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A transducer is a device that converts electrical energy and acoustic energy into each other. Used in echo sounders, Doppler logs, and acoustic related taxis. A device that converts electrical energy into acoustic energy is called a transmitting transducer; it is a receiving transducer that converts acoustic energy into electrical energy. Transmit and receive transducers are usually used separately, but one can be shared. The main performance indicators of the transducer are: operating frequency, bandwidth, electro-acoustic frequency, impedance at resonant frequency, directivity (transmitting beamwidth) and sensitivity. Depending on the physical characteristics and materials used, transducers can be divided into two categories: magnetostrictive transducers and electrostrictive transducers. The former applies the magnetostrictive effect of ferromagnetic materials, often made of nickel or nickel-iron alloy; the latter uses electrostrictive and piezoelectric effects, often made of dielectric materials such as barium titanate ceramics and lead titanate ceramics. . The transducer is mounted to the bottom of the ship and its directivity can be characterized by beamwidth or semi-diffusion angle.
Ultrasonic transducers are used in conjunction with ultrasonic plastic welding machines to weld plastic products. Ultrasonic plastic welding machines have different welding sizes due to different use occasions and welding materials, and their specifications are also various. Its output power is from manual welding. Tool heads are available with and without amplitude amplification. Plastic welding machine acoustic system tool heads are usually made of aluminum alloy, and the end surface is plated with cemented carbide. Titanium alloy materials can also be used when the power is high. As a result, the fatigue strength of the material is more than twice that of aluminum alloy.
Technical features:
The piezoelectric ceramic chip adopts original imported parts to ensure strong and stable ultrasonic power output;
High efficiency: high mechanical quality factor, working at the resonance frequency point can obtain extremely high electro-acoustic conversion efficiency;
Large amplitude: The structure optimized by computer has high vibration speed ratio and large amplitude of the front cover;
High power: under the action of the prestressed screw, the energy of piezoelectric ceramics can be exerted to the greatest extent;
Good heat resistance: low resonance impedance, low heat generation, and wide operating temperature range.
| Ultrasonic welding Transducer Specification List | |||||||||
| (External sizes) | (Electeomachanical characteristic) | ||||||||
Specification | Connect Screw | Ceramic diameter (mm) | Quantity of Ceramics (pcs) | Resonance Frequency (KHZ) | Resistance (Ω) | Yellow Ceramic | Black Ceramic | Input Power | Max Displacement (um) |
| PLS-6015-4C-Si | M16*1.0 | 60 | 4 | 15 | 15 | 9500-10000 | 12000-12500 | 2200 | 11 |
| PLS-6015-4C-Tr | M16*1.0 | 60 | 8 | 15 | 15 | 19500-20000 | 4200 | 11 | |
| PLS-6015-4C-Qu | M16*1.0 | 38 | 12 | 15 | 15 | 22500-23000 | 27500-28000 | 3200 | 11 |
| PLS-6015-6C-Si | M16*1.0 | 60 | 6 | 15 | 15 | 18500-20500 | 2600 | 11 | |
| PLS-5020-4C-Si | BS3/8 | 50 | 4 | 20 | 15 | 11500-12000 | 13500-14000 | 1500 | 8 |
| PLS-5020-4C-Si | BS3/8 | 50 | 4 | 20 | 15 | 19000-21000 | 2000 | 8 | |
| PLS-5020-4C-Tr | M16*1.0 | 50 | 6 | 20 | 15 | 23000-24000 | 3200 | 8 | |
| PLS-5020-4C-Tr | M16*1.0 | 38 | 6 | 20 | 15 | 17500-18000 | 3200 | 8 | |
| PLS-3828-4C-Si | BS3/8 | 38 | 4 | 28 | 15 | 8000-8500 | 1000 | 5 | |
| PLS-3035-4C-Si | M8.1.25 | 30 | 4 | 35 | 15 | 5200-5600 | 800 | 4 | |
| PLS-3040-4C-Si | M10*1.5 | 30 | 4 | 40 | 15 | 5200-5600 | 800 | 2 | |

1,
Q: How to ship your products to us?
A: You are always advised the customers to choose FedEx DHL UPS TNT if your order is not so large; if your order is large, by air or by sea maybe can save a lot of shipping cost. And the shipping cost depending on the total weight of your order.
2,
Q: How about the quality?
A: In order to get a reliable quality products, please tell and list all your product quality requirements and standard your
market requested before we produce the samples for you. Usually the sample quality is agreed by both of us. So-me items have CE, FCC and RoHs Approval, but not all. Tell us if you need a special approval in your market. We prefer to supply a reliable quality products to our customers and do not compete by a lower price immolating the quality.
3.
Q: How to place an order?
A: Please send us your purchase order by email or fax. Or you can ask us to send you a Proforma invoice for your order.
We need to know the following information for your order:
A. Shipping information-company name, street address, phone number, fax number, destination airport or sea port, transportation method (by courier, by air or by ocean container)
B, Product information-model numbers, quantity, unit price
C. Delivery time required
D. Freight payment (by collect or prepay)
E. Forwarder’s contact details if there’s any in China or Hong Kong.
4.
Q: What’s your usual payment term for orders?
A: We accept terms of Bank, T/T, West union payment or Paypal.
5.
Q: How about the delivery time?
A: Usually 7-14days for a trial order or small order.
25-30days for a large order or container order. We will specify a delivery time before you order. If we meet difficulties during production and could not ship to them in time, we will inform you in advance and tell you the causes.
6.
Q: What’s the warranty of your products and how about the after-sale service?
A: From 6 months to 2 years, depending on the products.We will tell you a specific warranty when you order from us.The warranty period is valid from shipment date or B/L date. Tell us by e-mail or telephone or fax in time any questions or
difficulties for help if you sale.
7.
Q: Do you accept OEM and print our logo or company name on these package box we order from you?
A: Yes, OEM and ODM is welcome. But sometimes we will set a MOQ for OEM order.
8,
Q: May I only buy a few pieces of your products or several samples to test?
A: Yes, you are also welcome! Usually we do not limit a MOQ for testing, just decide the QTY by yourself and your sales.
9,
Q: How much the courier freight will be for the samples?
A: Courier freight depends on the quantity, weight and carton size and your area., please call your local DHL, Fedex, UPS or TNT and ask a price.If you buy some samples, usually we will offer you a CIF price.
10.
Q: How can I get your price list and Catalogues?
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