Equipment
Impro uses high-quality processing equipment to satisfy the needs of customers around the world. Catering to sectors ranging from the medical, automotive, hydraulic, and oil and gas industries, Impro provides a diverse array of precision CNC machining solutions to our customers.
State-of-the-Art Processes
We uphold the highest standards for our technology and equipment. Our turning and milling processes adhere to strict positioning and machine accuracies. For grinding processes, we have cylindrical grinding machines, and centerless grinding. We also offer a wide variety of heat treatments including high-frequency-line induction quenching, freezing techniques, vacuum lines, nitriding furnaces, and multipurpose heat treatment.
A full list of our processes and equipment is below:
Turning
CNC Turning Machines
- Process range: 0–Ø550 ×1,079 mm
- Machine accuracy: ±0.005 mm
- Quantity: 300+
- Brand: Hardinge, Doosan, and Takisawa
CNC Hard Turning Machines
- Process range: Ø3–Ø285×300 mm
- Machine accuracy: ±0.01 mm
- Capacity: Hard turning equipment and granite filling lathe bed turning instead of grinding
- Surface roughness: Ra 0.2 μm
- Roundness: 0.4 μm
- Continuous turning accuracy: 5 μm
- Brand: Hardinge, DMG
Turning Centers
- Process range: 0–Ø32 × 320 mm
- Machine accuracy: ±0.01 mm
- Quantity: 60
- Brand: Star, Citizen, Tsugami, Tornos and Traub
Milling
Vertical/Horizontal Milling Center
- Process range: 1,035 × 508 × 635 mm
- Positioning accuracy: ±0.01 mm
- Spindle speed: 12,000 rpm
- Quantity: 300+
- Brand: DMG, Haas, Hardinge and Doosan
Deep-Hole Drilling
- Process range: Φ0.8–12 × 400 mm
- Spindle quantity: 4
- Hole tolerance: 15 μm
- Surface roughness: Ra 0.8 μm
- Brand: TBT
Turning/Milling
Multi-Spindle Machines
- Type: MS 32C
- Max. bar diameter: Φ 32 mm
- Max. turning length: 120 mm
- Spindle quantity: 6
- Spindle speed: 10,000 rpm
- Capacity: 1.5 M/min
- Quantity: 50+
- Brand: INDEX
Grinding
Centerless Grinding
- Process range : 0–Ø50 × 405 mm
- Roundness: 0.5 μm
- Flatness : 1.0 μm
- Brand: Micron, Mikrosa and Tschudin
Cylindrical Grinding Machine
- Process range : 0–Ø350 × 1,000 mm
- Roundness: 0.4 μm
- Flatness: 1.0 μm
- Brand: Kellenberger, Cometa, and Studer
Honing Machine
- Process range : Ø0.7–Ø70 × 120 mm
- O: 0.002 mm (blind hole)
- Brand: Pemamo, Nissin and Gehring
Deburring
- Abrasive flow deburring
- Thermal energy deburring
- Electrochemical deburring
- Special deburring
Heat Treatment
Multipurpose Heat Treatment Line
- Effective working region: 1,000 × 700 × 650 mm
- Highest operating temperature: 950°C
- Temperature uniformity: ±6℃
- Quenching medium: Oil
- Functions:
- Carburizing and quenching for carbon steel and alloy steel
- Carbonitriding
- Hardening and tempering for carbon Steel
- Brand: Aichelin
Vacuum Heat Treatment Line
- Effective working region: 900 × 600 × 450 mm
- Highest operating temperature: 1,320℃
- Temperature uniformity: ±5℃
- Quenching medium: Oil
- Function: Bright quenching for stainless steel, ball bearing steel, and alloy steel
Freezer
- Effective working region: 1,150 × 750 × 700 mm
- Lowest operating temperature: -196 ℃
- Function: Remove retained austenite and stabilize dimensions
Nitriding Furnace
- Effective working region: Φ650 × 1,200 mm
- Highest operating temperature: 650℃
- Temperature uniformity: ±6℃
- Functions: Gas nitriding and gas nitrocarburizing
- Brand: Aichelin
Induction Quenching with High Frequency Line
- Maximum part size: Φ 400 × 1,000 mm
- Power: 10–100 KW
- Frequency: 150 KHz
- Depth 0.8–4.0mm