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【Small-diameter machining & productivity improvement】General-purpose CNC internal grinding machine *Test machining available

We offer two models: the STG-3NX, which can achieve a minimum inner diameter finish of 0.3mm, and the STG-6N, which accommodates inner diameters up to 100mm. *Short delivery times available.

The "STG Series" is a versatile internal grinding machine equipped with a unique high-speed, high-precision, and high-rigidity spindle mounted on a grinding wheel shaft, achieving improved processing accuracy and productivity for inner diameter finishing. There are two models in the lineup: the "STG-3NX," which comes standard with a 4-inch chuck, and the "STG-6N," which is equipped with a 6-inch chuck. Both models are compact in size, allowing for space-saving installation. 【Features】 <STG-3NX> A compact versatile internal grinding machine that significantly improves the accuracy and productivity of small diameter hole finishing. - Capable of grinding inner diameters as small as φ0.3mm. - Standard equipped with a scroll chuck that can handle small-batch production of various types. - Suitable for chuck collets, mold components, ring gauges, carbide parts, ceramic parts, magnets, etc. <STG-6N> A compact versatile internal grinding machine that achieves precision and high-efficiency processing for a wide variety of products with outer diameters up to φ160mm. - Compatible with a wide range of workpieces with outer diameters up to φ160mm. - Compatible with FANUC's FIELD system. - Suitable for gears, mold components, ring gauges, chuck collets, hydraulic parts, automotive parts, etc. *For more details, please refer to the documentation.

STG Series Details Page

basic information

【Other Features】 <STG-3NX> ■ Footprint including auxiliary equipment: W1,330 × D1,980 mm ■ Equipped with a high-speed, high-rigidity spindle "H Series" ■ Improved workability due to the enlarged stroke of the spindle head table <STG-6N> ■ Main body dimensions: W1,600 × D1,615 × H1,320 mm ■ Equipped with a high-output, high-rigidity spindle "SSPG Series" *For more details, please refer to the materials. 【Exhibition Information】 JIMTOF2024 (32nd Japan International Machine Tool Fair) Date: November 5 (Tuesday) - November 10 (Sunday), 2024 Location: East Exhibition Hall E1087 Visitors will receive a novelty gift. (Limited quantity available) For more details, please feel free to contact us.

Price range

Delivery Time

Please contact us for details

We can accommodate short delivery times. Please feel free to contact us.

Applications/Examples of results

Suitable for inner diameter finishing of various products. [Examples of target products] Precision parts such as chuck collets, mold components, ring gauges, hydraulic parts, automotive parts, etc. Difficult-to-machine materials such as ceramics and carbide, etc.

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Model number overview
STG-3NX Chuck size 4 inches
STG-6N Chuck size 6 inches

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