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Frequently Asked Questions

Additional Training

Using SpeedCast with Mini-Hammer

What is Coherence?

Advanced

About Chatter

Acceleration and Deceleration Rates

Choosing Depth of Cut when Milling Non-Traditional Shapes

Do Damped Toolholders Work?

Does tap testing work with multi-spindle machines?

How do I track spindle condition with SpeedCast?

How do I tune the stickout length of an endmill?

What do I do if I can't mount the accelerometer opposite from the hammer strike?

Is the lead angle 0 or 90 degrees?

Tap Testing a thin wall part

Technical Principals of Harmonizer

Thin wall machining

Using AR-VR smart glasses with SpeedCast

Using Voice Control with SpeedCast

What about workholding or the workpiece

What causes poor coherence

What is Harmonizer?

Common Questions

Are more flutes always better

Are more flutes always better. Indexable edition

Can I get a false positive with a tap-test?

Can Tap-Testing be used with resharpened endmills?

Can we use SpeedCast with a tablet?

Do you have to tap-test after every tool change?

Does chatter affect accuracy?

Does the Dashboard care if the coolant is on or off?

Does the tool length or stickout make a difference?

How long has tap-testing been around?

How repeatable is tap-testing?

Range of Kit

What about CELOS Chatter Control

What effect does balancing have on dynamics?

What is MillMax?

What is process damping?

What is the best toolholder?

When I change the feed rate the stable speeds do not change

Who invented MillMax-SpeedCast?

Why isn't tap testing automated?

Why isn't this wireless?

Will extreme temperature (hot or cold) hurt the SpeedCast kit?

Will this work in 3D or contour milling?

Dashboards

A user is colorblind; how will they use a Dashboard?

Can I change the material for a Dashboard without re-tapping?

Customer cannot open Dashboard sent in an email

Dashboard issues with a Negative Rake Milling Cutter

Dashboard speed dial is all red or all green, power shows zero, SLE and CDD gages are blank

Dashboard will not go down to Zero RPM

Dashboard will not show a width and depth of cut on the endmill graphic. Just shows a vertical line.

Dashboard won't work on iPad or iPhone

Does the Dashboard care if the coolant is on or off?

How to read a Dashboard with Ball Nose Endmills

Limiting SFM or RPM on Dashboard

On Dashboard Power shows Infinity

Reduce Maximum RPM on Dashboard

Reducing size of Dashboard to eliminate scrolling

Set SFM limit on dashboard

Setting Starting Values of Dashboards

The Dashboard does not go to zero

The first things to check for if you are having problems with Dashboards

Understanding Surface Location Error (SLE) and Cutter Dynamic Displacement (CDD) Gages at the bottom of the Dashboard

Using the Dashboard Viewer

What data is required-What you will see if you are missing key data and try to generate a Dashboard

Why are there two files with the same name in the Dashboard folder

Error Messages

All channels were out of range-you may have a bad DAQ card

An error has occurred in the script on this page

An Unhandled Exception has Occurred

At least one channel is out of range-check you sensor connections

Error Saving Preferences

Hardware Lock Error

Hardware lock expired

Invalid Database

Measurement may be incorrect. The measurement appears to be incorrect. The accelerometer may be mounted backwards.

Multiple Chatter Frequencies Found

No devices found-Check your connections

No hardware lock found. SpeedCast will not create or publish DCCs.

Please verify that your hardware lock is attached and try again

Sorry Your browser is very old

SpeedCast cannot display DCC

SpeedCast cannot publish the Dynamic Cutting Calculator for artifact measurements

The directory name is invalid

The remote server returned an error-530-Not logged in

The signal level from the Response (accelerometer) channel is too large

This data file is not configured to allow export functions

This data file is not licensed to display the Dynamic Cutting Calculator

Unable to connect data acquistion device DT9387B

Unable to Start Recording

Unknown serial number

VPHarmonizer has stopped working

You must enable at least one measurement on the stability tab

Harmonizer

Harmonizer Recommends a Very High Speed

I am getting a VP Harmonizer Error Contact MLI for support. Error code -100

Saving a VP-Harmonizer File

Unlocking the VP Harmonizer

Installing SpeedCast

Default Material Database

Default Setup Files

How to map drives in SpeedCast

Installation Issues with Windows 11

Installing or Updating Sensor File

Manually Updating Dongle

Updated Machine Databases

New Features

Accelerometer Clip

Apply Current Conditions

Assistive Hammer Handle

Custom Save As

Hammer Cable Management

Installing DCC Viewer

Large Hammer Tip

Lock Width or Depth of Cut

Set Maximum SFM Recommendation

Set Maximum Width of Cut Warning

Simple Milling

Trochoidal Milling Setting

SpeedCast Tips

Apply and OK Buttons

Calculating Endmill Stickout without Measuring

Do chipbreakers make a difference?

Is there a difference between conventional and climb milling when it comes to its dynamics

Kennametal Endmill Settings

Maintaining Stickout on Endmills

Material Properties in SpeedCast

Milling Green Ceramic

Very light radial engagement

Tapping Different Cutters

Can disc cutters be effectively tested?

Can you tap test PCD and diamond pointed milling tools?

Extreme High Performance Endmills for Aluminum

Kennametal 4-12 (Fix Perfect) Indexable Cutters

Measuring Slotting Cutters

Tap Testing a Keyseat Cutter

Tap Testing Face Mills

Tap Testing feed mills

Tap Testing Live Tooling

Tap Testing Thread Mills

Tap-Testing Form Tools

Tap-Testing Taper, Tapered or Barrel Cutters

Tap-testing unconventional cutters, like dovetail or angle mills

Very small endmills

What about Variable Pitch and Variable Helix

Troubleshooting

After X measurement, SpeedCast will not go to Y

All green Dashboard-starting from zero depth or width of cut

Cannot edit time and date

Cannot find my files on new laptop PC

Can't get measure to accept any hits, always getting red arrows

Common cause of an all-red Dashboard

Customer's current tool is stable, but the tap-test and Dashboard say it is in the red

Dashboard is all green with no missing key data

Getting a lot of noise on the measurement

Good Measurement but Stability Lobes will NOT generate

Hammer triggers on its own or when I wiggle the cable

Having difficulty targeting endmills with a tap-test

I am getting a different file name. It does not show machine or tool numbers

Measurement shows repeated red arrows up or down

Not saving my selection from database

Practice keeps saying Hit Harder

Practice worked but Measure does not respond

Repair-By-Exchange for SpeedCast Kits

Sending a file to support

SpeedCast loses all my data entries

Stuck in Y-Axis Measurement

Tapping a small endmill and get persistent "Hit Harder" warnings

Tapping a small endmill and get persistent double hits

Testing hardware and cables

The buttons on SpeedCast screen are overlapping

The graph on the SpeedCast home page is blank

The light on the Interface DAQ unit is off

When I edit a file it becomes blank losing the tap-test measurement

Where are my artifact measurements

Will not publish Dashboard-Publish DCC

Using SpeedCast

Adding Torque and Power Curve

Can I change the default settings when the Dashboard opens

Can I edit the machine tool or material?

Can I pre-enter the machine, tool and material data before I go to the shop to tap-test

Converting inch to metric

Does it matter where the spindle is located for tap testing

How to read a Dashboard with Ball Nose Endmills

Loading the SFM Optimizer as an iPhone or iPad app

Switching SpeedCast for Left Hand use PERMANENTLY

Switching SpeedCast for Left-Handed Use

Trochoidal Milling

Using Verify Dongle

What are the tapping directions-XY-for a horizontal machining center

When should I replace a hammer tip

Which Hammer Tip Should I Use

Why are files automatically saved

Copyright © 2024-2025 DeepMill LLC and Manufacturing Laboratories Inc. - All Rights Reserved.


DeepMill LLC

200 Innovation Blvd., Suite 242A

Innovation Park at Penn State University

State College, PA. 16803

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