Specifications
Brand Name :
OUQI
Model Number :
Straight Coolant Rods
Certification :
ISO9001:2008 ISO14001:2004
Place of Origin :
China
MOQ :
10pc
Price :
negotiable
Payment Terms :
L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability :
5000kgs per month
Delivery Time :
Standard products in one week
Packaging Details :
plastic box/box + Cartons
Material :
8% Cobalt
ISO Grade :
K2
Diameter :
8mm
ID :
1.0mm +/-0.15
Tolerance :
Raw sintered
Surface Roughness :
Ra 3.2
Circularity :
0.1-0.2
straightness :
0.1-0.2
Density :
14.55
Hardness :
HV30 1720
T.R.S :
3800
Grain size :
Fine 0.7
Description

OD8mm cemented carbide rods with straight hole rods for drilling blanks

Specifications:

Outer diameter 8mm h6 -0.008

Inner diameter: 1.0mm ±0.15

Length: 330mm 0/+5mm or cut-to-length

Surface roughness:

Ra 6.3 as Raw sintered

Carbide grade datasheet

ISO grade K20

Cobalt content: 8%

Rest WC 92%

Density 14.55g/ cm3

Hardness HV30 1720

Fracture toughness K1c 9.5

Transverse rupture strength 3800 N/mm2

Grain size 0.7μm



Regular size for one central hole carbide rods:

Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks

Outer Diameter mm Inner Diameter mm Length mm
OD Tol. ID Tol. Length Tol.
2.50 +0.2/+0.5 0.3 ±0.1 330 0/+5.0
4.00 +0.2/+0.6 1.0 ±0.15 330 0/+5.0
5.00 1.0 ±0.15 330 0/+5.0
5.00 1.5 ±0.15 330 0/+5.0
6.00 1.0 ±0.15 330 0/+5.0
6.00 1.5 ±0.15 330 0/+5.0
8.00 1.0 ±0.15 330 0/+5.0
8.00 1.5 ±0.15 330 0/+5.0
9.00 +0.3/+0.7 1.0 ±0.15 330 0/+5.0
10.00 1.0 ±0.15 330 0/+5.0
10.00 2.0 ±0.2 330 0/+5.0
11.00 1.0 ±0.15 330 0/+5.0
12.00 1.0 ±0.15 330 0/+5.0
12.00 2.0 ±0.2 330 0/+5.0
14.00 2.0 ±0.2 330 0/+5.0
16.00 +0.4/+0.8 2.0 ±0.2 330 0/+5.0
16.00 3.0 ±0.25 330 0/+5.0
18.00 3.0 ±0.25 330 0/+5.0
20.00 3.0 ±0.25 330 0/+5.0
22.00 3 ±0.25 330 0/+5.0
24.00 4 ±0.30 330 0/+5.0
25.00 5 ±0.35 330 0/+5.0


Regular size for two straight coolant holes carbide rods:

Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks

Outer Diameter mm TK mm Inner Diameter mm Deviation of holes
position
(mm) a
Length mm
OD Tol. TK Tol. ID Tol. Length Tol.
4.30 +0/+0.3 1.8 -0.4/0 0.800 ±0.1 0.15 330 0/+5.0
5.30 2.0 -0.4/0 0.800 ±0.1 0.20 330 0/+5.0
6.30 3.0 -0.5/0 1.000 ±0.15 0.20 330 0/+5.0
7.30 3.5 -0.5/0 1.000 ±0.15 0.20 330 0/+5.0
8.30 4.0 -0.6/0 1.000 ±0.15 0.20 330 0/+5.0
9.30 4.0 -0.6/0 1.400 ±0.15 0.20 330 0/+5.0
10.30 5.0 -0.6/0 1.400 ±0.15 0.20 330 0/+5.0
11.30 +0/+0.4 5.0 -0.6/0 1.400 ±0.15 0.28 330 0/+5.0
12.30 6.0 -0.6/0 1.750 ±0.15 0.30 330 0/+5.0
13.30 6.0 -0.6/0 1.750 ±0.15 0.34 330 0/+5.0
14.30 7.0 -0.6/0 1.750 ±0.15 0.37 330 0/+5.0
15.30 8.0 -0.6/0 2.000 ±0.2 0.37 330 0/+5.0
16.30 8.0 -0.6/0 2.000 ±0.2 0.40 330 0/+5.0
17.30 +0/+0.6 9.0 -0.6/0 2.000 ±0.2 0.47 330 0/+5.0
18.30 9.0 -0.6/0 2.000 ±0.2 0.50 330 0/+5.0
19.30 9.0 -0.6/0 2.000 ±0.2 0.50 330 0/+5.0
20.30 10.0 -0.8/0 2.500 ±0.25 0.50 330 0/+5.0


General Tolerance for ground carbide rods

General tolerance for the h6 finished ground solid carbide rods
Diameter Tolerance μm Length Tolerance Straightness Tolerance Circularity Tolerances
3.0 -6/0 100.0 +0.5/+1.0 4.0 0.07 <3,0 2,0 micron
3.0-6.0 -8/0 100.0-165.0 +1.0/+2.5 4.5-5.0 0.06 3,0- 6,0 2,5 micron
6.0-1.0 -9/0 165.0-335.0 +1.0/+6.0 5.5-12 0.05 6,1-10,0 3,0 micron
10.0-18.0 -11/0 12.5 0.04 10,1-18,0 3,5 micron
18.0-30.0 -13/0 18,1- 30,0 4,0 micron
30.0-50.0 -16/0 30,1- 50,0 5,0 micron


Our tungsten carbide rods:

  • 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 and circularity could be 0.05 or 0.02.

Carbide grades

Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks


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Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks

Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks

Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks

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Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks

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Brand Name :
OUQI
Model Number :
Straight Coolant Rods
Certification :
ISO9001:2008 ISO14001:2004
Place of Origin :
China
MOQ :
10pc
Price :
negotiable
Contact Supplier
Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks
Cemented Carbide Rod With Straight Hole OD 8mm For Drilling Blanks

Zhuzhou TGC Cemented Carbide Co.,Ltd.

Site Member
4 Years
hunan, zhuzhou
Since 2013
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Seller
Total Annual :
1000000-5000000
Employee Number :
50~100
Certification Level :
Site Member
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