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PTC heating sheet use note
Haining Yongli Electronic Ceramics Co., Ltd. is a high-tech enterprise specialized in the research, development and production of positive temperature coefficient (PTC) thermistors. The company has mo
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2018
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04
Advantages of ceramic heating sheets
Advantages of ceramic heating sheets: 1. Simple structure; 2. Rapid temperature rise and fast temperature compensation; 3. High power density; 4, the heating temperature is high, up to 500 ° C or more; 5, high thermal efficiency, uniform heating, energy saving; 6, no open fire, safe to use; 7, long life, power loss reduction; 8. The heating element is insulated from the air, and the components are resistant to acid and alkali and other corrosive substances; Fourth, the main raw materials: 1. Substrate: white multi-layer alumina ceramic with а-Al2O3 content of not less than 95% 2. Lead wire: Nickel wire with Ф0.48mm is used. 3, casing, adhesive tape: Teflon, high temperature adhesive tape 4, resistance: high temperature materials such as tungsten Five, the main performance: 1, electrical performance Insulation resistance: R≥5×108Ω [500VDC] Rated applied voltage: 220VAC/110VAC Resistance: R + 10% (23 + 1 ° C) or according to user contract requirements. 2, aging test: apply 110% of the rated voltage, a diode in series, on and off for 3 minutes for a cycle, a total of 2 cycles without abnormalities. 3, voltage boost test: add 130VAC, 250VAC voltage, a diode in series, the heating sheet is energized for 10 seconds under each voltage, no abnormality. [Applicable to 230VAC heating sheet] 4, thermal test: under normal voltage, the heating substrate is evenly heated, no abnormalities. 5, physical properties Body density ≥ 3.6g/cm3 Bending strength ≥ 260MPa 6. Lead tension: the axial direction is not less than 5Kgf, and the angle between the axis and the axis is not less than 3Kgf. 7, temperature performance: Operating temperature 100 ~ 230 ° C: The highest temperature can reach 500 ~ 700 ° C. 8, heating efficiency: up to 30 seconds to reach the working temperature. 9. Reliability: 30 minutes after installation, 30 minutes for a cycle, no abnormality after 1000 cycles. Exterior: The appearance is free from mechanical damage burrs, cracks, rust, and pollution, and the warpage is not more than 0.005 mm/mm.
Haining Yongli Electronic Ceramics Co., Ltd.
Haining Yongli Electronic Ceramics Co., Ltd. is a high-tech enterprise specialized in the research, development and production of positive temperature coefficient (PTC) thermistors.
PTC heating sheet use note: 1) PTC heating sheet has the characteristics of automatic constant temperature, no need for temperature control system, the PTC heating sheet can be directly powered.
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2022
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Advantages of ceramic heating sheets:
Haining Yongli Electronic Ceramics Co., Ltd. is a high-tech enterprise specialized in the research, development and production of positive temperature coefficient (PTC) thermistors. The company has more than 44,000 square meters of modern standard factory buildings, a full set of automated production equipment. Perfect special testing instruments and standardized testing methods are the guarantee for the stable quality of our products.