Description
Accurate Coating Thickness Testing For All Surfaces
The G-TECH CTG997 Coating Thickness Meter offers a fast, reliable, and non-destructive way to measure coating thickness on both magnetic and non-magnetic substrates. With automatic substrate identification and high precision detection, this device is ideal for a wide range of industries such as automotive manufacturing, chemical processing, metal fabrication, and quality assurance.
Whether you are checking paint, plating, or any kind of surface coating, the CTG997 helps ensure product quality, safety, and compliance — all in a compact, easy-to-carry device.
Key Features
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✔️ Measures non-magnetic coating on magnetic metal
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✔️ Measures non-metallic coating on non-magnetic metals
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✔️ Automatic recognition of substrate type
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✔️ Single, continuous, and differential measurement modes
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✔️ Zero-point, offset & base calibration
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✔️ Selectable metric and imperial units
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✔️ LCD backlight for low-light use
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✔️ Auto shutdown for battery saving
Technical Specifications
Specification | Details |
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Measurement Range | 0 – 1800µm / 70.8mil / 1.8mm |
Resolution | 0.1µm (<100µm), 1µm (≥100µm), 0.1mil, 0.01mm |
Measuring Error | ≤150µm: ±5µm / >150µm: ±(3%H + 1µm) |
Min. Diameter (Magnetic Substrate) | 12mm |
Min. Thickness (Magnetic Substrate) | 0.5mm |
Min. Radius (Convex Magnetic Substrate) | 2mm |
Min. Radius (Concave Magnetic Substrate) | 11mm |
Min. Diameter (Non-Magnetic Substrate) | 50mm |
Min. Thickness (Non-Magnetic Substrate) | 0.5mm |
Operating Humidity | 10–95% RH |
Power Supply | 2 × 1.5V AAA Batteries |
Dimensions | 62 × 27 × 121.5 mm |
Weight | 105.03g |
Who Is This For?
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🏭 Quality control professionals
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🚘 Automotive inspectors
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🛠️ Metal processing engineers
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🔍 Surface finish inspectors
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🧪 Chemical & industrial inspectors
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✅ Anyone needing fast, accurate coating thickness readings
Why Choose G-TECH CTG997?
✅ Dual material compatibility — Works on both ferrous and non-ferrous surfaces
✅ Highly portable & battery-powered — Use it anywhere, anytime
✅ Fast readings — Instant measurements with ±5µm accuracy
✅ Professional-grade results — Trusted in industries worldwide
✅ User-friendly operation — Simple button controls and LCD readout
What’s In The Box
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1x G-TECH CTG997 Coating Thickness Meter
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Calibration Foils
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User Manual
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Batteries (if included)
Frequently Asked Questions
Q1: Can it measure paint thickness on cars?
Yes, it’s widely used in automotive refinishing and inspection.
Q2: Does it work on aluminum and stainless steel?
Yes, it works on both ferrous and non-ferrous metals.
Q3: Is calibration difficult?
No, the CTG997 supports zero-point and offset calibration, making it easy to set up.
Q4: How is the measurement displayed?
It shows values clearly on the LCD screen with optional units (µm, mm, mil).
Q5: Does it work on curved surfaces?
Yes, within its curvature tolerance (2mm convex, 11mm concave).
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