Techni Waterjet G2 4020 Production Waterjet Cutting Machine

$180,000 - $280,000 Updated 2026-03-17

Key Specifications

Cutting Envelope (X x Y)

4,000 x 2,000 mm

Z-Axis Travel

200 mm

Positioning Accuracy

±0.05 mm

Max Traverse Speed

20,000 mm/min

Pump Type

Direct-drive (no hydraulic oil circuit)

Pump Power

50 hp (37 kW)

Overview

The Techni Waterjet G2 4020 is a production-grade abrasive waterjet cutting machine with a 4,000 x 2,000 mm cutting envelope, designed by Techni Waterjet in Australia for high-throughput industrial cutting applications. The G2 series represents Techni's core production platform, engineered for fabrication shops, steel service centers, and manufacturing facilities that require a robust, high-reliability waterjet system capable of sustaining continuous multi-shift operation without compromising cut quality or positioning accuracy.

The G2 4020 is built on a heavy-duty welded steel frame with a bridge-style gantry providing rigid support for the cutting head across the full 4 x 2 m work area. Servo-driven ball screw axes deliver positioning accuracy of ±0.05 mm and a maximum traverse speed of 20,000 mm/min, enabling rapid table repositioning between cuts to maximize productive cutting time. The standard 3-axis cutting head is compatible with the optional Intelli-VISOR control system and can be upgraded to a 5-axis head for bevel cutting and taper compensation.

Powered by a 50 hp (37 kW) direct-drive pump operating at up to 60,000 psi, the G2 4020 delivers consistent high-pressure output across all materials. Techni's direct-drive pump design eliminates the oil hydraulic circuit used in intensifier pumps, reducing oil consumption, simplifying maintenance, and achieving higher electrical efficiency. The pump integrates directly with the Intelli-VISOR monitoring system to provide real-time pump health data and predictive seal replacement alerts.

Techni includes their IGEMS CAM software with the G2 4020, providing comprehensive 2D and 3D waterjet programming, nesting optimization for material yield, and automatic cutting parameter selection from an extensive material database. The G2 4020 is supported by Techni's global service network with field engineers in North America, Europe, Asia-Pacific, and the Middle East, and a comprehensive spare parts supply chain guaranteeing fast delivery for critical components.

Full Specifications

Parameter	Value
Cutting Envelope (X X Y)	4,000 x 2,000 mm
Z-Axis Travel	200 mm
Positioning Accuracy	±0.05 mm
Max Traverse Speed	20,000 mm/min
Pump Type	Direct-drive (no hydraulic oil circuit)
Pump Power	50 hp (37 kW)
Max Operating Pressure	60,000 psi (4,137 bar)
Drive System	Servo motors with precision ball screws
Abrasive Hopper Capacity	114 kg
CNC Software	IGEMS CAM with material database
Intelli-VISOR Compatibility	Standard (factory option or retrofit)
Certifications	CE, ISO 9001
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Strengths & Limitations

Strengths

Direct-drive pump eliminates hydraulic oil circuit, reducing maintenance complexity and improving electrical efficiency
Heavy-duty bridge gantry and ball screw drives deliver ±0.05 mm accuracy across the full 4×2m cutting envelope
Intelli-VISOR integration provides predictive maintenance and real-time cutting optimization as a factory option
IGEMS CAM software includes material database and nesting tools for fast programming and high sheet yield
Global Techni service network with parts supply guarantees fast support in North America, Europe, and Asia-Pacific

Limitations

4,000 x 2,000 mm envelope does not accommodate full 4×8 ft (1,220×2,440 mm) sheet formats in both dimensions simultaneously
Direct-drive pump technology at 60,000 psi has higher per-seal cost than intensifier designs in some regional markets
Intelli-VISOR is a paid option not included in the base price, adding to total system cost for the full feature set

Best For

Steel service centers and fabrication shops cutting structural plate, stainless, and aluminum in multi-shift production Manufacturing facilities requiring high-throughput waterjet cutting of sheet and plate up to 200 mm thick Operations seeking a production waterjet platform with factory-ready AI monitoring via Intelli-VISOR integration Industrial subcontractors processing diverse material types requiring a reliable all-round waterjet system

Frequently Asked Questions

01 What is the advantage of Techni's direct-drive pump over intensifier pumps?

Direct-drive pumps use a crankshaft-driven plunger mechanism to compress water directly, eliminating the hydraulic oil circuit used in intensifier pumps. This reduces oil consumption, eliminates oil contamination risk in the water circuit, simplifies maintenance, and achieves approximately 15–20% higher electrical efficiency than comparable intensifier designs.

02 Can the G2 4020 cut a full 4×8 ft sheet?

A standard 4×8 ft (1,220×2,440 mm) sheet fits comfortably within the G2 4020's 4,000×2,000 mm cutting envelope. The machine can accommodate sheets up to 4,000 mm in the X direction and 2,000 mm in Y, handling common North American and international sheet sizes in a single setup.

03 What materials does the G2 4020 commonly cut in production?

Common production materials include mild steel (up to 150 mm), stainless steel (up to 100 mm), aluminum (up to 200 mm), titanium, Inconel, granite, marble, glass, carbon fiber composites, rubber, foam, and plastics. The abrasive waterjet process produces no heat-affected zone, making it suitable for all these materials without metallurgical changes.

04 How does the G2 4020 compare to the Quantum-i series?

The Quantum-i is Techni's premium precision platform with higher-accuracy drive systems and more extensive standard feature set. The G2 4020 is Techni's production workhorse, optimized for throughput, reliability, and total cost of ownership in high-utilization industrial environments. Both use Techni's direct-drive pump technology and support Intelli-VISOR integration.

05 What is the expected cutting speed on 10 mm mild steel?

At 60,000 psi with a standard orifice and nozzle configuration and 80-mesh garnet at 450 g/min, the G2 4020 cuts 10 mm mild steel at approximately 800–1,000 mm/min at a Q3 (medium) quality level. Higher quality grades reduce speed; lower quality grades allow faster cutting. Exact speeds depend on orifice diameter and abrasive flow rate selection.