Kunshan Meiyaxing Hardware Machinery Co., Ltd. is a direct branch of Hong Kong Meiya International Trading Company in China. It has its own tool brand: MANF, engaged in CNC tool sales and operation services. Provide tungsten steel milling cutters, milling inserts, turning inserts, grooving and cutting inserts, drilling and boring inserts, multi-functional inserts, thread inserts and other indexable inserts and their matching tool holders and cutter discs. And reached long-term strategic cooperation with many well-known production factories. The two sides jointly developed, designed, and produced teams, advanced equipment, and continuously innovative technical strengths. They are committed to mutual cooperation, guided by technical services, and formed a form of mutual reliance in the industrial chain to solve various processing problems for processing and manufacturing companies.
In the field of thread processing, spiral taps, with their unique design (the blade groove is spiral), perfectly solve the pain points of deep hole tapping and chip removal difficulties, and become a powerful tool to improve efficiency, ensure quality, and reduce costs. Its core advantages and wide application scenarios are worth in-depth discussion:
1. Deep hole tapping (blind hole & through hole):
Core application areas. Such as thread processing in scenarios such as hydraulic valve blocks, engine cylinder blocks/cylinder heads, mold cooling water channels, deep hole fastener installation, etc.
2. Processing of long chip materials:
Tough materials: Stainless steel (304, 316, etc.), low carbon steel, alloy steel, titanium alloy, aluminum and aluminum alloy (especially soft state), copper alloy, etc. The chips produced by these materials are long and continuous, and are very easy to entangle and clog. Spiral taps are an ideal choice.
3. High precision and high surface quality requirements:
Medical device parts, precision instruments and meters, aerospace components, high-end hydraulic components, etc. have extremely high requirements for thread quality and reliability.
4. Automated production (CNC machine tools, machining centers):
Suitable for unattended or long-term continuous processing. Stable chip removal performance reduces the need for manual intervention and shutdown inspection, and improves equipment utilization.
5. Blind hole tapping (pay attention to the bottom allowance):
Although the chip removal direction is forward, when processing blind holes, it is still necessary to reserve enough chip removal space at the bottom of the hole (usually greater than 1-2 pitch depths) and select a suitable helix angle (usually small, such as 30°-45°) to ensure that the chips can be discharged smoothly without accumulating at the bottom of the hole. Spiral taps with large helix angles (such as 45°) are more suitable for through holes.
Selection and use points
* Helix angle selection:
Large helix angle (about 45°): The strongest chip removal ability, most suitable for through holes and long-chip materials that are extremely difficult to remove chips.
Small helix angle (about 30°): Taking into account chip removal and a certain degree of cutting rigidity, it is more suitable for blind holes (chip removal space needs to be reserved) or occasions with slightly higher tap strength requirements.
Cooling and lubrication: Adequate and suitable cutting fluid/oil is essential, which can further improve chip removal, lubrication and cooling, and extend tool life.
Speed and feed: Usually a slightly higher speed and feed can be used than straight groove taps, but it is necessary to refer to the specific material and tap manufacturer's recommended parameters.
Bottom hole reservation: When tapping blind holes, be sure to ensure that there is enough space at the bottom of the hole to accommodate the chips.
The spiral tap is a revolutionary solution for deep hole tapping and processing long-chip materials. It completely solves the stubborn problem of chip blockage through an efficient forward chip removal mechanism, bringing about a comprehensive improvement in processing efficiency, thread quality, tool life and operational safety. When faced with deep holes, difficult-to-process materials or high-precision requirements, choosing a suitable spiral tap is undoubtedly a key step in achieving efficient, reliable and high-quality thread processing. Incorporating it into your tool library will make it easier to overcome thread processing problems.
If you have any questions about MANF brand tools, please call us for consultation or negotiation"
Contact us:Company name:Kunshan Meiyaxing Hardware Machinery Co., Ltd;Tel:8618962438699;Address: Room 3003, Building 3, Zhengtailong, No. 1288 Chengbei Middle Road, Kunshan City, Jiangsu Province, China;Email:myxcuttingtools@gmail.com;Website: https://www.myxcuttingtools.com
Jun 19, 2025
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