Precision Machining


Impro takes pride in providing our high-quality products and services, reasonable costs, and timely delivery of all our products. We hold quality certifications according to ISO 9001, ISO/IATF 16949, AS 9100, ISO14001, and BS OHSAS 18001. Impro is reputed for its flexible and agile manufacturing operations by delivering orders for just a few pieces or up to several million.

Precision Machining Process Capabilities

ProcessTypeSize RangeAccuracy
TurningCNCΦ620×1200 mm0.01 mm
Swiss LatheCNCΦ32×600 mm0.01 mm
Turret-Type super multitasking machineCNCΦ190×678 mm0.005 mm
MillingCNC1035×510×635 mm0.01 mm
Multi-spindle MachineCNCΦ32×120 mm0.01 mm
Gun-drillingCNCΦ0.8-Φ12×400 mm0.015 mm
Gear ShapingCNCΦ320 M=6Grade 6 (ANSI B92.1)
GrindingPlane610×305×450 mmFlatness: 0.001 mm
GrindingCNC ODΦ200×1000 mmRoundness: 0.0004 mm
Straightness: 0.0010 mm
GrindingCNC IDΦ100×150 mm0.002 mm
GrindingCenterless GrindingΦ200×400 mmRoundness: 0.0005 mm
Straightness: 0.0010 mm
GrindingID HoningΦ3.2-Φ200×280 mmRoundness: 0.001 mm
Straightness: 0.001 mm
LappingIDΦ80×300 mmRoundness:0.001 mm
Roughness:Ra≤0.05 μm
LappingPlane300×300 mmFlatness:0.0005 mm
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