SG 7

Description

SG7 model suitable for small to mid range cylinder heads

SG7

The standard valve seat and guide machine

Overview

This is a medium sized seat and guide machine and a must have for any sized engine job shop. It is the most reliable and economical Cylinder Head Seat & Guide Machine on the market today.  This machine utilizes fixed carbide centering pilots. Rottler combines precision carbide centering pilots with a light weight air float workhead to give you perfect centering with the valve guide - every time. Great choice for shops machining small to medium cylinder heads for motor vehicles and trucks, motorcycles and power sports engines.  

Key Features

• Robins patented spring free tooling
• Unique cylinder head fixtures
• Lapping and sharpening units
• Chatter free finish
• Carbide pilots and all angle inserts available

Technical Specifications

Cylinder head size	23 x 10 x 5”
Spindle tilt	± 15 degrees
Spindle stroke	6.750” (172 mm)
Spindle speed	35 - 500 RPM
Roundness	Achieve < 0.0002” (5 microns) post plateau honing of valve seats
Concentricity	0.0002” (5 microns) for honed guides
Surface finish	< 0.4 Ra µm
Micro fine feed	Included
Spring free adaptors	Included
Constant varying speed	Optional