Whisper punch - Square | Size 1

EXTREME LINE

Included RLP-HPL coating or RLP - Zinc Free coating of your choice.

In order to help you choose the right tool for your application, Rolleri offers this guide:

• Hit rate application: Extreme (>380 H.P.M.)
• Machine type: Servo Electric/High Speed Hydraulic
• Material type-Toughness: Hard (Tensile Strength > 45 kg/mm²)
• Material thickness: Thick (> 3 mm)
• Punching operation: Nibbling
• Amount of Hits for the Job: Big (>10000 hits)

SUPREME LINE

In order to help you choose the right tool for your application, Rolleri offers this guide:

• Hit rate application: High (200~380 H.P.M.)
• Machine type: Hydraulic
• Material type-Toughness: Medium (Tensile Strength 22~45 kg/mm²)
• Material thickness: Medium (1.5~3mm)
• Punching operation: Partial Hit (>50% of punch surface)
• Amount of Hits for the Job: Medium (5000~10000 hits)

POWER LINE

In order to help you choose the right tool for your application, Rolleri offers this guide:

• Hit rate application: Normal (<200 H.P.M.)
• Machine type: Mechanic
• Material type-Toughness: Easy (Tensile Strength 7~25 kg/mm²)
• Material thickness: Thin (<1,5 mm)
• Punching operation: Full Hit
• Amount of Hits for the Job: Small (<5000 hits)

BACK TAPER ON THE SIDE OF THE PUNCH

This specification makes better performance for less touching area and less sticking material on the side face of punch body.

• Without extra charge for round punches
• +20% on shaped punches

EXTRA CHARGE FOR PUNCHES WITH DIMENSION < 1,5 mm

If the punch has a minimum size of less than 1.5 mm, consider a + 25% extra charge.