4.5 Inch China Metal/ Inox/ Ss Cutting Disc Cutting Wheels

4.5 Inch China Metal/ Inox/ Ss Cutting Disc Cutting Wheels

Production Introduction This Xtra Power Type 27 Green Flexible Depressed Center Grinding Disc 4-1/2" x 1/8" x 7/8” (115x3.0x22mm) is the enhanced elastic fiber Depressed Center Grinding Wheel special designed on the basis of traditional T27 abrasive grinding wheels and Flap Disc. This...

Product Details

Based on the optimization of industrial structure and driven by technological innovation, we have a good reputation in the Grinding Disc, 6 Flap Disc, fused alumina flap disc industry for many years with the attitude of honesty. Welcome new and old friends to inquire by letter or call. If the product encounters quality problems, our company will deal with them in time, and try to reduce the user's trouble. We will further increase the market competitiveness and new driving forces for enterprise development. We should strive to create our own unique product advantages and become the advanced brand preferred by customers.

Production Introduction

This Xtra Power Type 27 Green Flexible Depressed Center Grinding Disc 4-1/2" x 1/8" x 7/8” (115x3.0x22mm) is the enhanced elastic fiber Depressed Center Grinding Wheel special designed on the basis of traditional T27 abrasive grinding wheels and Flap Disc.

This Flexible Depressed Center Grinding wheels have the advantages of the traditional fiber discs, grinding wheels and flap discs, so it is the multifunctional grinding discs and can be used for grinding, shaping, finishing or sanding needs.

The Flexible Abrasive Disc are mainly made of one special new high quality abrasive material by using the new technology production art. The biggest characteristic of our Flexible Grinding wheels is to have high moderate softness, good tensile, high impact resistance ability, high bending strength.

The Flexible Depressed Center Abrasive Wheel can avoid the vibration impact damage of abrasive wheel to the workpiece surface during the grinding process.  The Flexible Depressed Center Grinding Disc is not only used for general grinding, such as Alloy polishing  , but also can be used for surface precision machining and arc curved surface machining.

Our 4-1/2 Inch Flexible Grinding Disc have outer size d1= 4.5inch (115mm), inner hole dimension d2= 7/8 inch(22mm) and the thickness b= 1/8 inch(3.0mm) . It can be used on freehand Type27 Xtra Power angle grinder machine mainly for stainless steel , ferrous metals; iron, steel, glass and stone material .

We have three different color and type Flexible Depressed Center Grinding wheels to meet the different needs from our customers.  The color of 4.5 Inch Flexible Grinding Wheel is Red , Black and Green. The maximum speed of our Flexible Aluminum Oxide Grinding Disc reach 80m/s.

Red color - for cutting stainless steel

Black color - for cutting and polishing general metal

Green color - for polishing stone, non metal

Abrasive Material Introduction

Grit Size Introduction

Hardness Introduction

A--aluminum oxide

16-24   coarse density

D-L  soft

C--silicon carbide

30-60   medium density

M-N medium

Z-- Zirconium aluminum

70-220  fine density

P-S  hard

ZA—Zirconium aluminum/aluminum oxide

T-Y  very hard

AC—aluminum oxide/silicon carbide

WA--white aluminum oxide

a) A-for general metalworking cutting and grinding
b) ZA or WA- for stainless steel cutting and grinding
c) C or GC-for non metal, stone cutting and polishing.

Our Flexible Grinding wheel with two special strengthen fiberglass protection nets belong to the hot sale Depressed Center Grinding Wheels, just because of the main advantages as follows,

1) The special elastic characteristics of Flexible Grinding wheel can help it get the large area contact on the surface of the workpiece, so that to provide faster cutting rate and more sophisticated surface roughness.

2) The unique thickness structure of Flexible Grinding Disc make the job of vibration sense and operation fatigue reduce greatly.

3) The Flexible Depressed Center Grinding Wheel can be used for general grinding , especially suitable for surface precision machining, descaling, polishing and arc curved surface machining.

The Flexible Grinding wheel is particularly recommended used in automobile manufacturing, shipbuilding, construction, metal manufacturing and common metal processing industry.

The 4.5" x 1/8" x 7/8” (115x3.0x22mm)  Flexible Depressed Center Abrasive Wheel manufactured by our company JUMA ABRASIVE CO., LTD have been directly exported to Thailand ,  Cambodia, Japan, South Korea, India、Sri Lanka , the Middle East, European countries ,the United States and so on . At the same time some famous abrasive cutting wheel and grinding wheel agents also cooperate with us and we supply the OEM products for their sale. Free samples can be supplied for your checking.

Package Introduction

In our company, we supply the 5 Ply strong color carton box package to pack the Depressed Center Grinding wheel and flat cutting wheels with our international brand name “JUMA” and “LG.W”.

At the same time, we can also supply the OEM products and design the special package to pack the cutting wheel and grinding wheel, if customer want use their brand name and have their special package

The package of this 4.5" x 1/8" x 7/8” (115x3.0x22mm)  Flexible Grinding wheel as follow, 25pcs/ small bag, 400pcs/ carton box.

Other Information of Flexible Depressed Center Grinding Wheel 4.5" x 1/8" x 7/8” (115x3.0x22mm)


“GC”,  “AC”  and  “WA”

Our International Brand :


Max speed .:


Certificate :

ISO9001/ MPA EN12413

Fiberglass Mesh:

2~ 4 net

Grit :


Sample :


Samples Finished time :


Payment Term

30% deposit, 70% T/T before shipment

Order delivery time :

Within 25days

Loading Port

Shanghai or others port

Place of Origin:

Henan Province , China

Quality Assurance

JUMA ABRASIVE CO., LTD have the strictly executes quality management system of ISO 9001 in company operation, equipped with advanced production facilities, has a leading level in product designing and development, and has a perfect and strict testing system for material collecting, procedure control, end-product testing and detailed records of production which have made the Company to be able to optimize its production mode successively so as to meet with higher requirements from the clients.

Production line testing equipment

Production Capacity

JUMA ABRASIVE CO., LTD. (hereinafter referred to as the Company), a well-known China enterprise, is engaged in manufacturing professional resin ABRASIVE with its production scale being in the leading position of China. The company which was established in 1997 integrated product development, designing, production, sales and services into a whole.

JUMA ABRASIVE CO., LTD. has already owned 150 sets of advanced manufacturing production line,50 sets in our old factory and the 100 new full automatic production line were put into use in our new factory which have 70,000 square meters with the registered capital ¥15,000,000. The company owns the staff of more than 500, the middle and advanced engineers, technicians and skillful workers account for over 60% of the staff.

We can supply many kinds of abrasive products, such as cutting wheel, grinding disc, flap disc, flap wheel, abrasive fiberglass backings plate for flap disc , wire brush and so on.

Resin Bonded Abrasive Flexible Depressed Center Grinding Wheel Series in JUMA ABRASIVE CO., LTD





Box Qty









4 1/2*5/32*7/8





























Safety considerations(Please Read Before Use)

Cut-off and Grinding disc Requirements
(a) Hold machine firmly.
(b) Secure work piece tightly.
(c) Avoid side pressure when cutting.
(d) Do not use cutting disc for grinding.
(e) When grinding approach work piece at correct angle.
(f) When cutting always cut in a straight line. Do not try and cut curves.
(g) Make sure guard is in correct position.
(h) Make sure abrasive discs are mounted correctly and are tightly held.
(i) Make sure the set of flanges used are free form damage and are the correct matching set for the machine being used.
(j) After switching off machine make sure the rotation has stopped before putting machine down.

As one of the leading premium  xtra power type 27 green flexible depressed center grinding disc 4-1/2" x 1/8" x 7/8" ,grit ac36r for construction and metal steel manufacturers in China, JUMA ABRASIVE now brings you the best quality and low price products from its professional factory. It is of the best performance, strong durability and long lifespan.

Our 4.5 Inch China Metal/ Inox/ Ss Cutting Disc Cutting Wheels quality control is strict, according to the international production process. We have always attached importance to the cultivation of talents, and now we have a group of excellent technical talents. We always focus on customers and take 'sincere cooperation' as our operating principle and our products are produced in accordance with international, national and industrial standards. Providing customers with satisfactory products is our unremitting pursuit.
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