5.5mm Carbide Rods With Chamfer HV30 1950 Cut To Length Bar Stock

Brand Name:OUQI
Certification:ISO9001:2008 ISO14001:2004
Model Number:Cut-to-length carbide rods
Minimum Order Quantity:10pc
Delivery Time:Standard products in one week
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Zhuzhou Hunan China
Address: Block B, building 4, Area B, Hi Tech New Makin Valley Xiangyuehuan Road, Tianyuan District, Zhuzhou, Hunan, China
Supplier`s last login times: within 2 hours
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Product Details

Micro drills PCB drills 5.5mm with hardness 1950 HV30 ground carbide rods


Dimension:

Outer Diameter: 5.5mm

Tolerance of OD -0.006

Length: 38.5mm

Tolerance of Length:+0.1/+0.4

Roughness: Ra0.1 polished


Suitable for manufacturing micro-drills for machining PCB. It is also suitable for manufacturing various kinds of solid cemented carbide tools for machining glass fiber, wood, plastics, paper and brass, Al alloy, etc.


Regular size for small drills:

Diameter mmLength
DToleranceLTol.
3.250/+0.0538.7± 0.20
3.250/+0.0538.5± 0.20
3.500/+0.0538.5± 0.20
4.000/+0.0538.5± 0.20
4.500/+0.0538.5± 0.20
5.000/+0.0538.5± 0.20
5.500/+0.0538.5± 0.20
6.000/+0.0538.5± 0.20
6.500/+0.0538.5± 0.20
3.50+0.2/+0.512.8± 0.10
4.00+0.2/+0.512.8± 0.10
4.50+0.2/+0.512.8± 0.10
5.00+0.2/+0.512.8± 0.10
5.50+0.2/+0.512.8± 0.10
6.00+0.2/+0.512.8± 0.10
6.50+0.2/+0.512.8± 0.10
6.85+0.2/+0.512.8± 0.10


Description:

  • 100% virgin material, no recycled material
  • Spray drying tower and HIP sintering furnace
  • Constant excellent quality
  • Large stock for all sizes, the regular products can be shipped in 3 days, and the special rods can be ground in one week.
  • 100% inspected before delivery. The inspection including raw material and dimension report will be sent you before delivery
  • Excellent grinding quality, Straightless could be 0.05 or 0.02.

Carbide grades


General Tolerance for ground carbide rods

General tolerance for the h6 finished ground solid carbide rods
DiameterTolerance μmLengthToleranceStraightnessToleranceCircularityTolerances
3.0-6/0100.0+0.5/+1.04.00.07<3,02,0 micron
3.0-6.0-8/0100.0-165.0+1.0/+2.54.5-5.00.063,0- 6,02,5 micron
6.0-1.0-9/0165.0-335.0+1.0/+6.05.5-120.056,1-10,03,0 micron
10.0-18.0-11/012.50.0410,1-18,03,5 micron
18.0-30.0-13/018,1- 30,04,0 micron
30.0-50.0-16/030,1- 50,05,0 micron

General tolerance for the h5 finished ground solid carbide rods
DiameterTolerance μmLengthToleranceStraightnessToleranceCircularityTolerances
3.0-4/0100.0+0.5/+1.04.00.07<3,02,0 micron
3.0-6.0-5/0100.0-165.0+1.0/+2.54.5-5.00.063,0- 6,02,5 micron
6.0-1.0-6/0165.0-335.0+1.0/+6.05.5-120.056,1-10,03,0 micron
10.0-18.0-8/012.50.0410,1-18,03,5 micron
18.0-30.0-9/018,1- 30,04,0 micron
30.0-50.0-11/030,1- 50,05,0 micron


What we can provide


China 5.5mm Carbide Rods With Chamfer HV30 1950 Cut To Length Bar Stock supplier

5.5mm Carbide Rods With Chamfer HV30 1950 Cut To Length Bar Stock

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