⚙ Product Features
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To retract the piston starting rod, only slightly loosen the return valve rod counterclockwise, and the piston starting rod gradually retracts under the action of the spring.
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Selection should be based on outside diameter, pull distance, and load force of the object. Avoid overloading to prevent damage.
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Compatible with (GB443-84) N15 mechanical oil at -5 to 45ºC and (GB442-64) synthetic spindle oil at -20 to 5ºC.
❓ Frequently Asked Questions
1. What is the maximum pull capacity of this tool?
The HFYL-5T model has a maximum output capacity of 5 tons, making it suitable for a wide range of industrial and construction tasks.
2. How do I retract the piston after use?
Simply loosen the return valve rod slightly in a counterclockwise direction. The piston starting rod will gradually retract automatically under the force of the internal spring.
3. What kind of oil should be used with this hydraulic puller?
For temperatures between -5ºC and 45ºC, use N15 mechanical oil (GB443-84). For colder environments (-20ºC to 5ºC), synthetic spindle oil (GB442-64) is recommended.
4. Can this puller be used for heavy-duty industrial applications?
Yes, it is designed as a durable industrial tool with a 3-arm claw wheel function, ideal for removing bearings, gears, and pulleys in construction and manufacturing settings.
5. Does the package include options for custom branding?
Yes, we support OEM packaging and custom logo requests to meet specific business requirements.
6. What is the typical lead time for a large order?
For orders up to 1000 pieces, the standard lead time is approximately 20 days. Orders exceeding 1000 pieces are subject to negotiation.
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