Steel balls manufacturer,precision steel balls manufacturer,steel balls exporter

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SPHERE ENGINEERS PVT. LTD.

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An ISO 9001:2000 Certified company, offering a comprehensive assortment of Steel Balls.

Our Products

Graded-Precision Steel Balls

Grinding Media Steel Balls

Burnishing Balls, Other Polishing Steel Media

Sphere Engineers Private Limited is Quality Endorsed ISO 9001-2000 Certified Company, established in the year 1973 to manufacture Steel Balls under the Brand name "Metro Balls". The company is managed by qualified and experienced Engineers having developed various types of steel balls for wide range of end uses including Graded - Precision Steel Balls, Grinding, Burnishing Steel Balls and other Polishing Media such as Satellites, Ball Cones etc. using different Raw Materials as per customers demand.

The company has the latest process technology and testing equipments to achieve the consistent quality product. The traceability is maintained form the finish product stage to Raw Material stage. Sphere Engineers Pvt. Ltd certifies all products supplied to its valued customers throughout India, USA, U.K., Europe, Japan and other countries.

Steel Balls

Satellites Steel Ball

Balls Cones

Material Specification

Material	%C	%Mn	%Si	%P Max	%S Max	%Cr	%Ni	Others

Stainless Steels
AISI 316	0.08 Max	2.00 Max	1.00 Max	0.045	0.030	16.00-18.00	10.00-14.00	%Mo 2.00 – 3.00
AISI 316L	0.03 Max	2.00 Max	1.00 Max	0.045	0.030	16.00-18.00	10.00-14.00	%Mo 2.00 – 3.00
AISI 304	0.08 Max	2.00 Max	1.00 Max	0.045	0.030	18.00–20.00	8.00–12.00
AISI 304L	0.03 Max	2.00 Max	1.00 Max	0.045	0.030	18.00–20.00	8.00–12.00
AISI 302 (HQ)	0.15 Max	2.00 Max	1.00 Max	0.045	0.030	17.00–19.00	8.00–10.00	%Cu 3.00-4.00
AISI 430	0.12 Max	1.00 Max	1.00 Max	0.045	0.030	16.00-18.00
AISI 420	0.15 Min	1.00 Max	1.00 Max	0.045	0.030	12.00-14.00
AISI 420B	0.26 - 0.35	1.00 Max	1.00 Max	0.045	0.030	12.00-14.00
AISI 420C	0.40 – 0.50	1.00 Max	1.00 Max	0.045	0.030	12.50-14.50	1.00 Max

Chrome Steels
AISI 52100/ EN -31/ 100Cr6/100C6	0.90 - 1.20	0.25 0.75	0.10 – 0.35	0.025	0.025	1.00 – 1.60

Carbon Steels
AISI 1085/C85	0.79 – 0.94	0.50 – 1.00		0.04	0.05
AISI 1055/ C55 / EN 9	0.50 – 0.60	0.50 – 0.90	0.05 – 0.35	0.05	0.04
CARBON STEEL	0.10-0.15	0.30 – 0.70		0.05	0.05

SPHERE ENGINEERS PVT. LTD.

Plot No. A-287, Road No. 16/Z, Wagle Industrial Estate, Thane - 400604, Maharashtra, India

Phone : 91-22-25802787/25821398/25822841

Fax : 91-22-25820260

Mr. Nikhil Mehta (Director)
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