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  • Diamond Core Drill for drilling Sapphire, quartz, alumina, glass
  • Diamond Core Drill for drilling Sapphire, quartz, alumina, glass
  • Diamond Core Drill for drilling Sapphire, quartz, alumina, glass
  • Diamond Core Drill for drilling Sapphire, quartz, alumina, glass
  • Diamond Core Drill for drilling Sapphire, quartz, alumina, glass
  • Diamond Core Drill for drilling Sapphire, quartz, alumina, glass
  • Diamond Core Drill for drilling Sapphire, quartz, alumina, glass
  • Diamond Core Drill for drilling Sapphire, quartz, alumina, glass

Diamond Core Drill for drilling Sapphire, quartz, alumina, glass

E-Grind Abrasives Diamond Core Drills are manufactured with high-quality synthetic diamond powder and advanced bonding technology. They feature high grinding efficiency, long service life, low heat generation, and excellent surface finish, widely used for drilling   Sapphire, quartz, alumina, glass,semiconductor, ceramic, glass, stone, gemstone,and other hard & brittle materials.


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Products

Performance of Diamond Core Drill for drilling Sapphire, quartz, alumina, glass

  • High hardness and wear resistance of diamond grits

  • Stable drilling performance, less loading and chipping

  • High precision, suitable for precision drilling

  • Various grit sizes available for different cutting quality

  • Customizable size, shape, grit, concentration and hardness

  • Consistent quality with strict quality control

  • Suitable for mass production and precision machining

Applications of Diamond Core Drill for drilling Sapphire, quartz, alumina, glass

  • Gemstone

  • Glass

  • Sapphire

  • Quartz

  • Ceramic

  • Stone

Specifications of Diamond Core Drill for drilling Sapphire, quartz, alumina, glass

Item

Details

Shape

Straight

Diamond Grit

30# - 120#

Concentration

100%

Outer Diameter

3~200 mm

Bore Diameter

Customized

Thickness

Customized

Bond Type

Metal

Hardness Grade

Medium / Hard

Max. Working Speed

30 m/s


 Bond Type Introduction

Diamond Core Drill：Fast cutting, high wear resistance, suitable for precision drilling gemstones, sapphire, glass, quartz, silicon carbide and other ceramic such hard brittle materials.


Production & Quality Control

  • Advanced hot-pressing sintering equipment

  • 100% dynamic balance testing

  • Dimensional inspection before delivery

  • Raw material purity testing

  • ISO9001 standardized production line


Packaging & Shipping

  • Inner packing: Foam cotton + plastic box

  • Outer packing: Standard export carton + wooden case

  • Shipping by sea / air / truck or train / express

  • FOB / CFR / CIF / EXW available


Our Service

  • OEM & ODM customized service

  • Free sample evaluation (buyer pays freight)

  • Fast delivery within 20-45 days

  • 24 hours online technical support

  • After-sales quality guarantee

  • Professional foreign trade service


Company Information

With 40 years of experience in the superabrasive industry, E-Grind Abrasives is a reliable supplier of a full range of diamond and CBN grinding wheels, widely used in woodworking, die&tooling, bearing, paper-making, automobile, aerospace, semi-conductor and other industries.

Equipped with over 40 imported bond systems from the US and Europe, 7 types of wheel body materials, 5000+ sets of molds and 8000+ wheel specs, we boast a monthly production capacity of 30,000 PCS, with thousands of standard wheels in stock and customized options available.

Our delivery is efficient—5 days for urgent items and 14 days for standard items. We adhere to US and European standards, supported by imported production and testing equipment, and commit to providing competitive prices, consistent quality, efficient 24-hour service and professional technical support to achieve 100% customer satisfaction.

We look forward to nice cooperation with you!



Get in Touch with E-Grind
As a leading manufacturer and supplier of CBN and diamond grinding wheels in China, E-Grind provides a comprehensive selection of high-performance diamond abrasive wheels and tools for diverse industries. We are committed to offering competitive pricing, reliable quality, prompt delivery, and outstanding technical support. Welcome to wholesale bulk CBN diamond grinding wheels directly from our factory inventory.
Contact Info
Email Us
inquiry@e-grindabrasives.com
Call Us
+86-371-68616868
Address
Room 1841, Tower A, Wanda Plaza, 171#, Zhongyuan Road, Zhengzhou City, Henan Province, China
Request a Free Quote

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