20 5mm gem testing instruments

Brand Name:Fable

Model Number:FGB-6

Place of Origin:China

... gemologist appraiser needs to examine and characterize gemstones with accuracy and precision: Technical Parameter: 1. With a Loupe. a. Magnification:10X. b. Size:20.5mm. 2. With a Spotlight pencil flashlight with full spectrum light source 3. With a

Brand Name:LIYI

Model Number:LY-3090

Place of Origin:China

....5mm Abrasion wheel and specimens distance 37, 38 mm Test Speed 60 R.P.M Application: Cloth and Paper Taber Abrasion tester Paper Testing Instrument is used for testing the wear resistance of skin, leather, cloth, paint, paper, flooring, plywood, glass and

Brand Name:ZL

Model Number:ZL-2209

Place of Origin:China

...Testing Instrument Main purposes: Professional for testing electrical insulation shoe soles or shoe can withstand insulation voltage value, in order to understand its resistance to voltage level. Major technical indicators: Capacity 0.5KVA Input voltage AC220V Output voltage AC0 ~ 10 KV or AC0 ~ 20 KV Test frequency / time 60HZ Conductive ball diameter ¢ 3.5mm...

Brand Name:lixian

Model Number:HZ-4006A

Place of Origin:China

Packaging Testing Instruments Vibration Test Table Amplitude 0.001-5 Mm Maximum Acceleration ＜20g Vibration Test Table Equipment summary: HZ-4006A Electromagnetic Vibration Table (Triaxial Direction) is suitable for electronic, electromechanical, optical ...

Model Number:ASZ-20

Place of Origin:China

Brand Name:NANBEI

ASZ-20 Physical Testing Instrument Digital Wire Rope Tension Meter Digital wire rope tension meter,belt tension meter,wire tension meter Function of wire tension meter ASZ Rope Tension Testing Instrument can be applied to various occasions, such as power ...

Brand Name:HAIDA

Model Number:HD-P304

Place of Origin:Guangdong, China (Mainland)

Pilling Test Instrument With 52.5mm Space Between Abrasion Wheels Textile Test Machine Product Description: Pilling Test Machine The Pilling Test Machine is a device that is used to assess the abrasion resistance of fabric or other materials. It is ...

Brand Name:JIZHONG

Model Number:TWH-6118

Place of Origin:CHINA

... optical networks.Excellent repeat rate and less complicated setting, one-key maneuvering, the test result can be digitally displayed to the extent of cause of trouble. It features the online testing function the same as OTDR does (under prerequisite of

Brand Name:VANCO

Model Number:FGR-003

Place of Origin:CHINA

FGR-003 Gemological Refractometer The refractometer is considered by some to be the most important of all gem identification instruments. It can be indicated (not measures) the refraction index of a gemstone, which often gives vital clues to the identity...

Brand Name:Shengtai Instrument

Model Number:ST129

Place of Origin:China

ST129 Grain Moisture Meter for Food Testing Instruments with Automatic Temperature Compensation and 800g Net Weight ST129 grain moisture meter automatically measures moisture [can measure 20 varieties], automatic temperature compensation, empty machine to ...

Brand Name:Lonroy

Place of Origin:China

ASTM D5397 Geomembrane Compression Fracture Testing Instrument Geomembrane Pressure Induced Fracture Test Equipment Product Description Compliant with standards ASTM D 5397-93 Instrument Description 1. Test 20 samples at once 2. Stainless steel bath tank...

Brand Name:Kinte

Model Number:WH-5120

Place of Origin:Guangdong,China (Mainland)

... WH-5121 WH-5122 WH-5123 Measuring range (AC / DC) 0.500 ~ 10.000 kV 0.500 ~ 20.000 kV 0.500 ~ 50 kV Accuracy ± 0.5% rdg + 0.03% range Input Resistance 1000 M Ω ± 2% Accuracy ± 1%

Brand Name:Haida

Model Number:6010-HD

Place of Origin:China

... test instruments. During measurement, the copper block is positioned 6±0.5mm above the needle flame burner. The flame is ignited, and the time required for the copper block temperature to rise from 100°C±5°C to 700°C±3°C must be within 23.5±1.0

Brand Name:ASLI

Model Number:MS-50

Place of Origin:China

...Testing Instruments / Acceleration Shock Test Machine / Fatigue Test Technical Parameters Model MS-50 MS-100 MS-200 MS-500 MS-800 Load capacity (kg) 50 100 200 500 800 pulse acceleration ( m/s2 ) 50~1200 50~1000 50~1000 50~500 50~500 Pulse Width (ms) 20~3 20~3 20~3 20~3 20...

Brand Name:HJ

Model Number:HJ0604

Place of Origin:China

...Test Equipment For Abrasion Resistance Test With Speed Of 20 ± 5mm/s Standard: IEC 60335-1 ‘Household and similar electrical appliances – Safety – Part 1: General requirements’ clause 21.2; IEC 60950-1 ‘Information technology equipment – Safety – Part 1: General requirements’ clause 2.10.8.4 and Figure 2K. Application: It is used for abrasion resistance test...

Brand Name:KeJian

Model Number:KJ-1065C

Place of Origin:China

...20,50,100,200KG optional PlasticTensile Test Instrument With 1 Year Warranty Meet The Standard: 1. GB/T4689.20-1996 measuring fastness of leather’s adhesion 2. QB/T2710-2005 measuring leather’s expansion and the rate of elongation 3. QB/T2711-2005 measuring tear force of leather 4. QB/T2712-2005 measuring leather’s strength and stretch of spherical crack test...

Brand Name:wangtebei

Model Number:WTB-8122

Place of Origin:China

Rubber rebound tester / Rubber impact resilience testing machine use The test machine is a 0.5J pendulum impact elastic testing machine, which is suitable for measuring the rebound value of vulcanized rubber between 30-85IRHD. Main specifications and ...

Brand Name:XWELL

Model Number:BTS100-20-120

Place of Origin:China

...Test Instrument Lithium Battery Testing Machine Finished Battery Pack Inspector Product Description The BTS100-20-120 lithium battery comprehensive test equipment is a device for quickly and accurately testing the performance of the finished battery. The system uses a 32-bit ARM processor, and the voltage and current use a 16-bit AD converter. Compared with similar equipment, the test speed is faster, the test...

Brand Name:PERFECT

Model Number:PT-2091

Place of Origin:Guangdong Province, China

Vertical Lab Test Instrument High Temperature Humidity Test Box - 20℃ , 150℃ PT-2091 Constant Temperature & Humidity Testing Ma... Purpose: This Vertical Temperature and Humidity Test Equipment Box is mainly used for products in accordance with the ...

Brand Name:UV aging test chamber

Model Number:B-ZW

Place of Origin:china

...Test Chamber, a material aging performance testing instrument and product resistance to light aging performance testing device. This device is designed to test a wide range of product resistance to light aging performance, with a UV irradiance range of 0-1200mW/cm2 and UV irradiance uniformity of ±5%. It is also able to maintain a humidity range of 20-95%RH with a ±3.5%RH humidity uniformity. The UV Test

Brand Name:SKYLINE

Model Number:SL-TL07

Place of Origin:China

...Testing Instrument Rod Reciprocating Machine Product Application Luggage rod fatigue Testing machine applies to the fatigue test of the rod attached on the luggage.During the test, the rod is stretched,which leads gaps,loosing,barrier and deformation of the rod. Using area:luggage rod fatigue tester, reciprocating tester Technical parameters Test Stroke 20...