retention Knobs
- CAT Retention Knobs
- BT Retention Knobs
- CNC Live/Dead Centers
- CNC Heavy Duty Live Centers
- Interchangeble Heavy Duty Centers
- CNC Small Casing Centers
- Slimline Medium Duty CNC Live Centers
- CNC Dead Centers
- Other Accessories
- ER Nut
- ER Wrench
- Tool Locking Device
- Spindle Wiper
- HSK Coolant Tube
