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  • R+W miniature bellows coupling MK3
  • R+W miniature bellows coupling MK3
R+W miniature bellows coupling MK3

With tapered expansion shaft

Specification: 0.5-10Nm

Easy to install

Solved the problem of shaft diameter/aperture mismatch

Save space and cost

DetailsParameterVideo

structure:


With clamping collar on one side with screw ISO4762


One side expansion mandrel with tapered clamping element


Temperature range: -30 to +120° C


Clearance: shaft sleeve connection 0.01-0.05 mm


Service life: Operate in accordance with technical specifications, the miniature bellows coupling can be durable and maintenance-free


Material:


The bellows is made of highly elastic stainless steel


The clamping collar is made of aluminum, the expansion sleeve and the tapered part (steel)


technical parameter:


Rated torque: 0.5-10 Nm


The speed can reach 10,000 rpm.


> 10000 revolutions per minute, when using dynamic balance


Shaft diameter is 3-24 mm


D2 shaft head diameter can be provided according to customer requirements


BK7 bellows coupling is suitable for higher torque


Special solutions for miniature bellows couplings: such as other mating lengths, keyways, special materials and bellows can be provided on request in a short time.


Features of MK3 type miniature bellows coupling:


Zero backlash, torsional rigidity


With misalignment compensation function


Easy to install


Simplified structure


Save installation space and cost


Low moment of inertia


SIZE 5 10 15 20 45 100
Rated torque 0.5 1 1.5 2 4.5 10
Overall length 22/23/26 22/25/28 24/30 27/33/36 36/44 41/51
Inside diameter possible 3-7 3-7 4-8 4-12.7 5-16 6-24
Moment of inertia 2.6/2.8/3.0 3.0/3.4/3.6 8.5/9.5 25/27/29 100/108 160/205
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