Shenzhen Graigar Technology Co.,Ltd.
A rapid growing enterprise who integrate the production and marketing of various of instruments and meters. exporting to worldwide markets with higher quality, lower price and prompt lead time.
- 0086-755-27541660
- 0086-755-23728063
- sales@graigar.com
- Xinfu Building,Center Road,Shajing Street
Baoan District
Shenzhen, CN 518125
United States of America
Categories
-
product
Hardness Tester
Shenzhen Graigar Technology Co.,Ltd.
Hardness Testing. Hardness is a characteristic of a material, not a fundamental physical property. It is defined as the resistance to indentation, and it is determined by measuring the permanent depth of the indentation.
-
product
Sound Level Meters
Shenzhen Graigar Technology Co.,Ltd.
A sound level meter is an instrument that can measure sound level, commonly used in noise pollution studies for the quantification of different kinds of noise, especially for industrial, environmental and aircraft noise.
-
product
Digital Manometer
Shenzhen Graigar Technology Co.,Ltd.
A manometer is a pressure measuring instrument, or pressure gauge, often limited to measuring pressures near to atmospheric. Manometers come in two types Analog Manometers and Digital manometers. Analog Manometers. An analog manometer is a U-tube shaped glass tube partially filled with liquid.
-
product
Frequency Meter
Shenzhen Graigar Technology Co.,Ltd.
A frequency meter is an instrument that displays the frequency of a periodic electrical signal. Various types of frequency meters are used. Many are instruments of the deflection type, ordinarily used for measuring low frequencies but capable of being used for frequencies as high as 900 Hz.
-
product
Insulation Tester
Shenzhen Graigar Technology Co.,Ltd.
Testing the integrity of insulation requires measuring its resistance to current flow across it. A high level of resistance means that very little current is escaping through the insulation. Conversely, a low level of resistance indicates a significant amount of current may be leaking through and along the insulation.
-
product
Underground Metal Detector
Shenzhen Graigar Technology Co.,Ltd.
An electronic device that gives an audible or other signal when it is close to metal, used for example to search for buried objects or to detect hidden weapons.
-
product
Surface Roughness Meter
Shenzhen Graigar Technology Co.,Ltd.
Surface Roughness Tester is powerful, accurate and easy to use. It is ideal for checking large components, structures, auditing batch prior to shipment and production line process control.
-
product
Gloss Meter
Shenzhen Graigar Technology Co.,Ltd.
A glossmeter is an instrument which is used to measure specular reflection gloss of a surface. Gloss is determined by projecting a beam of light at a fixed intensity and angle onto a surface and measuring the amount of reflected light at an equal but opposite angle.
-
product
Alcohol Tester
Shenzhen Graigar Technology Co.,Ltd.
Electrochemical (fuel cell) alcohol sensor, Module changeable Test Range: 0.000-2.000mg/l (0.400%B.A.C; 4.000%oB.A.C; 4.000g/l;) Alarming level: Pass level: 0.090mg/L (could be modified) Fail level:0.250mg/L (could be modified) Accuracy: +/-10% Work temperature: -10oC-50oC Work humidity: <95%RH (No Dews) Battery: 2XAA NiMH batteries, rating capacity: 2.1AH Dimension lXbXh: (mm) 250X105X400 Indication manner: mg/l,mg/100ml,g/l ,%BAC,%oBAC optional Coin for single time: 0-15 (For 0, the tester can be tested without coin). Coin diameter: 20mm-28mm Coin thickness: 1.2mm-2.5mm Coins Capacity: about 200 pieces Straw capacity: 200pcs(⊄<=7mm) Breath sampling time: about 5 seconds continuous breath.
-
product
PH Meters
Shenzhen Graigar Technology Co.,Ltd.
A pH Meter is a device used for potentiometrically measuring the pH, which is either the concentration or the activity of hydrogen ions, of an aqueous solution. It usually has a glass electrode plus a calomel reference electrode, or a combination electrode.
-
product
Ultrasonic Flaw Detector
Shenzhen Graigar Technology Co.,Ltd.
Flaw detection is the most commonly used technique among all the applications of industrial ultrasonic testing. Generally, sound waves of high frequency are reflected from flaws and generate clear echo patterns.
