BALANCED - 718 Annonces

Lundi 15 juillet 2019

Laboratory data show that the optimum flow rate of silica gel flash columns is decided by the length and width of columns and the property of gel. To be more specific, longer and narrower columns will provide more theoretical plates which are able to affect the flow rate. When referring...

Lundi 08 juillet 2019

The feature of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier 1. Modeling exquisite, the button is obvious, easy to operate; 2. Open fit hearing aid can change the ear tube as you need, comfortable wear; 3. Corresponding uncomfortable threshold...

Dimanche 07 juillet 2019

Performance characteristics of low temperature chamber： 1. In the refrigeration system, the condensation adopts air cooling mode, which has a wide temperature control range, which can meet the user's various needs. 2. With a unique balanced temperature control method, with stable...

Dimanche 23 juin 2019

Commercial ERV/HRV has bigger airflow type than residential ones, widely used in large commercial buildings and industrial applications, such as office buildings, hotel, theater, Hospitals, labs, confinement center, school, bank, etc. It's also balanced ventilation system which use...

Jeudi 06 juin 2019

E-Lins GSM routers covers GPRS and EDGE. For single sim GSM router, the main models are H685, H685m. Model Sim Slot Quantity Module Quantity Ethernet Port Others H685 1 1 WAN RJ45 * 1 LAN RJ45 * 1 With serial port and DIO port for option H685m 1 1 WAN RJ45 * 1 LAN...

Lundi 03 juin 2019

Features of JH-908 ITE Mini Digital Hearing Aid Hearing Amplifier 1. Hot-selling worldwide for this item and well known; 2. Merely the smallest CIC model in this price level, comfortable in the ear; 3. Suitable for patients of all ages 4. Good and steady sound performance, balanced...

Jeudi 30 mai 2019

- Spectrophotometer Color Tester XZB-C280 - - Spectral Colorimeter XZB-C280 - Spectral colorimeter is the colorimeter which adopts the theory of spectrophotometer. It is widely used for plastic, printing, paint, ink, textile, dyeing and other industries for color management. It...

Jeudi 30 mai 2019

- Spectrophotometer Colorimeter XZB-C580 - - Spectrophotometer XZB-C580 - - - - 1. Brief Introduction - - 1).Our device adopts internationally agreed observe condition D/8 - (Diffused lighting, 8 degrees observe angle) and SCI(specular reflection included)/SCE(specular reflection excluded)...

Jeudi 30 mai 2019

- Benchtop Spectrophotometer Colorimeter XZB-CS800​ - - Tabletop Spectrophotometer XZB-CS800 - XZB-CS800 is a highly performance spectrophotometer with top-port test caliber. The instrument adopts the geometric conditions of D/8 lighting and observation of CIE recommendations,...

Vendredi 29 mars 2019

Metal Bellow seals are ideal for high temperature applications and harsh chemical services where elastomers cannot be used effectively. This seal type incorporates metal bellows as a spring-loading mechanism to maintain face contact when the seal is not pressurized and eliminates...

Vendredi 29 mars 2019

Cartridge mechanical seal is the rotary ring, stationary ring, spring, auxiliary seal, bushings, glands, Gasket and static seal, total 7 components together into a collection. Therefore, the installation of the machine is more convenient, faster, reliable, welcomed by users all over the world...

Vendredi 22 mars 2019

No matter in a range of sizes or in brightness levels, LCD video wall is available. And the broad selection of premium features can be offered by this LCD screen video wall Features of 46inch 1.7mm LCD Video Wall. In order to meet your requirements, no matter which one you choose...

Dimanche 16 décembre 2018

The SC series impact crusher adopts the inter particle crushing principle. During the natural falling process, the materials collide with the materials accelerated by the impeller under the action of high-speed centrifugal force, resulting in high-speed impact and high-density pulverization...

Jeudi 23 août 2018

The drone battery is the part of the drone power system that stores and releases energy. Most power batteries used by drones are lithium polymer batteries. Compared to other batteries, lithium polymer batteries have a higher energy density and good discharge characteristics. Lithium...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-909 Rechargeable ITE Hearing Aid Hearing Amplifier - Highest sound pressure level for input SSPL 90dB 126 ± 3dB Equivalent input noise level: ≤32dB Max. Output sound level gain: 35±5dB Reference Test Gain: 30±5dB Average Saturation Output(HF-Average SSPL 90)...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤20dB Sound Gain 40±5dB Battery size 3.7V 30mAh Built-in lithium batter Total Harmonic Wave Distortion 500Hz <= 3.1%</td> Working current ≤2...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-351O BTE FM Open Fit Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤32dB Sound Gain 36±5dB Battery size 3.7V 30mAh Built-in lithium battery Total Harmonic Wave Distortion 500Hz <= 3.1%</span> Working current...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-351 BTE FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB Battery size Built-in lithium battery Total Harmonic Wave Distortion 500Hz <= 3%</td> Battery capacity/Mah / 800Hz <= 5%...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-301R BTE FM Balanced Armature Loudspeaker RIC Open Fit Hearing Aid / Hearing Amplifier - Max Sound Output 120±5dB Sound Gain ≥40 dB Total Harmonic Wave Distortion ≤10% Frequency Range 250-5000Hz Input Noise ≤32dB Voltage D.C. 1.5V Current ≤3...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-D04 BTE FM Balanced Armature Loudspeaker Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Voltage 1.5V Sound Gain 35±5dB Battery Type LR754 Total Harmonic ≤10% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier - Max Sound Output 130±3dB Sound Gain 40±5dB Total Harmonic Wave Distortion 500HZ<3%<br /> 800HZ<5%<br /> 1600HZ<1%</td> Operation Current/mA...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-180 BTE BTE Ear Hook Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥40dB Battery size LR754 Total Harmonic ≤6% Battery capacity/Mah 68 Wave Distortion Operation Current ≤4mA Operation current/mA 2.9 Frequency...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-168 BTE Balanced Armature Loudspeaker Ear Hook Hearing Aid Hearing Amplifier - Material ABS Color Beige Max Sound Output 131±3dB Sound Gain ≥40dB Frequency Range 300-5000Hz Input Noise ≤30dB Battery AG5/LR754 Hearing loss Slight, Moderate Type...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-908 ITE Mini Digital Hearing Aid Hearing Amplifier - Color Beige/optional colors Frequency range 800-5000Hz Total harmonic wave distortion 500Hz≤0%, 70dB 800Hz≤1%, 70dB 1600Hz≤0.2%, 65dB OSPL90 Max at 1900Hz, 124.4dB HFA/AVG/114.4dB FOG50 Max at 1500Hz/51...

Samedi 04 août 2018

Quantité : 100 - Prix : USD2000-5000

- Performance characteristics of low temperature test chamber： - 1. In the refrigeration system, the condensation adopts air cooling mode, which has a wide temperature control range, which can meet the user's various needs. 2. With a unique balanced temperature control method, with...

Samedi 14 juillet 2018

Prix : to be discussed

Along with the development of automobile industry, the auto parts industry in China is also developing rapidly, and the parts production materials also show diversified characteristics. For rubber materials, except for tires, 200 to 300 kinds of rubber accessories can be used on a car...

Samedi 14 juillet 2018

Quantité : 10000 - Prix : to be discussed

Along with the development of automobile industry, the auto parts industry in China is also developing rapidly, and the parts production materials also show diversified characteristics. For rubber materials, except for tires, 200 to 300 kinds of rubber accessories can be used on a car...

Vendredi 06 juillet 2018

Quantité : 1piece - Prix : USD1400

1.Description of floating ball pneumatic dead weight pressure gauge tester: Floating ball type pressure meter with compressed air or nitrogen gas as the pressure source, is a Aerodynamic load pressure meter that with precision float ball in pressure area of lower sphere working state...

Samedi 30 juin 2018

5 - Wing PDC Bits for Oil / Water / Gas Well *Optimized bit profile,suitable for drilling medium soft to medium homogeneous formations. *Evolute cutter placement,asymmetrical blade design ang balanced bit load so that bit whirl is prevented. *Composite gage protection and low torque...

Samedi 30 juin 2018

PDC cutters different features are selected and bit profile design is optimized to suit different drilling applications in different formations to satisfy different requirements when drilling soft to medium hard formations without sulfureted hydrogen well section. Cutting structure...