Do your table hardened and grounded?

Our knee mill do have hardened and grounded table and ways.

Our cnc mill do not have hardened and grounded table surface, we only hardened and grounde the ways.

Could I use single phase to run the machine?

Some of the inverter machine you can use the single phase to run , however it may loose some horse power.

What type oil should I add in the oiler?

Use Mobil Vactra#2 or Hangsterfer's way oil #2.

What is the input power?

3 Phase 208V to 230V

Where is the Atrump's machine made?

Most Atrump's machines are made in Taiwan.

How long Atrump has been in the business?

Since 1989

What is Automatic oiler setting?

Every 15min work 10sec.

What is air pressure setting?

85 to 100psi

How do I do with 250V input?

Contact your electric tech. to install bulk boost transformer to bulk the high voltage input

What coolant do you recommand to use?

Please use Hangsterfer's S-500 7% coolant.

What type oil do we use on the tool clamp cyclinder and spindle chiller?

Please use "Tellus 32" from SHELL

Are we able to supply the metal telescope way cover on E5FC,E5EC,B3EC,B3FC,B3VC model machine?

No, We do not supply the metal way cover on these model machine.

Could I use 440V input power?

Yes, You could buy an optional high voltage step down transformer to use 440V input.

How do we clean machine?

We use the coolant to flash down the chip and sweep out from the machine.

Do not use the air to clean it may enforce the chip to go in some hidden spot like inside the saddle.

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Important Warning issue

1. When spindle speed over 8000 rpm, the tools has to be within G2.5 (mm/sec) through dynamic balance inspection

2. Do not use air to blow chips off the spindle. It may cause chips or coolant to enter the bearing of spindle and make the spindle burn out.

3. Please make sure all chips are removed regularly and at the end of each job. Failure to perform cleaning regularly may damage the machine and block the circulation of coolant.

4. The machine requires a minimum 6~6.5kg/cm2 of air pressure. The machine will stop operation and display alarm signal if the air pressure is lower than 6.5kg/cm2.

5. Unexpected objects may fly out, and cause injury. 1. Keep the doors closed during machining. 2. Keep interlocks and other safety devices in place and functioning at all time.

6. Please don't step on or stand on the telescopic guard. Otherwise damage may be caused to the guard or people.

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Atrump Machinery, Inc.