S & T Engineers Private Limited

High-Precision CNC Wire EDM with Recirculating Wire System for Stable Machining

The SH 300C CNC Medium Speed Recirculating Wire EDM Machine is a reliable and accurate CNC wire electrical discharge machining solution engineered for precision cutting of conductive materials. Featuring a medium-speed recirculating wire system and automatic operation, this machine delivers consistent cutting quality, reduced wire consumption, and excellent stability—making it ideal for tool rooms, mold & die shops, production workshops, and precision engineering environments.

The recirculating wire mechanism ensures efficient wire handling, reduced downtime, and improved cost efficiency, while the CNC drive and servo control provide smooth axis motion and accurate spark erosion cutting. Designed to handle complex contours, tight tolerances, and detailed profiles, the SH 300C supports both prototype and volume EDM tasks with repeatable performance.

• Model: SH 300C
• CNC Control: Automatic operation with precise digital control
• Travel (X/Y): 300 × 200 mm
• Table Size: 500 × 300 mm
• Spindle Travel (Z): 200 mm
• Work Tank Dimensions: 700 × 1050 × 380 mm
• Machine Dimensions: 1580 × 1250 × 2050 mm
• Wire Diameter: Standard EDM wire compatibility
• Power Requirement: As per site specification
• Machine Weight: Approx. 1650 kg

The SH 300C is engineered for stable and precise EDM cutting with uniform spark control. The medium-speed recirculating wire system minimizes wire wastage while maintaining continuous machining quality. The robust machine structure and precise servo axis control ensure minimal vibration and high repeatability.

Key advantages include:
• Accurate wire EDM cutting with smooth surface finish
• Stable recirculation system for reduced operating cost
• Efficient spark erosion control for consistent machining
• Suitable for hardened steels, alloys, and conductive materials
• Ideal for batch production and precision job work

Suitable for machining carbon steel, alloy steel, stainless steel, titanium, copper alloys, and other conductive materials. Widely used in automotive parts, aerospace components, electrical tooling, precision tooling, mold & die work, and engineering prototypes.

The SH 300C CNC Medium Speed Recirculating Wire EDM Machine is a dependable production system offering precision, efficiency, and reduced wire cost, making it a valuable addition for manufacturers aiming for accuracy and reliability in EDM cutting processes.

Precision Submerge Wire EDM for Complex Profiles & High Accuracy Cutting

The NP400L CNC Wire EDM Submerge Type Machine is a robust and high-precision electrical discharge machining system engineered for accurate spark erosion cutting in conductive materials. Designed for mold & die shops, aerospace, automotive components, precision engineering, and job shops, this machine delivers stable cutting performance, excellent surface finish, and high dimensional accuracy. The fully submerge type design ensures consistent spark conditions, reduced wire breakage, and improved cutting quality across extensive machining tasks.

• Machine Size (W × D × H): 1750 × 1680 × 2100 mm
• Travel of X/Y Axes: 400 × 300 mm
• Travel of U/V Axes: 80 × 80 mm
• Travel of Z Axis: 200 mm
• Controlled Axes: 5 CNC Axes (X, Y, Z, U, V)
• Maximum Taper Angle: ±22º / 100 mm
• Maximum Workpiece Weight: 350 kg
• Machine Weight: 2700 kg
• Wire Diameter: Standard EDM wire specification
• CNC Controller: CNC system with integrated programming interface

The NP400L combines a rigid submerge type body with advanced CNC control to ensure precise and stable wire EDM cutting. Its 5-axis control enables taper cutting and complex profile machining without multiple setups. The fully submerged tank improves spark stability and minimizes wire breakage, making it suitable for extended production cycles.

• Stable spark erosion in submerged operation
• High dimensional repeatability and surface quality
• Accurate taper and profile cutting capability
• Robust machine construction for industrial use
• Smooth motion control with CNC management

Ideal for machining hardened steel, stainless steel, alloy steel, copper alloys, titanium, and other conductive metals. Commonly used in:
• Mold & die manufacturing
• Automotive precision components
• Aerospace structural parts
• Electrical tooling & inserts
• Hydraulic & pneumatic components
• Precision job shops

• High-precision submerge wire EDM
• Full 5-axis CNC control
• Excellent surface finish & tolerance control
• Stable cutting with reduced wire breakage
• Suitable for complex profiles & taper cuts

The NP400L CNC Wire EDM Submerge Type Machine is a dependable and efficient EDM solution offering precision, productivity, and durable performance, making it an excellent choice for modern precision machining facilities.

Precision Medium Speed Wire EDM with Recirculating Wire System

The SR 400G CNC Medium Speed Recirculating Wire EDM Machine is a high-performance CNC wire electrical discharge machining system engineered for accurate, stable cutting of complex profiles and fine contours in electrically conductive materials. Designed for tool rooms, mold & die shops, aerospace, automotive components, and precision engineering workshops, this machine delivers excellent surface finish, consistent dimensional accuracy, and reduced wire consumption.

Machine Specifications:
• Machine Dimension (W × L × H): 1160 × 1650 × 1850 mm
• Machine Weight: 1500 kg
• Water Tank Size (W × L × H): 1100 × 700 × 670 mm
• Water Tank Capacity: 200 L

Table & Travel:
• Table Travel (X × Y × Z): 300 × 400 × 250 mm
• Table Size (W × L): 550 × 680 mm
• Max Workpiece Weight: 350 kg

Cutting & Accuracy:
• Max Cutting Taper / Angle: ±6° / 80 mm
• Wire Diameter: 0.16–0.20 mm
• Job Accuracy (40 mm thickness SKD-11 1+2 cut): ±0.005 mm
• Repeatability: ±0.005 mm
• Max Surface Finish (RA): ≤0.8 µm
• Positional Accuracy: ±0.015 / 300 mm

Power & Control:
• Power Capacity: 3 kVA
• Controller: G Series CNC
• Input Power: 3PH 415V AC 50 Hz
• Stable Cutting Speed: 130 mm²/min

Data & CNC Features:
• Drawing Format: G Code, DXF, DAT, DWG
• Data Transfer: USB, LAN
• Storage: 120 GB SSD
• Command Input: Absolute / Incremental
• Interpolation: Linear / Circular
• Axis Control: 4 Axis AC Servo (X, Y, U, V) & Z-DC Servo
• Least Increment: 0.001 mm
• Max Jog Speed: 50 mm/min
• CNC System: Windows-based with LED monitor (English)

The SR 400G EDM features a recirculating wire system and advanced servo axis control for stable spark erosion cutting and reduced wire consumption. Precision motion control achieves excellent surface finish (RA ≤0.8 µm) and tight positioning even on complex contours.

Ideal for machining hardened steels, alloy steel, stainless steel, titanium, copper alloys, and other conductive materials. Widely used in:
• Mold & die manufacturing
• Automotive & aerospace precision parts
• Electrical & electronics tooling
• Prototype and batch EDM work
• Precision engineering job shops

• Stable medium-speed EDM cutting
• Recirculating wire reduces operating cost
• Excellent surface finish and taper control
• Precision CNC control and data flexibility
• Ideal for high-accuracy EDM machining

The SR 400G CNC Medium Speed Recirculating Wire EDM Machine is a dependable and efficient EDM solution offering precision, productivity, and reduced consumables, making it a strong choice for modern precision machining environments. 

Precision Medium Speed Wire EDM with Recirculating Wire System

The SR 400G CNC Medium Speed Recirculating Wire EDM Machine is a high-performance CNC wire electrical discharge machining system engineered for accurate, stable cutting of complex profiles and fine contours in electrically conductive materials. Designed for tool rooms, mold & die shops, aerospace, automotive components, and precision engineering workshops, this machine delivers excellent surface finish, consistent dimensional accuracy, and reduced wire consumption.

Machine Specifications:
• Machine Dimension (W × L × H): 1160 × 1650 × 1850 mm
• Machine Weight: 1500 kg
• Water Tank Size (W × L × H): 1100 × 700 × 670 mm
• Water Tank Capacity: 200 L

Table & Travel:
• Table Travel (X × Y × Z): 300 × 400 × 250 mm
• Table Size (W × L): 550 × 680 mm
• Max Workpiece Weight: 350 kg

Cutting & Accuracy:
• Max Cutting Taper / Angle: ±6° / 80 mm
• Wire Diameter: 0.16–0.20 mm
• Job Accuracy (40 mm thickness SKD-11 1+2 cut): ±0.005 mm
• Repeatability: ±0.005 mm
• Max Surface Finish (RA): ≤0.8 µm
• Positional Accuracy: ±0.015 / 300 mm

Power & Control:
• Power Capacity: 3 kVA
• Controller: G Series CNC
• Input Power: 3PH 415V AC 50 Hz
• Stable Cutting Speed: 130 mm²/min

Data & CNC Features:
• Drawing Format: G Code, DXF, DAT, DWG
• Data Transfer: USB, LAN
• Storage: 120 GB SSD
• Command Input: Absolute / Incremental
• Interpolation: Linear / Circular
• Axis Control: 4 Axis AC Servo (X, Y, U, V) & Z-DC Servo
• Least Increment: 0.001 mm
• Max Jog Speed: 50 mm/min
• CNC System: Windows-based with LED monitor (English)

The SR 400G EDM features a recirculating wire system and advanced servo axis control for stable spark erosion cutting and reduced wire consumption. Precision motion control achieves excellent surface finish (RA ≤0.8 µm) and tight positioning even on complex contours.

Ideal for machining hardened steels, alloy steel, stainless steel, titanium, copper alloys, and other conductive materials. Widely used in:
• Mold & die manufacturing
• Automotive & aerospace precision parts
• Electrical & electronics tooling
• Prototype and batch EDM work
• Precision engineering job shops

• Stable medium-speed EDM cutting
• Recirculating wire reduces operating cost
• Excellent surface finish and taper control
• Precision CNC control and data flexibility
• Ideal for high-accuracy EDM machining

The SR 400G CNC Medium Speed Recirculating Wire EDM Machine is a dependable and efficient EDM solution offering precision, productivity, and reduced consumables, making it a strong choice for modern precision machining environments.