Z3 type expansion sleeve
Features: Z3 type expansion inner and outer cone rings are tightened with hexagon socket bolts, which can transmit larger loads, and there is a disassembly threaded hole on one cone ring; Z3 type has a longer joint surface, good neutrality, and is suitable for higher rotation accuracy requirements And occasions where large loads are transmitted.
Installation reference example
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basic size
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Rated load
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Expansion sleeve and shaft
Bonding surface
pressure
Pf
N / mm2
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Expansion sets and wheels
Hub interface
Pressure on
Pf′
N / mm2
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Screw
Tighten
Moment
MA
N · m
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weight
kg
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d
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D
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L
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The 1
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L2
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d1
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n
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Axial force F1
KN
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Torque
M1
KN·m
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mm
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20
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47
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37
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31
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21.7
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M6
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4
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30
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0.30
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287
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90
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17
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0.29
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22
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47
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0.33
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260
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90
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0.27
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25
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50
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5
|
35
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0.44
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287
|
106
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0.30
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28
|
55
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0.49
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256
|
96
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0.36
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30
|
55
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0.53
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239
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96
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0.34
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35
|
60
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45
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0.81
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246
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106
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0.38
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40
|
65
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0.94
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215
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98
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0.41
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45
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75
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46
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38
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25.3
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M8
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6
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80
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1.86
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283
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134
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41
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0.70
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50
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80
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2.07
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255
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126
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0.76
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55
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85
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7
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90
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2.54
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270
|
138
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0.82
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60
|
90
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2.77
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247
|
130
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0.88
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|
65
|
95
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8
|
105
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3.58
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261
|
141
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0.94
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70
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110
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60
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50
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33.4
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M10
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7
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140
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5.10
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244
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128
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83
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2.10
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75
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115
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5.46
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228
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119
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2.20
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80
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120
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5.85
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214
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112
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2.30
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85
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125
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8
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175
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7.45
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230
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129
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2.40
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90
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130
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7.90
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217
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124
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2.60
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95
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135
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10
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205
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9.90
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257
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149
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2.70
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100
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145
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68
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58
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40.8
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220
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11.00
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192
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114
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3.70
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105
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150
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11.55
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210
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114
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3.90
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110
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155
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12.10
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175
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107
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4.00
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120
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165
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12
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260
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15.70
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192
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120
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4.30
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125
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170
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M12
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10
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320
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17.50
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189
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120
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145
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4.80
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130
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180
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20.70
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188
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120
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5.90
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140
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190
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22.50
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175
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114
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6.30
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150
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200
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77
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65
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45.4
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12
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380
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28.50
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196
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130
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6.70
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Note: The mechanical performance level of Z3 type expansion coupling set screws is 12.9.
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