Information:
Product Model:BT-ER
Chuck Taper:JIS MAS 403(Taper7:24)
Material:40Cr OR 20CrMnTi
Maximum Rotating speed:30000rpm
Runout (Precision)≤0.005
Suitable Pull Stud:BT30 BT40 BT50;BT30 BT40(High speed type)
Spindle anastomosis angle:30°/45°/90°
Hardness:harden of Carburizing(52HRC)conventional treatment(44-48)HRC
/
We can customize the Dynamic balance type:G2.5;G6.3. Type=chuck taper holder;Collet=Spring collet specification;L1=chuck work length
Type | D | L1 | Clamping Range | Collet | Wrench | Pull Stud |
BT30-ER11A-60 | 19 | 60 | 1.0-7.0 | ER11 | ER11-A | BT30 |
BT30-ER16A-70 | 28 | 70 | 1.0-10.0 | ER16 | ER16-A |
BT30-ER16A-100 | 100 |
BT30-ER20A-70 | 34 | 70 | 1.0-13.5 | ER20 | ER20A |
BT30-ER20A-100 | 100 |
BT30-ER25UM-70 | 42 | 70 | 1.0-16.0 | ER25 | ER25UM |
BT30- ER25UM-100 | 100 |
BT30- ER25UM-60 | 50 | 60 | 3.0-20 | ER32 | ER32UM |
BT30- ER25UM-100 | 100 |
Type | D | L1 | Clamping Range | Collet | Wrench | Pull Stud |
BT40-ER16A-70 | 28 | 70 | 1.0-10.0 | ER16 | ER16-A | BT40 |
BT40-ER16A-100 | 100 |
BT40-ER20A-70 | 34 | 70 | 1.0-13.5 | ER20 | ER20-A |
BT40-ER20A-100 | 100 |
BT40-ER25UM-70 | 42 | 70 | 1.0-16.0 | ER25 | ER25-UM |
BT40-ER25UM-100 | 100 |
BT40- ER32UM-70 | 50 | 70 | 3.0-20.0 | ER32 | ER32-UM |
BT40- ER32UM-100 | 100 |
BT40- ER40UM-100 | 63 | 100 | 3.0-26 | ER40 | ER40-UM |
Product detail display:
/
Characteristic:
1. Suitable for high speed engraving and milling machine with BT main shaft without positioning groove, rotating speed 30000rpm;
2. Accuracy 0.005mm;
3. Bright appearance, better technology, excellent material, high precision, optional dynamic balance shank.