Used WAIDA PGX-4500 CNC Optical Profile Grinder

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Product Highlight

Used WAIDA PGX-4500 is a CNC optical profile grinder from a Japanese precision machine tool manufacturer. Equipped with a 20×/50× optical projection system, a 3,000–30,000 rpm grinding spindle, and NC-controlled grinding movements, it is designed for precision contour grinding of punches, dies, carbide tools, and specialized tooling components. It provides an option for manufacturers seeking pre-owned Japanese-brand profile grinding equipment.

Product Description

Used WAIDA PGX-4500 is a Japanese-brand CNC optical profile grinding machine designed for precision grinding of punches, dies, carbide tooling, and complex contours. Featuring 20×/50× optical magnification, a 3,000–30,000 rpm grinding spindle, and NC-controlled grinding movements, it offers a practical option for tool and die manufacturers seeking reliable grinding capabilities at a lower initial investment than new equipment.

Technical Specifications

General Information

Parameter	Specification
Machine Type	CNC Optical Profile Grinding Machine
Manufacturer	WAIDA MFG. CO., LTD.
Brand	WAIDA
Model	PGX-4500
Brand Origin	Japan
Condition	Used / Pre-Owned
Control Type	Combined Manual and NC Control

Optical Projection System

Parameter	Specification
Effective Projection Screen Area	500 × 500 mm
Optical Magnification	20× / 50× (Switchable)
Projection Field at 20×	25 × 25 mm
Projection Field at 50×	10 × 10 mm

Worktable

Parameter	Specification
X-Axis Travel	200 mm (Manual)
Y-Axis Travel	140 mm (Manual)
V-Axis Vertical Travel	100 mm (NC Controlled)
C-Axis Rotary Worktable Diameter	Ø120 mm (NC Controlled)

Grinding Wheel Unit

Parameter	Specification
Grinding Spindle Drive	Direct-Coupled Motor Drive
Grinding Spindle Speed	3,000–30,000 rpm
Grinding Stroke Rate	0–500 strokes/min
Grinding Stroke Length	5–90 mm
Grinding Wheel Diameter	Ø30 / Ø75 mm
Grinding Unit X-Axis Travel	200 mm (NC Controlled)
Grinding Unit Y-Axis Travel	150 mm (NC Controlled)
Front Tilt Adjustment	0–3° (To Be Confirmed)
Side Tilt Adjustment	±3°
Horizontal Swivel Adjustment	±15°

Machine Dimensions & Weight

Parameter	Specification
Machine Weight	Approx. 4,500 kg
Overall Dimensions	2,220 × 2,180 × 2,130 mm

Technical Note: Specifications are based on the available equipment information. Actual machine configuration, adjustment ranges, included accessories, and operating performance should be verified before purchase.

Applications & Industries

Used WAIDA PGX-4500 CNC optical profile grinder is designed for precision contour grinding applications where detailed profiles, controlled geometry, and accurate tool shapes are required. Its optical projection system and NC-controlled grinding unit make it suitable for a range of toolroom and die manufacturing operations.

Typical applications include:

Precision Punch and Die Grinding

Profile grinding of punches, stamping dies, forming tools, and precision die components used in metal stamping and tooling production.

Carbide Tooling

Contour grinding of tungsten carbide punches and shaped tooling components using appropriate grinding wheels and machining settings.

Mold and Die Manufacturing

Grinding intricate profiles on precision mold inserts, die components, and specialized tooling requiring controlled contour geometry.

Connector and Electronics Tooling

Profile grinding of small punches and dies used in precision connector manufacturing and electronic component stamping.

Special Form Tools

Grinding shaped cutting edges, specialized form tools, and other complex tooling profiles.

Suitable Industries

Precision tool and die manufacturing
Metal stamping and punching
Mold and die component production
Electronics and connector tooling
Carbide tooling manufacturing
Precision engineering workshops

The suitability of individual applications depends on workpiece material, grinding wheel selection, tooling configuration, and the machine's actual operating condition.

FAQ

Is the WAIDA PGX-4500 a fully CNC-controlled grinding machine?

No. The WAIDA PGX-4500 combines manually operated worktable movements with NC-controlled grinding unit axes, vertical positioning, and rotary worktable functions.

What is the grinding spindle speed of the WAIDA PGX-4500?

The specified grinding spindle speed ranges from 3,000 to 30,000 rpm. The appropriate speed depends on the grinding wheel, workpiece material, and processing requirements.

Can the WAIDA PGX-4500 grind tungsten carbide punches and dies?

Yes, the PGX-4500 is designed for profile grinding applications that may include tungsten carbide punches and dies. Suitable grinding wheels and proper machining conditions are required.