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Glass polishing wheel and preparation method thereof

A polishing wheel and glass technology, which is applied in the field of abrasive tools and abrasives, can solve the problems of poor elasticity and poor flexibility of glass polishing wheels, and achieve the effects of good mold fit, increased bonding strength, and good flexibility

Inactive Publication Date: 2018-07-03
HEFEI HONGGUANG ABRASIVE SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The invention provides a glass polishing wheel and a preparation method thereof, which solves the problems of poor flexibility and poor elasticity of existing glass polishing wheels

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0020] This embodiment provides a glass polishing wheel, which is prepared from the following raw materials in parts by weight: 25 parts by weight of adhesive, 70 parts by weight of polishing powder and abrasive, and 5 parts by weight of phenolic resin solution; The ratio is 6:3:1 phenolic resin powder, polyvinyl formal and cork powder.

[0021] Wherein, the polishing powder abrasive is composed of silicon carbide micropowder, white corundum micropowder and cerium oxide polishing powder in a weight ratio of 3:7:1.

[0022] The present invention also provides the preparation method of glass polishing wheel, comprises the following steps:

[0023] (1) take phenolic resin powder, polyvinyl acetal resin powder and cork powder, cross 80 mesh sieves after mixing, obtain the phenolic polyvinyl acetal resin material of blending modification;

[0024] (2) Wetting and mixing the polishing powder abrasive and the wetting agent in a countercurrent mixer;

[0025] (3) Mix the wetted poli...

Embodiment 2

[0027] This embodiment provides a glass polishing wheel, which is prepared from the following raw materials in parts by weight: 20 parts by weight of adhesive, 75 parts by weight of polishing powder and abrasive, and 3 parts by weight of phenolic resin solution; The ratio is 5:4:1 phenolic resin powder, polyvinyl formal and cork powder.

[0028] Wherein, the polishing powder abrasive is composed of silicon carbide micropowder, white corundum micropowder and cerium oxide polishing powder in a weight ratio of 4:6:1 parts by weight.

[0029] The preparation method of above-mentioned glass polishing wheel, comprises the following steps:

[0030] (1) take phenolic resin powder, polyvinyl acetal resin powder and cork powder, cross 80 mesh sieves after mixing, obtain the phenolic polyvinyl acetal resin material of blending modification;

[0031] (2) Wetting and mixing the polishing powder abrasive and the wetting agent in a countercurrent mixer;

[0032] (3) Mix the wetted polishin...

Embodiment 3

[0034] This embodiment provides a glass polishing wheel, which is prepared from the following raw materials in parts by weight: 30 parts by weight of adhesive, 65 parts by weight of polishing powder and abrasive, and 8 parts by weight of phenolic resin solution; The ratio is 7:2:1 phenolic resin powder, polyvinyl butyral and cork powder.

[0035] Wherein, the polishing powder abrasive is composed of silicon carbide micropowder, white corundum micropowder and cerium oxide polishing powder in a weight ratio of 2:8:1 parts by weight.

[0036] The preparation method of above-mentioned glass polishing wheel, comprises the following steps:

[0037] (1) take phenolic resin powder, polyvinyl acetal resin powder and cork powder, cross 80 mesh sieves after mixing, obtain the phenolic polyvinyl acetal resin material of blending modification;

[0038] (2) Wetting and mixing the polishing powder abrasive and the wetting agent in a countercurrent mixer;

[0039] (3) Mix the wetted polishi...

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PUM

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Abstract

The invention discloses a glass polishing wheel and belongs to the technical field of abrasive materials of abrasive tools. The glass polishing wheel is prepared from the following raw materials in parts by weight: 20-30 parts of an abrasive, 65-75 parts of polishing powder abrasive materials and 3-8 parts of a wetting agent. The abrasive is prepared from phenolic resin powder, a modifier and corkwood powder, and the weight ratio of the phenolic resin powder to the modifier and to the cork wood powder is (5-7) : (2-4) : 1. The invention further discloses a preparation method of the glass polishing wheel. According to the preparation method, polyvinyl acetal resin and phenolic resin are mixed to serve as the abrasive of the glass polishing wheel so as to improve the bonding strength of theabrasive and the abrasive material, so that the service life of the polishing wheel made of the abrasive is prolonged by 30% or above. The flexibility and excellent resilience of the polyvinyl acetalresin enable the polishing wheel to generate a better die assembling property with glass during the using process; and the polishing efficiency and brightness of the polishing wheel made of the polyvinyl acetal resin are remarkably better than those of the polishing wheel product made of an epoxy phenolic binding agent.

Description

technical field [0001] The invention relates to the technical field of abrasive tools and abrasives, in particular to a glass polishing wheel and a preparation method thereof. Background technique [0002] With the continuous expansion of the market for furniture glass and decorative glass, the glass deep processing industry has higher and higher requirements for the performance of glass edging wheels. [0003] At present, the polishing wheels used in glass edging are mainly made of epoxy resin liquid or phenolic resin liquid as the sizing agent, phenolic resin as the binder, and silicon carbide micropowder, white corundum, etc. Mixed by machine, sieved, weighed and loaded into the mold, molded by hot pressing at 150-180°C for 30 minutes, demolded and then put into the oven and heated at 180°C for 6-7 hours to solidify, and finally refined on a lathe or grinder. After processing, it can be installed on the glass edging machine as the last process of glass edging: polishing....

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B24D3/28B24D3/34B24D18/00
CPCB24D3/28B24D3/285B24D3/344B24D18/0009
Inventor 孔维洪
Owner HEFEI HONGGUANG ABRASIVE SCI & TECH
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