

Overview
About Luis da Graça<br>Mecânica de Precisão Lda
Who we are
Formed 31 years ago, and situated in Lisbon - Portugal our company has specialized in CNC machining by turning, milling,grinding and small assembly processes, supplying precision made parts to, among others, the automotive, army, compressors and electronic industries, in Portugal, Spain, France, Germany, Italy.
Our plant capacity is up to Ø450 mm on lathes, 600*500 on machining centers and Ø250*600 in grinding.
Our production equipment is the most advanced and up to date and it includes:
1 CNC Coordinate measuring machine Mitutoyo
6 CNC lathes fixed head (all with driving tools and 2 spindles/2 turrets and multiple axis)
3 CNC lathe sliding heah (10 axis machine)
1 CNC Inverted lathe with live tools and auto loading device
7 CNC machining centers with pallet system
3 CNC cylindrical grinders
1 CNC facing, centring and threading machine
1 CNC wire EDM
1 CNC die cutting EDM
8 Presses up to 100 ton
1 / 1

Massamá, Portugal
Member since 2003
Employees20 - 50
Certificates1
Turnover1 - 5 Mil.
Year of foundation1974
Marketing documents
Competencies
Technologies
Measuring & Testing
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Measuring / testing | 1–10,000 | 1–600 mm | 1–600 mm | 1–500 mm | 1–600 mm | 0–200 kg | from 0 mm |
Finishing
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
External cylindrical grinding | 1–50,000 | 1–800 mm | from 0 mm | from 0 mm | 1–220 mm | 0–250 kg | from 0 mm |
Internal cylindrical grinding | 1–50,000 | 1–600 mm | from 0 mm | from 0 mm | 1–220 mm | from 0 kg | from 0 mm |
Non-circular / crankshaft grinding | 100–600 | 50–600 mm | from 0 mm | from 0 mm | from 0 mm | 0–10 kg | from 0 mm |
Turning
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Turning | 0–30,000 | 1–400 mm | from 0 mm | from 0 mm | 1–400 mm | 0–20 kg | from 0 mm |
Automatic turning (bar) | 0–30,000 | 1–600 mm | from 0 mm | from 0 mm | 1–250 mm | from 0 kg | from 0 mm |
Swiss turning | 1,000–150,000 | 1–600 mm | — | — | 1–25 mm | — | — |
Full-range turning (including milling) | 0–20,000 | 1–400 mm | from 0 mm | from 0 mm | 1–400 mm | 0–10 kg | from 0 mm |
Hard turning | 1–350 | 2–100 mm | from 0 mm | from 0 mm | 2–400 mm | 0–10 kg | from 0 mm |
Centering / end facing | 1–900 | 1–900 mm | from 0 mm | from 0 mm | 1–250 mm | from 0 kg | from 0 mm |
Milling
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Milling | 1–100 k | 1–800 mm | 1–600 mm | 1–500 mm | from 0 mm | 0–800 kg | from 0 mm |
Form milling (3 D) | 1–100 k | 1–800 mm | 1–600 mm | 1–500 mm | from 0 mm | 0–800 kg | from 0 mm |
Drilling / Sawing
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Drilling / threading / tapping | 1–100 k | 1–800 mm | 1–600 mm | 1–500 mm | from 0 mm | 0–800 kg | from 0 mm |
Materials
Cast metals
Cast steelCast iron
Steel
Structural steelCase hardening/tempering steelStainless steel (rust-proof V2A)Stainless steel (rust-proof V4A)Free-cutting/mild steelTool steelSpring steelCold extruding steel
Heavy metals
Copper-zinc alloys (brass)Copper and copper alloysZinc and zinc alloysSolder
Plastics/synthetic materials
ThermoplasticsThermosetsElastomersSilocone (LSR)Natural and vulcanised rubber
Light metals
Aluminium and aluminium alloysMagnesium and magnesium alloysTitanium and titanium alloys
Advanced Materials
Nickel alloy (Inconel, Monel, Hastelloy)CarbideSilicium
Industries
Automation and control engineeringMachine tool manufacturingAerospace and aviation industryMilitary engineeringApparatus engineeringLighting industryAir conditioning, refrigeration and ventilation industryHydraulic and pneumatic industrySpecial purpose machinery manufacturingElectrical industryAutomotive and vehicle constructionShipbuilding industryTelecommunication industryMedical technologyRailway and rail vehicles industryPackaging industryMechanical engineeringFittings engineering
Certificates
No certificates
Parts & Machines
Machinery (15)
1 / 15
SQT10MS
ManufacturerMazak
ControlMazatrol
Year of Construction1992
Technology
TurningAutomatic turning (bar)Full-range turning (including milling)
2 / 15
S400
ManufacturerENSHU
ControlYasnak
Year of Construction2000
Technology
MillingForm milling (3 D)Drilling / threading / tapping
3 / 15
R600CNC
ManufacturerMSO
ControlSiemens 840D
Year of Construction2002
Technology
External cylindrical grinding
4 / 15
GDM65
ManufacturerGildemeister
ControlEltro pilot
Year of Construction1994
Technology
Full-range turning (including milling)Automatic turning (bar)Turning
5 / 15
FZWD900
ManufacturerWMW
ControlErfurt
Year of Construction1993
Technology
Centering / end facing
6 / 15
MT12
ManufacturerMuratec
ControlFanuc
Year of Construction2002
Technology
Full-range turning (including milling)
7 / 15
QT10
ManufacturerMazak
ControlMazatrol
Year of Construction2000
Technology
TurningFull-range turning (including milling)Automatic turning (bar)
8 / 15
HiECO10
ManufacturerHwacheon
ControlFanuc
Year of Construction2002
Technology
Automatic turning (bar)Turning
9 / 15
OGM
ManufacturerOkamoto
ControlFanuc
Year of Construction2000
Technology
External cylindrical grindingInternal cylindrical grinding
10 / 15
Sirius
ManufacturerHwacheon
ControlFanuc
Year of Construction2003
Technology
Drilling / threading / tappingForm milling (3 D)Milling
11 / 15
supromat
ManufacturerJones
ControlFanuc
Year of Construction2000
Technology
Non-circular / crankshaft grinding
12 / 15
deco 20
Manufacturertornos
Control-
Year of Construction2000
Technology
Automatic turning (bar)Swiss turning
13 / 15
TW8
ManufacturerNakamura
Control-
Year of Construction2002
Technology
Automatic turning (bar)TurningFull-range turning (including milling)
14 / 15
EV450
ManufacturerEnshu
Control-
Year of Construction2003
Technology
MillingForm milling (3 D)Drilling / threading / tapping
15 / 15
-
Manufacturermitutoyo
Control-
Year of Construction2003
Technology
Measuring / testing
15 Machinery
Turning5
Automatic turning (bar)6
Full-range turning (including milling)5
Milling3
Form milling (3 D)3
Drilling / threading / tapping3
External cylindrical grinding2
Centering / end facing1
Internal cylindrical grinding1
Non-circular / crankshaft grinding1
Swiss turning1
Measuring / testing1
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