| Manufacturer | Gräbener |
|---|---|
| Model | GKN 630 |
| Year | 1985 |
| Location | Germany
|
High-capacity Gräbener Knuckle-Joint Press — Model GKN 630 (Lot no. 89)
Overview
This Gräbener GKN 630 knuckle-joint press (1985) is configured for operations that require high force at the bottom of the stroke, for example coining and cold forming. The press specification is suited to heavy forming tasks where a high concentrated force near bottom dead center is required.
Key technical data
- Machine type: Knuckle-Joint Press
- Manufacturer: Gräbener
- Model: GKN 630
- Year of manufacture: 1985
- Nominal force: 630 t
- Stroke: 112 mm
- Stroke rate: 55 strokes/min
- Shut height: 800 mm
- Tool holder adjustment: 80 mm
- Motor output: 25 kW
- Pneumatic connection pressure: 5.5 bar
- Operating voltage: 3x 380V / 220V, 50 Hz
Applications and notes
The GKN 630 is intended for heavy forming applications such as coining, cold forming and other processes requiring a strong bottom-of-stroke punch. The listed specifications should be reviewed relative to intended tooling and production requirements (stroke, shut height and tool holder adjustment are relevant for die design and press stroke planning). Electrical supply and pneumatic connection requirements are provided above.
Condition and accessories
No additional condition statements, operational status, or accessories are included in this description. Any condition, testing status or included tooling must be confirmed by the seller prior to purchase.
The following description has been generated using artificial intelligence based on the product information available. It is provided for guidance only and may not reflect all specifications or conditions. Please contact us if you need precise or confirmed details.
High-Performance Knuckle-Joint Press, Lot no. 89
This 1985 Gräbener knuckle-joint press is a high-capacity machine engineered for applications requiring extreme force at the bottom of the stroke, such as coining and cold forming.
Technical Details
Machine Type: Knuckle-Joint Press
Manufacturer: Gräbener
Model: GKN 630
Year of Manufacture: 1985
Nominal Force: 630t
Stroke: 112 mm
Stroke Rate: 55 strokes/min
Shut Height: 800 mm
Tool Holder Adjustment: 80 mm
Motor Output: 25 kW
Pneumatic Connection Pressure: 5.5 bar
Operating Voltage: 3x 380V / 220V, 50Hz
Please note that this description may have been translated or optimized with artificial intelligence (AI) automatically. The information of this classified ad are only indicative. We recommend to check the details with the seller before a purchase.
What is the capacity of this knuckle-joint press?
This Gräbener knuckle-joint press has a 630-ton capacity.
What year was the machine manufactured?
This Gräbener knuckle-joint press was manufactured in 1985.
Is this Gräbener GKN 630 press running?
This 1985 Gräbener GKN 630 knuckle-joint press can be seen running.
The following questions and answers are generated using artificial intelligence based on the product information available. They are provided for guidance only and may not reflect all specifications or conditions. Please contact us if you need precise or confirmed details.
| Client type | Factory – small or medium company |
| Active since | 2024 |
| Offers online | 91 |
| Last activity | Nov. 7, 2026 |
High-Performance Knuckle-Joint Press, Lot no. 89
This 1985 Gräbener knuckle-joint press is a high-capacity machine engineered for applications requiring extreme force at the bottom of the stroke, such as coining and cold forming.
Technical Details
Machine Type: Knuckle-Joint Press
Manufacturer: Gräbener
Model: GKN 630
Year of Manufacture: 1985
Nominal Force: 630t
Stroke: 112 mm
Stroke Rate: 55 strokes/min
Shut Height: 800 mm
Tool Holder Adjustment: 80 mm
Motor Output: 25 kW
Pneumatic Connection Pressure: 5.5 bar
Operating Voltage: 3x 380V / 220V, 50Hz
Please note that this description may have been translated or optimized with artificial intelligence (AI) automatically. The information of this classified ad are only indicative. We recommend to check the details with the seller before a purchase.
What is the capacity of this knuckle-joint press?
This Gräbener knuckle-joint press has a 630-ton capacity.
What year was the machine manufactured?
This Gräbener knuckle-joint press was manufactured in 1985.
Is this Gräbener GKN 630 press running?
This 1985 Gräbener GKN 630 knuckle-joint press can be seen running.
The following questions and answers are generated using artificial intelligence based on the product information available. They are provided for guidance only and may not reflect all specifications or conditions. Please contact us if you need precise or confirmed details.
High-capacity Gräbener Knuckle-Joint Press — Model GKN 630 (Lot no. 89)
Overview
This Gräbener GKN 630 knuckle-joint press (1985) is configured for operations that require high force at the bottom of the stroke, for example coining and cold forming. The press specification is suited to heavy forming tasks where a high concentrated force near bottom dead center is required.
Key technical data
- Machine type: Knuckle-Joint Press
- Manufacturer: Gräbener
- Model: GKN 630
- Year of manufacture: 1985
- Nominal force: 630 t
- Stroke: 112 mm
- Stroke rate: 55 strokes/min
- Shut height: 800 mm
- Tool holder adjustment: 80 mm
- Motor output: 25 kW
- Pneumatic connection pressure: 5.5 bar
- Operating voltage: 3x 380V / 220V, 50 Hz
Applications and notes
The GKN 630 is intended for heavy forming applications such as coining, cold forming and other processes requiring a strong bottom-of-stroke punch. The listed specifications should be reviewed relative to intended tooling and production requirements (stroke, shut height and tool holder adjustment are relevant for die design and press stroke planning). Electrical supply and pneumatic connection requirements are provided above.
Condition and accessories
No additional condition statements, operational status, or accessories are included in this description. Any condition, testing status or included tooling must be confirmed by the seller prior to purchase.
The following description has been generated using artificial intelligence based on the product information available. It is provided for guidance only and may not reflect all specifications or conditions. Please contact us if you need precise or confirmed details.
| Client type | Factory – small or medium company |
| Active since | 2024 |
| Offers online | 91 |
| Last activity | Nov. 7, 2026 |
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