
Coil Spring Expander for Piston Rings
Spectra is a world market leader for this product. It has applications in deisel engines and marine engines.
Spectra produces various type of Coil Springs.
Surface Treatment : Chemically Deburred, Mechanical Duburred, Hard Chrome Plated, Nitriding & Uniforn Coating
Material: Cr Si Steel Wire , Carbon steel wire, Stainless Steel Wire
Wire Dia : 0.35 mm to 1.40 mm

Garter Spring for seals
It is also called as oil seal spring. Spectra is a high quality manufacturer of garter spring. Spectra springs are approved by Maruti Suzuki
Spectra produces Garter Spring according to the customer requirements/drawings
Material: Carbon Steel Wire, Stainless Steel Wire, Galvanised Wire
Wire dia:0.15 mm to 0.80 mm
Length: Minimum 18 mm

MF Expander/ Spacer
It is used in 3 piece rails, typically used for Gasoline engines. Spectra is a high quality manufacturer of Spacer. Spectra produces both Nitrided (Gas Nitriding) and Non- Nitrided spacers.
Material: Stainless Steel
Surface Treatment: Nitriding (Gas Nitriding)

Hump Expander for Piston Rings
Spectra produces according to the customer requriements/drawings. Spectra produces Un-slotted and Slotted Hump Expander
Material: Cr Si Steel Wire , Carbon steel wire, Stainless Steel Wire