显示标签为“soldering”的博文。显示所有博文
显示标签为“soldering”的博文。显示所有博文

2024年4月2日星期二

induction soldering copper tubing to brass valves

High frequency induction soldering copper tubing to brass valves

Objective: Test: Induction Soldering copper tubing to brass valves Industry: HVAC Materials: Copper and brass pipes
Equipment: DW-HF-25kw induction heating machine Power: 16 kW Temperature932oF (500oC) Time: 20 seconds Coil: Coated custom-made coil.
The Process:
This application request was brought to HLQ Induction Heating Power’s attention by a HVAC company. Their goal was to eliminate their current use of the torch method, as well as remove defects and improve the safety for operators. To start the test, our applications engineer assembled the setup of copper tubing and brass valves. After applying flux to each joint the engineer heated them for 20 seconds. Solder was manually applied after the joints reached 932oF (500C), and created an even solder around the joints.  The use of induction heating was successful in this HVAC application.
https://dw-inductionheater.com/induction-soldering-copper-tubing-to-brass-valves.html?feed_id=239798&_unique_id=660ce5349a514

Induction Soldering Brass Corner Joint

Hig Frequency Induction Soldering Brass Corner Joint

Objective Successfully solder two 45° brass corner joints. Equipment: DW-UHF-10kw induction soldering heater Materials StayBrite #8 silver solder supplied by customer Bridgit solder flux supplied by customer Brass corner joint Pancake coil Key Parameters Power: 5.5 kW Temperature: Approximately 550° F (288° C) Time: 20 sec
Process:
  1. Flux is applied at all joints.
  2. The assembly is positioned into for heating
  3. Induction heating is applied for 15 sec
  4. The brazing rod is applied to the joint
Results/Benefits:
  1. Since the brazing alloy is manually fed, the coil is placed under the joint, facing the visible side of the frame. The visible side of the joint is laying on a flat wooden surface, which does not allow the brazing alloy to leak and spill. This keeps the visible surface nice and clean, while the seam is internally brazed.
  2. If solder paste is used, then the coil can be placed on top of the joint. If special dual coil is used, then both joints (top and bottom) can be done with one shot.
  3. No frame flipping is needed in this case. See the video and zoom the pictures attached for more details.
  4. No special cleaning is needed on either side of the joint. The samples on the pictures have been paper towel wiped only.
https://dw-inductionheater.com/induction-soldering-brass-corner-joint.html?feed_id=239730&_unique_id=660c2e3872b24

2024年4月1日星期一

Induction Soldering Copper Pipes to PCB Board

Objective: Test –Induction Soldering Copper Pipes to PCB Board Industry: Medical & Dental Materials: Flat copper pipes, PCB board Alloy: Low-temperature solder paste
Equipment: DW-UHF-6KW-I Handheld Induction Heater portable induction heating units Power: 1.88 kW Time: 15 secs. Coil: Coated custom-made coil. The Process: HLQ was contacted by a leading manufacturer of clinical diagnostic equipment who is striving to drive innovation in the Magnetic Resonance Imaging (MRI) technology. The flat pipes, featured in this heating application, are used to transfer heat with minimal temperature difference or spread the heat across a surface. Our induction heating solution helped the client to cut manufacturing time which previously took 1 hour to produce 16 soldered copper heat pipes. The DW-UHF-6KW-I handheld induction heating power supply along with a heat station successfully performed the soldering process in approximately 15 seconds. We also used one of our custom-made induction coils with cement coasting to ensure that the coil will not suffer mechanical damage. To perform the test, we positioned the induction soldering copper pipes onto two flat pads containing low-temperature solder paste. Induction heating ensures complete repeatability. There is a significant reduction in cycle time and increased efficiency as now multiple parts can be soldered simultaneously.
https://dw-inductionheater.com/induction-soldering-copper-pipes-to-pcb-board.html?feed_id=239594&_unique_id=660ac11a870da

2024年3月9日星期六

High frequency Induction Soldering Brass Tubes

Objective To simultaneously high frequency Induction Soldering Brass Tubessolder to a brass water jacket assembly with induction heating. Equipment DW-HF-15KW Induction Heating Machine induction heating machine Key Parameters Power: 5 kW Temperature: 424°F (217°C) Time: 10 seconds until the alloy flows; 15 seconds to allow alloy to even out around the tube.
TEST 1
Materials • Brass water jacket assembly • Lead-free solder alloy • Utility paste soldering flux
TEST 2
Materials • Brass water jacket assembly • Lead-free solder alloy • Utility paste soldering flux
Results: Brass inlet/outlet tubes were successfully brazed to the brass assembly with induction heating. The piece needs to be positioned so that the tube is close to the end of the coil. The solder joint on the thin wall of the assembly will reach soldering temperature in 10 seconds. The second solder joint will reach soldering temperature an average of 10 seconds later (15 seconds total). An additional 5 seconds of heating might be necessary to allow the solder to flow evenly around the tubes to improve final quality and appearance.
[wpforms id="3947"] https://dw-inductionheater.com/high-frequency-induction-soldering-brass-tubes.html?feed_id=235957&_unique_id=65ecc2a89608e

2024年2月28日星期三

Induction Soldering Copper Cables to Copper Pins

Induction Soldering Copper Cables to Copper Pins

  Objective: The objective of this induction heating application is to solder cables to copper pins for harness manufacturing. The customer is a manufacturer of mission-critical test systems for the Aerospace Industry. The goal is to reduce soldering time from 10 minutes by hand to less than 1 minute with the help of an induction heating system and increase solder quality and repeatability. Equipment: HLQ has a line of induction soldering equipment, typically used in a similar application – DW-UHF series, high frequency induction heating systems for induction soldering and brazing of small components and parts. Process: The customer provided a large cable with 0.2”(5.08 cm) OD and a pin 1”(2.5 cm) long, 0.178” (0.44 cm) OD, a cable receiver 0.2” (5.08 cm) long, 0.169” (0.42 cm) ID, 0.19” OD and a small cable with 0.09” (0.22 cm) OD, as well as, a small pin 0.114”( 0.28 cm) OD and a cable receiver 0.16”( 0.40 cm) long, 0.07”( 0.17 cm) ID. 0.129” (0.32 cm) OD. Induction Soldering paste was applied inside the cable receiver on the pin and to the stripped end of the cable. The pin was then placed in its holder. The induction heating coil entirely covered the cable receiver. Induction soldering with the DW-UHF-6KW-I handheld induction brazing system was completed in 2 seconds at 60% power to a temperature of ~600°F (315°C). Industry: Aerospace & Defense https://dw-inductionheater.com/induction-soldering-copper-cables-to-copper-pins.html?feed_id=235292&_unique_id=65dfe818e45f5

2023年9月25日星期一

induction soldering copper tubing to brass valves

High frequency induction soldering copper tubing to brass valves

Objective: Test: Induction Soldering copper tubing to brass valves Industry: HVAC Materials: Copper and brass pipes
Equipment: DW-HF-25kw induction heating machine Power: 16 kW Temperature932oF (500oC) Time: 20 seconds Coil: Coated custom-made coil.
The Process:
This application request was brought to HLQ Induction Heating Power’s attention by a HVAC company. Their goal was to eliminate their current use of the torch method, as well as remove defects and improve the safety for operators. To start the test, our applications engineer assembled the setup of copper tubing and brass valves. After applying flux to each joint the engineer heated them for 20 seconds. Solder was manually applied after the joints reached 932oF (500C), and created an even solder around the joints.  The use of induction heating was successful in this HVAC application.

2023年8月11日星期五

induction soldering copper tubing to brass valves

High frequency induction soldering copper tubing to brass valves

Objective: Test: Induction Soldering copper tubing to brass valves Industry: HVAC Materials: Copper and brass pipes
Equipment: DW-HF-25kw induction heating machine Power: 16 kW Temperature932oF (500oC) Time: 20 seconds Coil: Coated custom-made coil.
The Process:
This application request was brought to HLQ Induction Heating Power’s attention by a HVAC company. Their goal was to eliminate their current use of the torch method, as well as remove defects and improve the safety for operators. To start the test, our applications engineer assembled the setup of copper tubing and brass valves. After applying flux to each joint the engineer heated them for 20 seconds. Solder was manually applied after the joints reached 932oF (500C), and created an even solder around the joints.  The use of induction heating was successful in this HVAC application.
https://dw-inductionheater.com/induction-soldering-copper-tubing-to-brass-valves.html?feed_id=222736&_unique_id=64d639de7c3cb

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HLQ induction heating machine manufacturer provides the service of induction brazing,melting,hot forming,hardening surface,annealing,shrink fitting,PWHT,etc.