Shanghai Tankii Alloy Material Co.,Ltd
| Supply Ability | 1000kg/month |
| surface | Bright |
| Payment Terms | T/T,Western Union |
| shape | round wire, flat wire |
| diameter | 0.025-5.0mm |
| Delivery Time | 10-15days |
| Resistivity | 0.13-0.60 |
| Material | Nickel Iron alloy wire |
| sample | accepted sample order |
| Packaging Details | case |
| Model Number | NF20 |
| Certification | ISO9001 |
| Brand Name | Tankii |
| Place of Origin | China |
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Product Specification
| Supply Ability | 1000kg/month | surface | Bright |
| Payment Terms | T/T,Western Union | shape | round wire, flat wire |
| diameter | 0.025-5.0mm | Delivery Time | 10-15days |
| Resistivity | 0.13-0.60 | Material | Nickel Iron alloy wire |
| sample | accepted sample order | Packaging Details | case |
| Model Number | NF20 | Certification | ISO9001 |
| Brand Name | Tankii | Place of Origin | China |
| High Light | NF20 PTC thermistor alloy wires ，Nickel iron NIFE resistance wires ，PTC 4500 thermistor resistance wire | ||
Tinned Tinplated NF20 PTC Thermistor Nickel Iron NIFE resistance Alloy Wires PTC 4500
PTC Alloy wire has medium resistivity and high positive temperature coefficient of resistance. It is widely used in various heaters. It can automatically control temperature and adjust power by keeping constant current and limiting current.
| Temp. Coeff. Of Resistance: TCR:0-100ºC ≥(3000-5000)X10-6/ºC |
| Resistivity: 0-100ºC 0.20-0.38μΩ.m |
Chemical composition
|
Name |
Code |
Main Composition (%) |
Standard |
||||
|
Fe |
S |
Ni |
C |
P |
|||
|
Temperature Sensitive Resistance alloy wire |
PTC |
Bal. |
<0.01 |
77~82 |
<0.05 |
<0.01 |
JB/T12515-2015 |
Note: we also offer special alloy for special needs under the contract
Properties
|
Name |
Type |
(0-100ºC) (μΩ.m) |
(0-100ºC) (αX10-6/ºC) |
(%) |
(N/mm2) Tensile Strength |
Standard |
|||
|
Temperature Sensitive Resistance alloy wire |
PTC |
0.20-0.38 |
≥3000-5000 |
≥390 |
GB/T6145-2010 |
||||
PTC thermistor alloy wire finds application in various fields due to its unique characteristics. Here are some common applications of PTC thermistors:
Overcurrent protection: PTC thermistors are widely used in electrical circuits for overcurrent protection. When a high current flows through the PTC thermistor, its temperature increases, causing the resistance to rise rapidly. This increase in resistance limits the current flow, protecting the circuit from damage due to excessive current.
Temperature sensing and control: PTC thermistors are used as temperature sensors in applications such as thermostats, HVAC systems, and temperature monitoring devices. The resistance of the PTC thermistor changes with temperature, allowing it to accurately sense and measure temperature variations.
Self-regulating heaters: PTC thermistors are employed in self-regulating heating elements. When used in heaters, the PTC thermistor's resistance increases with temperature. As the temperature rises, the resistance of the PTC thermistor also increases, leading to a decrease in power output and preventing overheating.
Motor starting and protection: PTC thermistors are utilized in motor starting circuits to limit the high inrush current during motor startup. The PTC thermistor acts as a current limiter, gradually increasing its resistance as the current flows, thereby protecting the motor from excessive current and preventing damage.
Battery pack protection: PTC thermistors are employed in battery packs to protect against overcharging and overcurrent conditions. They act as a safeguard by limiting the current flow and preventing excessive heat generation, which can damage the battery cells.
Inrush current limitation: PTC thermistors serve as inrush current limiters in power supplies and electronic devices. They help reduce the initial surge of current that occurs when a power supply is turned on, protecting the components and improving system reliability.
These are just a few examples of the applications where PTC thermistor alloy wire is used. The specific application and design considerations will determine the exact alloy composition, form factor, and operating parameters of the PTC thermistor.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1981
Total Annual:
8000000-100000000
Employee Number:
90~100
Ecer Certification：
Verified Supplier
Shanghai Tankii Alloy Material Co., Ltd.specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Manganin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribb... Shanghai Tankii Alloy Material Co., Ltd.specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Manganin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribb...
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