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Collet Holder Collet Holder

What’s NT MEVIUS series ?

NTMEVIUS Series is tooling developed reflecting the needs from Asian market. Manufactured by NT TOOL (THAILAND) Co.,Ltd. under the strict QC system of NT TOOL CORPORATION in Japan.

What’s NT MEVIUS series ?

USER
FRIENDLY !

Easy to use, rarely broken
HIGH
ACCURACY !

Enough accuracy for finishing process
GOOD VALUE
FOR MONEY !

Acceptable price for ASEAN market

User friendly !

Problem of conventional cap
- Sometime broken because less
cleaning and over tightening

- Cap is often broken because of
less cleaning and over tightening.

One piece Cap
- High rigidity difficult to broke
Make cap simple
with enough
rigidity & accuracy

Fine grinded and tick screw
- High precision, enough rigidity

BLACK COATING

The holder body is entirely blackoxide coated.

COOLANT FEEDING

Internal coolant feeding is possible by replacing the collet with FDC-OH or FDC-C type collet.

For cutting tool with oil hole

For cutting tool with oil hole

High accuracy !

Thanks to our original Collet system FDC-M,
NTMEVIUS can offer high accuracy and strong clamping torque.

Technical data – Chucking torque

Comparison chucking torque (MDC12 vs ER20)

HOW TO EVALUATE

Measure slip torque with Master arbor

CHUCKING TORQUE WITH ER COLLET (N・M)
Brand 1 2 2 Ave
Company A (EURO) BT30/ER20×050 35 40 35 36.7
Company B (Asia) BT30-ER20-60 30 35 30 31.7
Company C (Asia) BT30-ER20-70 35 35 35 35.0
Company D (Asia) BT30-SKA13-90 30 30 35 31.7
CHUCKING TORQUE WITH ER COLLET (N・M)
Brand 1 2 2 Ave
NT MEVIUS BT30-MDC12-90 45 45 45 45.0

NTMEVIUS IS 20~30% STRONGER THAN ER COLLET !!

Technical data – High balance

Comparison of unbalance value

CHUCKING TORQUE WITH ER COLLET (N・M)
NTMEVIUS BT30-MDC12-90 1.484g・mm～2.451g・mm O
Company A (EURO) BT30/ER20×050 1.04g・mm～2.04g・mm O
Company B (Asia) BT30-ER20-60 4.70g・mm～7.04g・mm x
Company C (Asia) BT30-ER20-70 3.36g・mm～6.63g・mm x
Company D (Asia) BT30-SKA13-90 1.20g・mm～3.64g・mm O
■ NTMEVIUS CAN BE ROTATED UP TO 20,000RPM !

Note

- G grade will be changed according to rotational speed.
- Unbalance value may be changed depend on size, but NTMEVIUS can be used up to 20,000min-1

CUTTING EXAMPLE

Workpiece
Mold for Mobile Phone
Material
NAK80
Hardness
HRC 35
Machine Tool
Hartford S-Plus10 (BT40)
Tooling
Hartford S-Plus10 (BT40)
■ Semi-finishing process
Cutting Tool
Ball nose Endmill R2.0
Rotation Spindle
S = 6,000rpm
Feeding
F = 1,200mm / min
Feeding : Depth of Cut
0.1mm
■ Finishing process
Cutting Tool
Ball nose Endmill R1.0
Rotation Spindle
S = 6,000rpm
Feeding
F = 1,200mm / min
Depth of Cut
0.05mm
Material
NIMAX
Hardness
HRC 40
Machine Tool
Hartford S-Plus10 (BT40)
Tooling
BT40-MDC12-90
■ Cutting condition (Finishing process)
Cutting Tool
Solid Carbide Endmill dia.6mm (4 Flutes)
Rotation Spindle
S = 2,409rpm
Feeding
F = 673mm / min
Depth of Cut
Ap = 8mm / Ae = 0.1mm
Material
SS41
Hardness
HRC 20
Hole dia.
10.00 (-0.01 ~ +0.01)
Hole depth
35mm
■ Before
Cutting Tool
Spot Drill / Drill φ9.8 / Reamer φ10.0
Holder
ER Collet Holder
Cycle Time
minute
– Eliminate Spot Drill process
– Shorten cycle time
■ After
Cutting Tool
Drill φ9.8 / Reamer φ10.0
Holder
BT40-MDC12-90
Cycle Time
15 seconds

Good Value for Money

Review of features

CATALOG DOWNLOAD

MDC-en-s3-002sample-2.pdf
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