grinding & machining for cylinder heads valve seat and

Product features

Innovative engineering since 1962

VRL

Grinding & Machining for cylinder heads

Valve Seat and Recess Lathe

CHRIS-MARINE®

A multipurpose tool for in-situ machining of valve seats and seat recesses on 4-stroke medium speed engines.

The VRL tool makes it possible to restore seat surface and angle of worn seats to original specifications, as well as modify size of cylinder head recess for fitting of oversized seats.

➠ Valve seats from 55 to 230 mm diameter➠ Recesses from 74 to 200 mm diameter➠ Pre-set machining angles according to customer's requirement➠ Pre-sets for multiple engine types possible➠ Self-centering pilot spindle

➠ Adjustable depth of cut➠ Electrically driven➠ Automatic feed mechanism➠ Stepless adjustable rotation speed➠ Optional: Diameter measuring tool

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CHRIS-MARINE SWEDENHEADQUARTERSTel: +46 - 40 671 2600info@chris-marine.com

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Contact one of our offices to get in touch with your local agent.

Chris-Marine Headquartersand Subsidiaries

CHRIS-MARINE®

VRL

B13

9-21

25/E

Easy angle setting for valve seat machiningFor absolute accuracy and quickest change between inlet and exhaust seat angles, each unit is customized with pre-set angles for desired engine types.

Valve seat machiningEasy replacement of adaptor for valve seat machining.

VRL measurement kit (optional)Unique diameter measurement tool for measuring of machining result with VRL in place. No need to remove any parts before job is done.

Next-generation spindle with recess measurement slotUnique auto-centering spindles with cut-out for quick recess measurement with machine in place.

Technical specifications• Electric power supply 1-phase 180-252 V, 48-62 Hz, 0,37 kW

• Power requirement 0.37 kW

• Weight Base machine 15 kg

• Max dimensions H: Machine 472 mm + Spindle 185 - 1100 mmW: 250 x 192 mm.

Valve seat recess machining

• Range 74 - 200 mm Seat Recess diameter

• Length of cut Vertical 60 mmHorizontal 17 mm

Valve seat angle machining

• Range 55 - 230 mm Valve Seat diameter

• Length of cut 30 mm