Phosphor Bronze Coils Manufacturers in India

Precision Phosphor Bronze Coils

Manufactured from high-quality phosphor bronze alloys, our Phosphor Bronze Coils offer excellent strength, resilience, fatigue resistance, corrosion resistance, and reliable electrical conductivity. Produced using carefully selected raw materials and advanced manufacturing processes, these coils are available in customized thicknesses and widths to meet diverse industrial requirements.

Excellent Corrosion & Fatigue Resistance: Reliable performance in demanding applications requiring durability and resistance to fatigue.
Good Electrical Conductivity: Suitable for electrical and electronic components requiring dependable conductivity and strength.
High Strength Performance: Phosphor bronze composition provides excellent strength and resilience for demanding industrial use.
Custom Requirements: Available in different compositions, thicknesses, widths, and tempers as per client requirements.

Dimensional Size Chart

Parameter	Minimum Spec	Maximum Spec
Thickness	0.05 mm	4.00 mm
Width	6 mm	406 mm
Inner Dia (ID)	100 mm	500 mm

Phosphor Bronze Grades Offered

We offer Phosphor Bronze Coils in different copper-tin compositions and tempers to meet electrical, engineering, spring, bearing, switchgear, and industrial application requirements.

Grade Name	Composition	Cu / Sn %	Key Properties & Applications
PB-I	96/04	Cu 96% / Sn 4%	Strong and resilient phosphor bronze composition suitable for springs, electrical components, bearings, bushings, and general engineering applications.
PB-II	95/05	Cu 95% / Sn 5%	Excellent combination of strength, fatigue resistance, and corrosion resistance for demanding industrial and electrical applications.
PB-III	94/06	Cu 94% / Sn 6%	High-performance phosphor bronze suitable for springs, bearings, bushings, electrical switches, and specialized engineering applications.
Custom	Cu/Sn	As Required	Customized phosphor bronze compositions and specifications available to meet specific industrial requirements.

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Material Hardness

Temper Reference

Available temper conditions selected to support forming, fabrication, spring, and general industrial requirements.

Temper State	Symbol	Formability Profile
Soft	O	Soft condition offering high formability for bending, shaping, and other forming operations.
Quarter Hard	HA	Provides a practical balance between strength and formability for fabrication and forming work.
Half Hard	HB	Offers increased hardness and strength while retaining useful forming characteristics.
Full Hard	HD	Higher hardness condition suited to applications where greater strength and rigidity are required.
Extra Hard	HE	Enhanced hardness and strength for applications demanding greater resistance to deformation.
Spring Hard	HS	High-strength temper intended for applications requiring spring characteristics and resilience.

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