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SK Collet Chuck Tool Holder, DIN6499 collet clamping tool holder of various sizes , high speed and high precision machining .Mechanical spindle and cutting tools and other accessories.High Precision SK shank Tool Holder ,balanced G6.3 or G2.5 For choose.SK Tool Holders for mechanical spindle and cutting tool and other accessory tool connection. Is a simple, popular spindle shank connection standard, mainly SK30 SK40 SK50... Etc.. Mold industry, and high-speed engraving machine, used more.
Sk Tool Holder Specifications
I -Spring Tool Holder Material:
High quality carburizing alloy steel;
Central tensile strength 1000N/mm2 Min.;
Surface hardness HRC 60+/-2(HV 700+/-50);
Hardness penetration 0.8+/-0.2mm;
II - Sk Collet Chuck Tolerance Criteria
Dynamic balance(default): G6.3 12,000 rpm;
Dynamic balance(customized): G2.5 25,000 rpm;
Run-out tolerance: 0.003mm Max.
Cone angle tolerance: AT3
Cone surface roughness: Ra 0.005 Max.
Modle
No.
L
L1
D
d1
d2
d3
T
KGS
SK30-ER11M-70
117.8
70
50
16
11
15
M6*1P
0.5
SK30-ER11M-100
147.8
100
50
16
11
15
M6*1P
0.6
SK30-ER11M-120
167.8
120
50
16
11
15
M6*1P
0.7
SK30-ER16M-70
117.8
70
50
22
16
21
M12*1.75P
0.55
SK30-ER16M-100
147.8
100
50
22
16
21
M12*1.75P
0.65
SK30-ER16M-120
167.8
120
50
22
16
21
M12*1.75P
0.75
SK30-ER20M-100
147.8
100
50
28
20
27
M12*1.75P
0.7
SK30-ER20M-120
167.8
120
50
28
20
27
M12*1.75P
0.8
SK30-ER20M-150
197.8
150
50
28
20
27
M12*1.75P
1
SK40-ER11M-70
138.4
70
63.55
16
11
15
M6*1P
1.1
SK40-ER11M-100
168.4
100
63.55
16
11
15
M6*1P
1.2
SK40-ER11M-125
193.4
125
63.55
16
11
15
M6*1P
1.1
SK40-ER11M-150
218.4
150
63.55
16
11
15
M6*1P
1.5
SK40-ER16M-70
138.4
70
63.55
22
16
21
M12*1.75P
1.2
SK40-ER16M-100
168.4
100
63.55
22
16
21
M12*1.75P
1.3
SK40-ER16M-125
193.4
125
63.55
22
16
21
M12*1.75P
1.5
SK40-ER16M-150
218.4
150
63.55
22
16
21
M12*1.75P
1.6
SK40-ER20M-70
138.4
70
63.55
28
20
27
M12*1.75P
1.2
SK40-ER20M-100
168.4
100
63.55
28
20
27
M12*1.75P
1.55
SK40-ER20M-125
193.4
125
63.55
28
20
27
M12*1.75P
1.7
SK40-ER20M-150
218.4
150
63.55
28
20
27
M12*1.75P
1.8
SK50-ER11M-70
171.75
70
97.5
16
11
15
M6*1P
3.8
SK50-ER11M-90
191.75
90
97.5
16
11
15
M6*1P
3.9
SK50-ER11M-105
206.75
105
97.5
16
11
15
M6*1P
4
SK50-ER11M-135
236.75
135
97.5
16
11
15
M6*1P
4.1
SK50-ER11M-165
266.75
165
97.5
16
11
15
M6*1P
4.2
SK50-ER16M-70
171.75
70
97.5
22
16
21
M12*1.75P
3.9
SK50-ER16M-90
191.75
90
97.5
22
16
21
M12*1.75P
4
SK50-ER16M-105
206.75
105
97.5
22
16
21
M12*1.75P
4.1
SK50-ER16M-135
276.75
135
97.5
22
16
21
M12*1.75P
4.2
SK50-ER16M-165
266.75
165
97.5
22
16
21
M12*1.75P
4.3
SK50-ER20M-90
191.75
90
97.5
28
20
27
M12*1.75P
4.1
SK50-ER20M-105
206.75
105
97.5
28
20
27
M12*1.75P
4.2
SK50-ER20M-135
236.75
135
97.5
28
20
27
M12*1.75P
4.4
SK50-ER20M-165
266.7
165
97.5
28
20
27
M12*1.75P
4.6
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Main Product:
COLLET CHUCK,
TOOL HOLDER,
ER COLLET ,
ER SPANNER,
DRILL CHUCK,
LIVE CENTER
