NBG

KOR ENG JPN

Process

Specialized company in manufacturing steel ball & tapered roller for precise ball bearings

Inspection Facilities

HomeProcessInspection Facilities

100% Inspection

In order to guarantee the high quality assurance, we try to detect the surface and core defect by operating the automatic inspection system.

ect ect
ECT Ball Inspection machine
optical optical
Optical Ball Inspection machine

Testing and Inspection Facility

Roughness Tester

Roughness Tester
  • Measured Items : Surface Roughness

Roundness Tester

Roundness Tester
  • Measured Items : Roundness Measuring Instrument

Waviness Tester

Waviness Tester
  • Measured Items : Steel Ball Waveless

Waviness Tester

Waviness Tester
  • Measured Items : Waviness, Roundness

Micro Kator

Micro Kator
  • Measured Items : Gauge, Diameter Floating (VDWS) Lot Diameter Name

Rockwell Hardness Tester

Rockwell Hardness Tester
  • Measured Items : Surface Hardness, Internal Hardness

UTM

UTM
  • Measured Items : Compression Break Load

Metallurgical Microscope

Metallurgical Microscope
  • Measured Items : Micro-structure inspection

Specimen Grinding

Specimen Grinding
  • Measured Items : Specimen Grinding for Biospsy

Mounting Press

Mounting Press
  • Measured Items : Specimen Mounting

Specimen Cutter

Specimen Cutter
  • Measured Items : For Specimen Cutting

Roughness Tester

Roughness Tester
  • Measured Items : Surface Roughness

Roundness Tester

Roundness Tester
  • Measured Items : Roundness

Form Tester

Form Tester
  • Measured Items : Roller Contour Measurement

Vickers Hardness Tester

Vickers Hardness Tester
  • Measured Items : Vickers Hardness

Spectrophotometer

Spectrophotometer
  • Measured Items : Chemical Composition Analysis

Interferometer

Interferometer
  • Measured Items : Flat Spot

Universal Measuring Machine

Universal Measuring Machine
  • Measured Items : Length Measurement