Product Details

Vitrified bond suitable for silicon wafer back grinding wheel

Product Description

Diamond back grinding wheels for LED substrate are mainly used for back thinning of sapphire epitaxial wafer, silicon wafer, gallium arsenide and GaN wafer. This kind of grinding wheel developed in out company can replace foreign products. They can be used steadily on Japanese, Korean grinders with high performance.

Main Features

Silicon back grinding wheel has the following features:

1. High efficiency

2. Sharp grinding

3. Long life span

4. Good surface quality

5. High cost performance

Application

Workpiece processed: sapphire epitaxial wafer, SiC Substrate epitaxial wafer, Si Substrate epitaxial wafer, gallium arsenide and GaN wafer.

Material of workpiece: Synthetic sapphire, SiC, single crystal silicon.

Grinders: SHUWA, NTS, WEC, GALAXY, SPEEDFAM.

The Specification Of Diamond Back Grinding Wheels:

Model	Diameter (Mm)	Thickness (Mm)	Hole (Mm)
6A2	175	30, 35	76
	200	35	76
	350	45	127
6A2T	195	22.5, 25	170
6A2T	280	30	228.6
6A2T(Three Ellipses)	350	35	235
6A2T(Three Ellipses)	209	22.5	158
Other Size Can Ba Made According To Customers Requirements Email: @Moresuperhard.Com

silicon wafer back grinding wheel features:

1, surface quality: require grinding lines evenly, without chipping, debris, scribe, etc.;

2, processing accuracy: TTV<5 μm etc. (Total thinning veracity);

3, processing quality: surface roughness:<10 nm; damage layer thickness: <10 μm;

Application of back grinding wheel

The grinding wheels for LED substrate are mainly used for back thinning of sapphire epitaxial wafer, silicon wafer, gallium arsenide and GaN wafer.

Workpiece processed: sapphire epitaxial wafer, silicon wafer, gallium arsenide and GaN wafer.

Material of workpiece: synthetic sapphire, single crystal silicon, gallium arsenide and GaN materials.

The LED substrate thinning grinding wheel is mainly used for the back surface thinning of the sapphire epitaxial wafer, silicon wafer, gallium arsenide and gallium nitride wafer in the LED industry. The grinding LED substrate grinding wheel developed by our company has superior grinding performance and high cost performance. It can be used stably in European, American, Japanese and domestic grinding machines, and can replace imported products.

If you need any products, do not hesitate to contact

Annamoresupe@gmail.com

Anna.wang@moresuperhard.com

WhatsApp:+8615617785923

Skype:Annawng

Wechat:15617785923

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Mobile:+86-156177854923

Tel/Fax:+86-0371-86545906