i ntroduction to nautilus 8 m old q ualification and d esign of e xperiments s oftware for i...
TRANSCRIPT
![Page 1: I NTRODUCTION TO NAUTILUS 8 M OLD Q UALIFICATION AND D ESIGN OF E XPERIMENTS S OFTWARE FOR I NJECTION M OLDING SUHAS KULKARNI FIMMTECH 1-760-525-9053](https://reader033.vdocument.in/reader033/viewer/2022051216/5697bfb61a28abf838c9e29f/html5/thumbnails/1.jpg)
INTRODUCTION TO
NAUTILUS 8
MOLD QUALIFICATION AND
DESIGN OF EXPERIMENTS SOFTWAREFOR
INJECTION MOLDING
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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NAUTILUS IS A PROGRAM THAT HELPS IN THE
EVALUATION, ANALYSIS, DEVELOPMENT AND
DOCUMENTATION OF THE INJECTION MOLDING PROCESS.
THE SOFTWARE ALSO HAS A COMPLETE DESIGN OF
EXPERIMENTS MODULE THAT IS CUSTOMIZED FOR
INJECTION MOLDING
ONCE A PROCESS HAS BEEN ESTABLISHED ON ONE
MACHINE, THE SOFTWARE WILL CALCULATE THE PROCESSES
FOR ALL THE MACHINES IN THE SHOP. THE PROCESS CAN
NOW BE TRANSFERRED AND ‘STARTING FROM SCRATCH’
WILL NOT BE NECESSARY ON THE OTHER MACHINESSUHAS KULKARNI FIMMTECH 1-760-525-9053
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BENEFITS OF USING THE TECHNIQUES:
• ESTABLISHED PROCESS IS ROBUST
• PROCESS WILL REQUIRE ‘NO OR LITTLE ATTENTION’
• WILL DETERMINE THE FASTEST CYCLE TIME POSSIBLE
• LESS SCRAP AT STARTUP
• ZERO SCRAP DURING PRODUCTION
• IMPROVED PART QUALITY AND PROCESS CAPABILITY
ABOVE FACTORS INCREASE THE BOTTOM LINE PROFITS!
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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THE SOFTWARE
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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FOLLOWING ARE SOME OF THE FEATURES OF THE SOFTWARE:
MATERIAL, MOLD AND MACHINE DATABASES
MOLD – MACHINE COMPATIBILITY REPORT
SCIENTIFIC MOLDING WORKSHEETS (6-STEP STUDY)
• VISCOSITY STUDY
• PRESSURE DROP STUDY
• CAVITY BALANCE STUDY
• PROCESS WINDOW STUDY
• GATE SEAL STUDY
• COOLING TIMESUHAS KULKARNI FIMMTECH 1-760-525-9053
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DESIGN OF EXPERIMENTS MODULE
• TORNADO CHARTS
• PROCESS SENSITIVITY CHARTS
• COSMETIC PROCESS WINDOW
• DYNAMIC PROCESS WINDOW
• VISUAL PREDICTION EQUATION
MOLD TRIAL AND QUALIFICATION PROGRESS REPORT
WATER LINE DIAGRAMS AND MOLD TEMPERATURE MAPS
MOLD SETUP AND OPERATION DOCUMENTATION
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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QUALITY MODULE
• FULL DIMENSIONAL ANALYSIS
• STATISTICAL ANALYSIS
• POST MOLDING SHRINKAGE REPORT
• DOCUMENTATION OF QUALITY INSPECTION PLAN
CALCULATION WORKSHEETS COMMONLY USED IN MOLDING
USER PREVILAGES
CHOICE OF UNITS
NETWORK/CONCURRENT VERSIONS
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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SUMMARY OF ADDITIONS TO VERSION 8:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• PROCESS – MACHINE COMPATIBILITY
• ADD A PLASTIC PROCESS SHEET FOR A GIVEN MOLD
• GENERATE THE PLASTIC PROCESS SHEET FOR ANY GIVEN
MACHINE
• DETERMINE THE MACHINES IN THE SHOP THAT ARE COMPATIBLE
AND CAPABLE OF RUNNING THE MOLD BASED ON PLASTIC
VARIABLES
• UNITS MANAGEMENT –
• SELECT BETWEEN METRIC, ENGLISH OR A COMBINATION
• AUTO CONVERT ON DEMAND
• ONCE UNITS FOR A GIVEN MACHINE ARE SAVED ALL PROCESS
SHEETS ARE GENERATED IN THE MACHINE UNITS
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SUMMARY OF ADDITIONS TO VERSION 8:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• USER ACCESS LEVELS
• DETERMINE WHO CAN AND CANNOT CHANGE DATABASES AND
DOCUMENTS
• CUSTOM READ/WRITE ACCESS
• ABILITY TO CREATE FAMILY MOLDS AND RUN THEM THROUGH
• 6-STEP STUDY, FOR EXAMPLE: DETERMINE CAVITY IMBALANCES
BETWEEN FAMILY PARTS
• DOE, SELECT THE PROCESSES FOR FAMILY MOLDS
• OPTIMIZE FOR ALL FAMILY PARTS
• MISCELLANEOUS:
• ALL STUDIES/DOCUMENTS FOR A GIVEN MOLD UNDER ONE TAB
• ADDITIONAL FIELDS ADDED TO ALL DATABASES
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MAIN SCREEN:
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NEW LOOK IN VER 8
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DATABASES: MATERIAL – MOLD – MACHINE
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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MOLD MACHINE COMPATIBILITY REPORT:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
CRITERIA BASED ON• REQUIRED TONNAGE• % SHOT SIZE USED• RESIDENCE TIME OF THE MATERIAL IN THE BARREL• PHYSICAL SIZE OF THE MOLD AND THE MACHINE SPECS
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PROCESS – MACHINE COMPATIBILITY
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• ADD A PLASTIC PROCESS SHEET FOR A GIVEN MOLD
NEW IN VER 8
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PROCESS – MACHINE COMPATIBILITY
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• GENERATE THE PLASTIC PROCESS SHEET FOR ANY GIVEN MACHINE IN THE DATABASE
• DETERMINE IF THE MACHINES ARE CAPABLE OF RUNNING THE MOLD BASED ON PLASTIC
VARIABLESESTABLISHED PROCESS CALCULATED PROCESS SHEETS FOR OTHER
MACHINES
NOT ACCEPTABLE ACCEPTABLE
NEW IN VER 8
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PROCESS – MACHINE COMPATIBILITY
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• ONCE THE TARGET MACHINE IS SELECTED, SELECT THE PROCESS SHEET FROM THE DROP
DOWN LIST AND CLICK ON ‘GENERATE PROCESS SHEET’ TO PRINT THE PROCESS SHEET
FOR THE MACHINE
NEW IN VER 8
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MOLD QUALIFICATION PART 1: 6-STEP STUDY
(AKA: SCIENTIFIC MOLDING)
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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WORKSHEET NO. 1: IN MOLD RHEOLOGY
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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WORKSHEET NO. 2: CAVITY BALANCE STUDY
SUHAS KULKARNI FIMMTECH 1-760-525-9053
FAMILY MOLDS OPTION NEW IN
VER 8
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WORKSHEET NO. 3: PRESSURE DROP STUDY
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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WORKSHEET NO. 4: COSMETIC PROCESS WINDOW
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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WORKSHEET NO. 5: GATE SEAL STUDY – COLD RUNNER
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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WORKSHEET NO. 5: GATE SEAL STUDY – HOT RUNNER
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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WORKSHEET NO. 6: COOLING STUDY
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
WORKSHEET FOR HOT RUNNER AND VALVE GATED MOLDS
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MOLD QUALIFICATION PART 2:
DESIGN OF EXPERIMENTS
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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KEY FEATURES:
• NO PRIOR MATH OR STATISTICS EXPERIENCE REQUIRED
• WITH 4 EASY STEPS YOU WILL BE ABLE TO DESIGN A
DOE AND RUN THE EXPERIMENTS.
• THE DATA WILL VISUALLY SHOW YOU WHAT YOU CAN
AND CANNOT MOLD AS FAR AS THE DIMENSIONS OF THE
PART ARE CONCERNED.
• NO GUESSWORK: DATA DRIVEN DECISIONS FOR ALL
CHANGES IN MOLD STEEL AND/OR NOMINAL -
SPECIFICATIONS
• ADJUST THE STEEL WITH CONFICDENCE AND LEAVE THE
PROCESS ALONE!SUHAS KULKARNI FIMMTECH 1-760-525-9053
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
INPUTS WORKSHEETS FOR DOE:
STEP 1: SELECT THE FACTORS FROM A DROPDOWN LIST
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
STEP 2: ENTER THE UNITS, HIGH AND LOWS FOR THE STUDIES
THE HIGHS AND LOWS ARE DETERMENIED FROM THE COSMETIC PROCESS WINDOW.
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
STEP 3: ENTER THE NOMINALS AND TOLERANCES
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
STEP 3: SOFTWARE GENERATES THE EXPERIMENTAL MATRIX
MOLD THE PARTS, ENTER DATA AND CLICK ON THE ANALYSIS BUTTON TO VIEW THE RESULTS
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
TORNADO CHARTS
GIVES YOU INFO ON THE FACTOR THAT MOST IMPACTS THE PART QUALITY(POSITIVE FACTORS ABOVE THE LINE, AND NEGATIVE BELOW THE LINE)
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
PROCESS SENSITIVITY GRAPH
GIVES YOU A QUICK SNAP SHOT OF HOW THE DIMENSION WAS AFFECTED BY THE DOE PROCESS RUN
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
DETERMINING THE OPTIMUM PROCESS BASED ON SELECTED CAVITIES AND DIMENSIONS
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
DIMENSIONAL PROCESS WINDOW
GREEN CONTOURS – PARTS IN DIMENSION RED – PARTS OUT OS SPEC
YOU CAN DRAW A BOX AS SHOWN TO DETERMINE ALARM AND TOLERANCE SETTINGS
DIMENSIONAL PROCESS WINDOW
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
DIMENSIONAL PROCESS WINDOW
MOLD PARTS BETWEEN THE PROCESS WINDOWS TO MAINTAIN THE PARTS WITHIN THE DIMENSIONS. DIMENSIONAL PROCESS
WINDOW
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
DIMENSIONAL PROCESS WINDOW
WITH A DIMENSIONAL PROCESS WINDOW AS SHOWN IT WILL BE IMPOSSIBLE TO MOLD PARTS CONSISTENTLY TO THE REQUIRED DIMENSIONS.
IT WILL BE IMPOSSIBLE TO OBTAIN GOOD CpKs
TIME TO MAKE A DATA DRIVEN DECISION!
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
VISUAL PREDICTION EQUATION
USL
LSL
USL
LSL
EXTENT TO WHICH THE DIMENSION CAN BE INFLUENCED BETWEEN THE EXTREMES OF THE DOE PARAMETERS
Cavity No →
Cavity No →
THE DIMENSION CAN GO OUT OF SPEC
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
VISUAL PREDICTION EQUATION
USL
LSL
USL
LSL
STABLE DIMENSION – WILL ALWAYS BE IN SPEC
LSL
THE DIMENSION CAN GO OUT OF SPEC
Cavity No →
Cavity No →
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
VISUAL PREDICTION EQUATION
USL
LSL
USL
STABLE DIMENSION – WILL ALWAYS BE IN SPEC
LSL
PROCESS GOLD SPOT - BEST PROCESS TO BRING ALL DIMENSIONS CLOSEST TO NOMINAL
Cavity No →
Cavity No →
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
VISUAL PREDICTION EQUATION
USL
LSL
USL
SIMULATED PROCESS:CHANGE THE PROCESS AND SEE WHAT IT DOES TO THE PART DIMENSIONS. THE BLACK X WILL MOVE WITH PROCESS CHANGES(SEE NEXT SLIDE)
Cavity No →
Cavity No →
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
VISUAL PREDICTION EQUATION
SIMULATED PROCESS:CHANGE THE PROCESS AND SEE WHAT IT DOES TO THE PART DIMENSIONS. THE BLACK X WILL MOVE WITH PROCESS CHANGES
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
NUMERICAL PREDICTION EQUATION
USE THE ARROWS TO CHANGE THE PROCESS AND SEE THE EFFECT ON THE DIMENSIONS. DIMENSIONS ARE DISPLAYED NUMERICALLY
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
ACHIEVING DIMENSIONS: MAKING STEEL AND/OR NOMINAL – TOLERANCE CHANGESGOOD Cp BUT A BAD CpK??? YOUR CHOICES ARE
• MODIFY THE STEEL DIMENSION AND/OR• MODIFY THE NOMINAL – SPEC LIMITS
ROBUST PROCESS
MODIFY MOLD AND/OR NOMINAL-SPEC LIMITS BY THIS NUMBER TO HIT THE MOMINAL VALUE
NEW IN VER 8
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
CAPABILITY NOT A REQUIREMENT? WANT TO BE ONLY IN SPEC??
ROBUST PROCESS
MODIFY MOLD AND/OR NOMINAL-SPEC LIMITS BY THIS NUMBER TO HIT BE INSIDE THE USL OR LSL
0
NEW IN VER 8
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
CONFIDENCE RATINGS
USE THE ARROWS TO CHANGE THE PROCESS AND SEE THE EFFECT ON THE DIMENSIONS. DIMENSIONS ARE DISPLAYED NUMERICALLY
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
PRINTING: SELECTION SCREEN
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
PRINTING: EXPORTED REPORT AND ‘SAVE AS’ OPTIONS
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
MOLD SPECIFIC TROUBLE SHOOTING GUIDE NEW IN VER 8
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QUALITY MODULE: FULL DIMENSIONAL ANALYSIS:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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QUALITY MODULE: STATISTICAL ANALYSIS :
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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MACHINE QUALIFICATION: INJECTION SPEED LINEARITY :
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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MACHINE QUALIFICATION: SHOT TO SHOT REPEATABILITY TEST :
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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MACHINE QUALIFICATION: LOAD SENSITIVITY TEST :
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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FREQUENTLY USED MOLDING CALCULATIONS:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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WATER FLOW CALCULATION:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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PROCESS TRANSFER BETWEEN MACHINES WORKSHEET:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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SHOT SIZE ESTIMATION WORKSHEET:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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HOPPER SIZE CALCULATION WORKSHEET:
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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REGRIND CALCULATIONS (CLOSED LOOP SYSTEMS)
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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MISCELLANEOUS FEATURES
SUHAS KULKARNI FIMMTECH 1-760-525-9053
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UNITS MANAGEMENT
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• UNITS MANAGEMENT –
• SELECT BETWEEN METRIC, ENGLISH OR A COMBINATION
• AUTO CONVERT ON DEMAND
NEW IN VER 8
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USER ACCESS LEVELS
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• USER ACCESS LEVELS
• DETERMINE WHO CAN AND CANNOT CHANGE DATABASES AND DOCUMENTS
• CUSTOM READ/WRITE ACCESS
NEW IN VER 8
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FAMILY MOLDS
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• ABILITY TO CREATE FAMILY MOLDS AND RUN THEM THROUGH
• 6-STEP STUDY, FOR EXAMPLE: DETERMINE CAVITY IMBALANCES BETWEEN FAMILY
PARTS
• DOE, SELECT THE PROCESSES FOR FAMILY MOLDS
• OPTIMIZE FOR ALL FAMILY PARTS
NEW IN VER 8
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FAMILY MOLDS
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• ABILITY TO CREATE FAMILY MOLDS IN THE DATABASE
NEW IN VER 8
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FAMILY MOLDS
SUHAS KULKARNI FIMMTECH 1-760-525-9053
• ABILITY TO QULAIFY FAMILY MOLDS IN 6-STEP AND DOE
MODULE
NEW IN VER 8
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SUHAS KULKARNI FIMMTECH 1-760-525-9053
CONTACT INFO:
SUHAS KULKARNI
1-760-525-9053
WWW.FIMMTECH.COM
WWW.INJECTIONMOLDINGONLINE.COM