Shandong Weiterui Industrial Technology Co. , Ltd., brand WTR.WTR's existing product range covers power frequency electromagnetic induction heaters, medium and high frequency electromagnetic induction heating equipment. It can heat any metal material workpiece and can be customized according to needs.
Why Choose Us
Quality Assurance
Since its establishment, WTR has established and improved a scientific and standardized management system to ensure that the quality management system is in line with international standards. It has passed ISO9001 quality management system certification, international CE certification, energy conservation and environmental protection system certification, and electromagnetic induction heating products have passed the national demagnetization testing certification and temperature accuracy testing certification.
R&D Team
WTR has a doctoral research and development team of more than 30 people, and the chief heater engineer has 30 years of industry experience, designing various bearing heaters with international advanced levels. WTR always adopts innovative processing technology and stands at the forefront of the industry. Combining years of industry experience, we ensure to provide customers with more advanced and high-quality products.
Product Application
The product can according to the customer's heating needs to develop professional and perfect heating schemes, widely used in new energy, wind power, cement, mining, papermaking, metallurgy, transportation and other industries, perfect realization of hot sleeve hot disassembly, special-shaped workpiece local heating, preheating before welding, hydrogen removal after welding, rapid assembly of automatic assembly line and other process requirements.
Excellent service
WTR insists on putting customers at the center, starting from their perspective, solving problems for customers as the core, providing free solutions, one-on-one services, and solving customer problems 24 hours a day.
High heating efficiency. Bearing heater according to the specifications of heating bearings can choose different power and different frequency heating equipment, than the flame baking. The heating efficiency of heating methods such as resistance wire heating and oil cooking has been improved qualitously, which greatly improves the production and maintenance efficiency, and can meet the use of assembly lines.
Energy saving and environmental protection. Bearing heater is the use of Faraday principle, is the conversion of electric energy and heat energy, the entire heating process does not produce exhaust gas and dust emissions, compared with the traditional flame baking and oil cooking heating method is more energy saving and environmental protection. In the current environment of environmental protection, electromagnetic induction heaters are the best choice to replace traditional heating installation methods.
Easy to operate. The bearing heater can be controlled by microcomputer through time and temperature to meet the heating needs of the workpiece.
Temperature control is more accurate. The bearing heater controls the temperature of the workpiece through temperature control and time. Compared with the traditional heating methods such as fire roasting and oil cooking, the temperature control is more accurate, and the bearing quenching will not be caused by high temperature and affect the service life of the bearing (note: the bearing heating temperature is generally not higher than 120℃).
Specification
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Max. bearing weight 1) |
20 kg (44 lb) |
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Min. bearing bore diameter |
20 mm (0.79 in.) |
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Max. bearing outer diameter |
320 mm (12.6 in.) |
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Max. bearing width |
85 mm (3.35 in.) |
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Performance examples |
6320: 7,1 kg (15.7 lb), 110 °C (230 °F), 5 min 20 s |
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22320 CC/W33: 12,8 kg (28.2 lb), 110 °C (230 °F), 12 min 35 s |
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Maximum power |
TWIM 15/230 V: 2,3 kVA |
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TWIM 15/110 V: 1,8 kVA |
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Voltage |
TWIM 15/230 V: 230 V, 50 Hz |
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TWIM 15/110 V: 110 V, 60 Hz |
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Max. current consumption |
TWIM 15/230 V: 10 A |
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TWIM 15/110 V: 16 A |
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Temperature control |
20-200 °C (68-392 °F) |
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Demagnetization |
the heater does not magnetize |
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Dimensions (w x d x h) |
450 x 500 x 100 mm (17.7 x 19.7 x 3.9 in.) |
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Total weight |
6,6 kg (14.6 lb) |
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1) Depending on the geometry of the bearing, maximum heating temperature and power availabil |
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Induction heaters provide a controlled heating method that enables users to set the correct temperature required to mount the bearing-preventing users from heating bearings unevenly, causing irrevocable damage. User safety is also improved by removing the need for alternative heating methods such as oil baths and open flames.
Although induction bearing heaters are often ideal for mounting many types of bearing, it is not always the best option for some bearings. For example, if your bearing has an outer diameter of 100mm or less, it is classed as a small bearing; therefore, it can be cold mounted. There can also be other limitations depending on the materials used in the bearing, such as non-metallic compounds.
Generally, a bearing should be heated to 80-90°c above the temperature of the shaft it is being mounted on. This will allow the bearing to slide onto the shaft easily, and as the temperature cools, a strong shrink connection will be made between the shaft and bearing. However, you should never heat a bearing above 125°c as this can cause the bearing harm.
Additionally, if your bearing contains any non-metallic components such as polyamide cages or rubber seals, it is not advisable to heat above 120°c. Solid oil bearings should not be heated above 80°c.

Other Services
Sample
Some Sample is Free, but the air freight is collect or you pay us the cost in advance.Some sample require payment at lowest price ,if need sample pls contact us.
MOQ
The MOQ is 1 pcs; For some products we have in stock, the MOQ is 5 pcs.
OEM
You can send your own design of product and LOGO, we can open new mold and print or emboss any LOGO for you.
Payment term
T/T 30% deposit & T/T70% before the delivery or against copy of B/L, L/C
Free test + Free Plan +365 days warranty
In order to help you use our bearing heaters easily, our company provides the following after-sales services for product maintenance.
- Product warranty (starting from the day the heater arrives at the customer) is 1 year;
- The temperature sensor is a wearing part and is not covered by the warranty.
- During the warranty period, if any machine quality problems occur under correct operation, we will provide free repair services, except for human factors. Please keep your purchase invoice (without changes) as proof of maintenance. If the warranty period is exceeded or the damage is caused by wrong human operation, maintenance fees will need to be paid.
- We will provide lifetime maintenance services for the products sold and ensure that machine parts are always provided at preferential prices.
- We can provide pre-use technical guidance and operational training videos according to customer needs, including relevant maintenance information.
Technical support methods
- Telephone technical support
- Spare parts replacement service
- One-to-one service
The warranty does not apply to the following situations
Including but not limited to problems caused by the following reasons: external force (violence), power supply, harsh environment, accident, misuse, unauthorized repair by the supplier, failure to use instructions, failure to perform necessary maintenance and use of components not provided by the supplier . If it is caused by one of the above reasons, the customer will be charged labor fees, spare parts fees and other related fees.
Certificate




FAQ
Shandong Weiterui Industrial Technology Co., Ltd. is one of the most experienced and professional manufacturers and suppliers of movable bearing heater in China, now brings you the best quality bearing heaters with discount price. Please rest assured to buy the quality and durable movable bearing heater made in China here from our factory.
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