High Precision Fasteners 302 Self Tapping Thread Insert With Two Slots
Introduction
Self-tapping threaded sleeve braces also called self-tapping, is a new type of reinforcing the strength of the threaded fasteners, self-tapping threaded sleeve has inner and outer tooth pattern, embedded in plastic, cast iron, aluminum, copper and other soft material, can be formed relatively High-strength internal threaded holes, self-tapping screw sleeves (self-tapping braces) can also repair damaged internal threads.
Self-tapping threaded sleeve mounted without prior tapping, installation tool can be used directly screwed into specific holes in the base material reserved for the female thread teeth have been crushed and the original can be used the same screw, economic appearance, the new articles It can also increase the thread strength.
Self-tapping screw sets (self-tapping braces) are now widely used in the automotive industry, rail car industry, shipbuilding industry, household appliances, construction machinery, office machinery, electronic products, engineering plastics, high-end modular furniture, aluminum die-casting and other industries.
Self-tapping screws are generally classified iron teeth, finger F is a wood-type teeth, usually countersunk head, generally refers to a type A A dental tip end banquet i.e., B-type B generally refers teeth, i.e. flat end banquet.
Parameter
| Finish | Natural colour,Green,Red,Blue |
| Application | Light alloy, heavy industry, medical treatment, foundry industry, others |
| Brand Name | AVIC-Flight |
| Standard | KKV |
| Material | Stainless steel, Carbon steel |
| Name | Self tapping Inserts |
| Model | 302/303, 307/308 |
Application
It is widely used in aerospace components, locomotive, high-voltage electrical appliances, automotive power, wind power, nuclear power, communication and electrical industries. It is used in aluminum, magnesium, copper alloy, plastic, plexiglass, plywood, steel, cast steel and cast iron to make it more tough and firm
Installation Precautions
1, processing for different materials, sizes refer to drilling, pre-drilling. When the hardness of the corresponding material is high, please slightly increase the bottom hole in the drilling range.
2, one end of the slotted nut down, completely self-tapping threaded sleeve mounted into the tool, to be perpendicular to the contact with the workpiece. When installing (1～2 pitch), please make sure to align the bottom hole and never tilt. When you find that it is tilted, please do not reverse the tool and readjust it before use. After entering 1/3~1/2, you cannot start again. In addition, please do not rotate the tool in the opposite direction, otherwise it will cause the product to malfunction.
3. The self-tapping screw set should be at least 1mm lower than the surface of the part after matching
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