Constantly committed to product development and innovation
Provide High Precision
and High Quality Products
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Material Selection and Pretreatment
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01
Choose suitable material
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02
Raw material forging to the shape
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03
Annealing to suitable hardness that can be processed
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04
Rough Machining by lathe
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01
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Grinding and High Temperature Processing
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05
Quenching to get hardness
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06
Rough Grinding the thickness
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07
Check the hardness for the first time
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08
First Tempering to lower the hardness to suitable value
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09
Second Tempering to remove the stress in the blades
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05
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Detection and High Precision Cutting
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10
Check the Hardness For the second time
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11
Finishing Grinding the inner diameter
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12
Leveling the thickness for semi-finishing machining
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13
Semi-finishing machining the thickness
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14
Cut the Key by wire-cutting machine
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10
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Precision Testing and Packaging Delivery
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15
Finishing Grinding the thickness
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16
Finishing Grinding the outer diameter
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17
Check the blades' Accuracy
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18
Cleaning the blades
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19
Product Packaging and delivery
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15