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Cast Iron Straight Edge

The cast iron straight edge made of HT250 is in line with the GB/6318-85 standard. Its working surface could be made through the scraping or precise grinding process. Both working surfaces can be used in combination with the block gauge, micrometer, gradienter, or other instrument.

Parameters of Precision Straight Edge
Size(mm) Straightness or Flatness of Working Surface Parallelism Between Both Working Surfaces
Precision Degree(μm)
0 1 2 0 1 2
500 × 35 3 6 12 4.5 9 18
750 × 40 4 8 15 6 12 25
1000 × 50 5 10 20 7.5 15 30
1250 × 50 12 24 18 36
1600 × 70 15 30 20 40
2000 × 80 18 36 27 54
2500 × 80 44 65
3000 × 100 52 78
3500 × 100 60 90
4000 × 100 68 100

Related Names
Leveling Tool | Online Metal Supply | Geometric Measurement Tool

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Hebei Jingda Machine Tools Manufacturing CO., Ltd.

Address: #4 Road, Industrial Development Zone, Botou City, Hebei Province, China.

Tel.:
+86-317-5561573
+86-317-8225222

Fax: +86-317-8294068

E-mail:
juliet@jingdagroup.net jann@jingdagroup.net
richard@jingdagroup.net

Contact Person: Juliet Wong / Ann Qu / Richard Su

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