• HIWIN QRH-CA/HA QR Quiet Roller Type Linear Guideway Square Block
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HIWIN QRH-CA/HA QR Quiet Roller Type Linear Guideway Square Block

HIWIN QRH-CA/HA QR Quiet Roller Type Linear Guideway Square Block

HIWIN QRH-CA/HA blocks belong to the QR Series Quiet Roller Type Linear Guideway, a low-noise roller-type linear guideway with SynchMotion roller retainer. Codes list each block model by size and load type; rail length, preload and accuracy are specified at order.

Key features

  • SynchMotion roller retainer for low noise and high-speed performance
  • Roller line contact for very high rigidity and load capacity
  • Dimensions compatible with the RG series
  • Flange (W) and square (H) block types
  • Non-interchangeable supply

Specifications

Series QR Series Quiet Roller Type
Block type Square, top-mount
Sizes 20, 25, 30, 35, 45
Accuracy classes H, P, SP, UP
Preload classes Z0, ZA, ZB
Order code Add preload, rail length and accuracy codes per catalogue
Units mm; load ratings in kN (1 kgf = 9.81 N)
Source HIWIN Linear Guideway Technical Information (G99TK02-1501), p. 155-168
QRH20CA Block W x L: 44 x 86 mm | Rail WR: 20 mm | C: 26.3 kN | C0: 38.9 kN | Block mass: 0.40 kg
QRH25CA Block W x L: 48 x 97.9 mm | Rail WR: 23 mm | C: 38.5 kN | C0: 54.4 kN | Block mass: 0.60 kg
QRH25HA Block W x L: 48 x 112.9 mm | Rail WR: 23 mm | C: 44.7 kN | C0: 65.3 kN | Block mass: 0.74 kg
QRH30CA Block W x L: 60 x 109.8 mm | Rail WR: 28 mm | C: 51.5 kN | C0: 73.0 kN | Block mass: 0.89 kg
QRH30HA Block W x L: 60 x 131.8 mm | Rail WR: 28 mm | C: 64.7 kN | C0: 95.8 kN | Block mass: 1.15 kg
QRH35CA Block W x L: 70 x 124 mm | Rail WR: 34 mm | C: 77 kN | C0: 94.7 kN | Block mass: 1.56 kg
QRH35HA Block W x L: 70 x 151.5 mm | Rail WR: 34 mm | C: 95.7 kN | C0: 126.3 kN | Block mass: 2.04 kg
QRH45CA Block W x L: 86 x 153.2 mm | Rail WR: 45 mm | C: 123.2 kN | C0: 156.4 kN | Block mass: 3.16 kg
QRH45HA Block W x L: 86 x 187 mm | Rail WR: 45 mm | C: 150.8 kN | C0: 208.6 kN | Block mass: 4.10 kg
Linear GuidesHIWIN
9 product codes available in this family
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HIWIN QRH-CA/HA QR Quiet Roller Type Linear Guideway Square Block

Brand HIWIN·Linear Guides

Available part numbers (9)

QRH20CA, QRH25CA, QRH25HA, QRH30CA, QRH30HA, QRH35CA, QRH35HA, QRH45CA, QRH45HA

How to order

Send the HIWIN part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
QRH20CABlock W x L: 44 x 86 mm | Rail WR: 20 mm | C: 26.3 kN | C0: 38.9 kN | Block mass: 0.40 kg
QRH25CABlock W x L: 48 x 97.9 mm | Rail WR: 23 mm | C: 38.5 kN | C0: 54.4 kN | Block mass: 0.60 kg
QRH25HABlock W x L: 48 x 112.9 mm | Rail WR: 23 mm | C: 44.7 kN | C0: 65.3 kN | Block mass: 0.74 kg
QRH30CABlock W x L: 60 x 109.8 mm | Rail WR: 28 mm | C: 51.5 kN | C0: 73.0 kN | Block mass: 0.89 kg
QRH30HABlock W x L: 60 x 131.8 mm | Rail WR: 28 mm | C: 64.7 kN | C0: 95.8 kN | Block mass: 1.15 kg
QRH35CABlock W x L: 70 x 124 mm | Rail WR: 34 mm | C: 77 kN | C0: 94.7 kN | Block mass: 1.56 kg
QRH35HABlock W x L: 70 x 151.5 mm | Rail WR: 34 mm | C: 95.7 kN | C0: 126.3 kN | Block mass: 2.04 kg
QRH45CABlock W x L: 86 x 153.2 mm | Rail WR: 45 mm | C: 123.2 kN | C0: 156.4 kN | Block mass: 3.16 kg
QRH45HABlock W x L: 86 x 187 mm | Rail WR: 45 mm | C: 150.8 kN | C0: 208.6 kN | Block mass: 4.10 kg

Need a different model, or a part not listed here? Send us your parts list →

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