Comparison

Comparison


 In order to compare the accuracy of the SLA printed parts and injection parts, LaserStates finished the comparasion inspection of two parts.

You can read the dimension differences between two parts.

Final Parts Comparison
 

This black plastic part is named "Roller" which is installed on the shaft in the copy machine driven unit to fix the shaft.
The dimension is very important.

1) Height Measurement

 

  Injection Part SLA Printed Part
Requirement Height dimension 28.3±0.2mm, checked by calliper 
Measurment data 28.28mm 28.29mm
Result OK OK

2) Hole Quality
 

 

  Injection Part SLA Printed Part
Requirement Hole Quality (checking the roundness and burrs), checked by Projector
Roundness checking ±0.2mm ±0.2mm
Burrs chekcing No Burrs No Burrs
Result OK OK

 

3) Hole Dimension
 

 

  Injection Part SLA Printed Part
Requirement 8 (-0.01/-0.06)mm, checked by gauge, DIA.7.94mm PASS, DIA.7.99mm STOP
Checking  DIA.7.94mm PASS, DIA.7.99mm STOP DIA.7.94mm PASS, DIA.7.99mm STOP
Result OK OK

 

4) Support Dimension

  Injection Part SLA Printed Part
Requirement Distance 0.3±0.15mm, checked by Contact Measurement Machine  (CMM)
Measurment data 0.44mm (Up Limit) - Surpport was too thin 0.35mm
Result OK OK

 

 

5) Height Discrepancy

  Injection Part SLA Printed Part
Requirement Height Discrepancy 0.1mm, checked by Height Gauge (HST)
Measurment data 0.02mm 0.02mm
Result OK OK

 

Result

All the dimenscion checking passed the inspection, LaserStates has very great capability to provide the best quality parts for the customers.