AL-SP STI JIS

Spiral Fluted Taps for Aluminum Materials (for Helical Coil Wire Screw Thread Inserts)

Specification

■ This is used to cut a comparatively soft material, such as <2D aluminum, and create an internal thread for accommodating a helical coil wire screw thread insert, in order to reinforce Nitride the internal thread and increase durability. Recommended Tapping Speed depending on Materials ■Oversize taps of Ib+30 are also available to allow for shrinkage of internal threads.

BrassBrass castingsBronzeWrought aluminumAluminum alloy castingsMagnesium alloy die castingsZinc alloy castings
10黄銅2510黄銅鋳物2510青銅2510アルミ圧延材2510アルミ合金鋳物2510マグネシウム合金鋳物2510亜鉛合金鋳物25
(m/min)(m/min)( m/ min)(m/min)(m/min)( m/ min)(m/min)

TYPE:1

TYPE:2 TYPE:3

Oversize Segment:1C

SizeClassCodeChamferBasic major diaL (mm)ℓ (mm)ℓn (mm)ℓs (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTYPEMSRP
(mm)l
For Metric Threads
M3 × 0.5ⅠbSW3.0G1LEN2.5P3.650527.5172954731¥ 2,240
M3 × 0.5Ⅰb+30SW3.0G3LEN2.5P3.650527.5172954731¥ 2,240
M4 × 0.7ⅠbSW4.0I1LEN2.5P4.909601322335.54.5731¥ 2,130
M4 × 0.7Ⅰb+30SW4.0I3LEN2.5P4.909601322335.54.5731¥ 2,130
M5 × 0.8ⅠbSW5.0K1LEN2.5P6.0396215263364.5731¥ 2,040
M5 × 0.8Ⅰb+30SW5.0K3LEN2.5P6.0396215263364.5731¥ 2,040
M6 × 1ⅠbSW6.0M1LEN2.5P7.2997019-366.25832¥ 2,090
M6 × 1Ⅰb+30SW6.0M3LEN2.5P7.2997019-366.25832¥ 2,090
M8 × 1.25ⅠbSW8.0N1LEN2.5P9.6247523-3875.5832¥ 2,990
M8 × 1.25Ⅰb+30SW8.0N3LEN2.5P9.6247523-3875.5832¥ 2,990
M10 × 1.5ⅠbSW010O1LEN2.5P11.9488226-428.56.5932¥ 4,010
M10 × 1.5Ⅰb+30SW010O3LEN2.5P11.9488226-428.56.5932¥ 4,010
M10 × 1.25ⅠbSW010N1LEN2.5P11.6248226-428.56.5932¥ 4,010 ※
M12 × 1.75ⅠbSW012P1LEN2.5P14.2739526-4812.5101332¥ 5,520
M12 × 1.5ⅠbSW012O1LEN2.5P13.9488826-4510.581132¥ 5,520 ※
M12 × 1.25ⅠbSW012N1LEN2.5P13.6248826-4510.581132¥ 5,520 ※