Vacuum Cup Fittings Spring Buffer Strut MTE-STARR Double Spring Type
1. Introduction
- Maintenance free, with extremely long operating lifetime; suitable for short cycle times
- Guarantees soft placement on easily damaged workpieces. Absorbs shocks and vibration. Prevents excessively long strokes
- Available for a wide range of applications and for all suction cups of the standard range
2. Usage
- Spring plunger with two damping springs and special slide bearings for handling workpieces with differences in height, e.g. curved sheet metal or wooden parts;
- Handling very sensitive components without additional control requirements (e.g. glass sheets), it ensures that workpieces are set down gently;
- Handling very warped and naturally grown materials (e.g. dried wood) without additional technical control requirements;
- Use under harsh conditions;
- Highly dynamic handling tasks with short cycle times;
3. Structure

- Spring plunger with stainless steel plunger rod, brass guide sleeve with integrated sliding sleeve both lower (5) and upper (1) damping spring;
- High quality stainless steel mounting plate (2) for fixing brassguide sleeve (4) and integrated sliding sleeve the guide sleeve is attached by two lock nuts (3);
- Optional flexible joint (6) connection (high quality steel and vulcanized adhesive rubber) for maximum angular compensation;
- The powder coating mounting plate (7) is suitable for large-area clamp systems;
4. Technology Data:
Type | Spring load rate | Spring pretension | Spring force | Vertical load | Weight | Operating temperature |
【N/mm】 | 【N】 | 【N】 | 【N】 | 【g】 | 【℃】 |
MTE-STARR 25 HD2 G1/2-AG G3/8-IG | 3.828 | 51.3 | 147 | 6000 | 2300 | 0...80 |
MTE-STARR 50 HD2 G1/2-AG G3/8-IG | 1.81 | 10.9 | 101.4 | 6000 | 2400 | 0...80 |
MTE-STARR 75 HD2 G1/2-AG G3/8-IG | 1.072 | 73.9 | 154.3 | 6000 | 2500 | 0...80 |
MTE-STARR 25 HD1 G1/2-AG G3/8-IG | 3.828 | 25.6 | 73.5 | 3000 | 1200 | 0...80 |
MTE-STARR 50 HD1 G1/2-AG G3/8-IG | 1.81 | 5.4 | 50.7 | 3000 | 1250 | 0...80 |
MTE-STARR 75 HD1 G1/2-AG G3/8-IG | 1.072 | 36.9 | 77.1 | 3000 | 1300 | 0...80 |
5. Design Data


Suspension Flexible MTE-STARR.pdf