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SJ Global is the leading manufacturer in the world miniature linear guides market, Pioneer in miniature linear guides production. Creating the best quality products with innovative technology.
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The miniature linear rail and block are made of stainless steel with high resistivity against corrosions. It is able to corrode in lots of moisture or chemicals, so special coating or raydent coating can extent the period of maintenance.( Unit : ㎛ )

  Accuracy class
N (normal) H (high) P (very high)
Height H's toleranc ±40 ±20 ±10
Width W2 's tolerance ±40 ±25 ±15
Height H's mutual difference 30 15 7
Width W2's mutual difference 30 20 10
Driving flatness of plane C with respect to plane A △C
Driving flatness of plane D with respect to plane B △D

Accuracy class