RIR Series

INTERNAL THREAD GRINDING MACHINES

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RIR Series

RIR

Internal thread grinding

RIR 140/275RIR 500/600 SP
Max. Part Lenght210...350 mm 700...1000 mm
Max outside diam160...275 mm500...600 mm
Min internal thread8 mm (*)8 mm (*)
Helix angle±15º (**)±15º (**)
Internal HF selectro-spindles porwer & ranges3...18 kW
30000...90000 rpm		5...36 kW
18000...75000 rpm
Max. wheel diameter60...100 mm150...180 mm
Machine weight4200...6600 kg8000...15000
Higher leads achieved by modifying wheel profile

*: Smaller diameter under study
** :Larger angles under study

RIR+RE

Internal thread grinding + OD grinding

RIR+RE 250RIR+RE 500
Max. Part Lenght400 mm 1000 mm
Max outside diam250 mm500 mm
Min internal thread8 mm (*)8 mm (*)
Helix angle±15º (**)±15º (**)
Internal HF selectro-spindles porwer & ranges3...18 kW
30000...90000 rpm		5...36 kW
18000...75000 rpm
Max. internal wheel diameter60...100 mm150...180 mm
OD wheel diameter500 mm610 mm
Machine weight8000 kg19000 kg
Higher leads achieved by modifying wheel profile

*: Smaller diameter under study
** :Larger angles under study

FEATURES

  • RIR 140-275

The machine that covers most standard internal thread applications.

  • RIR 500-600 SP

Specific solutions for high load ballnuts and bigger diameter nuts used in presses and injection machines.

  • RIR+RE 250

Standard RIR 275 that includes an OD grinding wheelhead.

  • RIR+RE 500

Standard RIR 500 that includes an OD grinding wheelhead

Solutions

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