TURNING – NEGATIVE CNGA INSERTS - Premium Carbide For Heavy-Duty Machining

TURNING – NEGATIVE CNGA INSERTS - Premium Carbide for Heavy-Duty Machining

 

Engineered for Maximum Strength in Demanding Applications

Experience superior performance in heavy-duty turning operations with our professional-grade TURNING – NEGATIVE CNGA carbide inserts. Featuring robust 0° clearance angle geometry and advanced CVD/PVD coatings, these inserts deliver exceptional edge strength for the most challenging machining environments.

 

Why Choose CNGA Negative Rake Inserts?

💪 Superior Edge Strength

0° clearance angle provides maximum support

Withstands 40% higher cutting forces

Perfect for interrupted cuts and hard materials

Reduces edge chipping by 60%

⚡ Enhanced Productivity

Higher feed rates up to 0.035 IPR

Depths of cut up to 0.500"

Superior chip control with optimized chipbreakers

Extended tool life in tough conditions

Technical Specifications

 

Parameter	Specification
Insert Type	CNGA (Negative Rake)
Clearance Angle	0°
Included Angle	80° (Diamond Shape)
Tolerance Class	G (±0.001")
Coating	CVD TiCN+Al₂O₃+TiN
Grade	CVD Coated: KC5010, KC5025, KC5510
Application	Heavy Roughing to Finishing

Standard CNGA Product Range

 

Model	IC Size	Thickness	Corner Radius	Grade Options
CNGA 120404	12.7mm	4.76mm	0.4mm	KC5010/KC5025
CNGA 120408	12.7mm	4.76mm	0.8mm	KC5010/KC5025
CNGA 120412	12.7mm	4.76mm	1.2mm	KC5010/KC5025
CNGA 160608	15.875mm	6.35mm	0.8mm	KC5510/KC5525
CNGA 160612	15.875mm	6.35mm	1.2mm	KC5510/KC5525
CNGA 190612	19.05mm	6.35mm	1.2mm	KC5510/KC5525
CNGA 190616	19.05mm	6.35mm	1.6mm	KC5510/KC5525

Advanced Coating Technology

🛡️ Triple-Layer CVD Coating

Layer 1: TiCN for wear resistance

Layer 2: Al₂O₃ for thermal protection

Layer 3: TiN for built-up edge resistance

Performance Benefits:

300% longer tool life vs. uncoated

Operating temperatures up to 1100°C

Superior surface finish quality

Reduced cutting forces by 15%

Application Success Stories

🏭 Heavy Industry

Steel shaft turning (45-65 HRC)

Cast iron roll machining

Forged component finishing

Mining equipment repair

🚗 Automotive Manufacturing

Crankshaft machining

Transmission components

Brake disc finishing

Engine block operations

✈️ Aerospace Precision

Landing gear components

Engine mounts

Structural fittings

Titanium machining

 

Cutting Parameters by Material

 

Material	Speed (SFM)	Feed (IPR)	DOC (inch)
Carbon Steel	400-650	0.008-0.025	0.050-0.200
Alloy Steel	350-550	0.006-0.020	0.040-0.150
Stainless Steel	250-400	0.005-0.018	0.030-0.120
Cast Iron	300-500	0.008-0.022	0.060-0.250
Titanium	150-250	0.004-0.012	0.020-0.080

Chipbreaker Options

 

Chipbreaker	Application	Feed Range	Feature
PM (Medium)	General purpose	0.008-0.020 IPR	Balanced performance
PR (Roughing)	Heavy cuts	0.015-0.035 IPR	Maximum chip control
PF (Finishing)	Light cuts	0.003-0.012 IPR	Superior surface finish

Quality Assurance

✅ 100% Inspection - Every insert measured for dimensional accuracy

✅ Microscopic Edge Check - Cutting edges inspected at 50x magnification

✅ Coating Adhesion Test - Ensures coating integrity under extreme conditions

✅ Performance Validation - Test cuts verify chip control and tool life

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📞 Ready to boost your turning productivity? Contact us for samples and competitive pricing!

 

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