Shock Absorber Piston

sinter shock absorber piston without PTFE fall off after fatigue test of 1,000,000 cycles Specifications: • front shock absorber piston • conventional design • with PTFE banded on OD • we can produce according to the customer's drawing • middle part(sinter part), we can use the material as the customer's demand • carbon content is 0.1%, copper content is 3% or other choice Here is the physical properties of our products Tensile strength ≥18N/mm2 Carrying capacity ≥15N/mm3

Deep grooves and steam treatment FC-0208 shock absorber piston for car shocks Specifications: Physical performance for shock piston tensile strength More than 18MPa elongation @ break More than 160% shore hardness (bands) 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.2 hardness (sinter piston) HRB60-80 Technical requirements for sinter piston Raw material F50 - U3 - 66 or FC - 0208 Steam treatment OD tested by digital air gauge

32mm Fe – C – Cu sinter shock absorber piston with concentricity 0.05 for rear shocks Specifications: Product Name Shock absorber piston Material (MPIF 35) FC-0205 (DIN 30910-4) Sint C10, Fe, Balance, Cu 1.5-3.9%, C 0.3-0.6% Density 6.4-6.9 g/cm3 after steam oxidation Hardness 55-90 HRB, loading 1 KN, diameter of ball 1/16" Surface Treatment Steam oxidation, 2 hours, Fe3O4: 0.004-0.005mm, degree of oxidation 2-4% Unspecified Tolerance ISO 2768 - m / H14, h14, +- IT14/2

slope 0.05 Shock piston 45mm with steel ring band on OD applied in truck shocks damping piston, piston, base valve, pistion rod guide are our mainly exported products. We are one of the Designer, Manufacturer for Powder Metallurgy parts of following Items. 1.) Types of Pistons, Foot Valves, Rod Guide for Shock Absorber parts 2.) Types of Gears / Pinion / Sprocket / Helical Gear etc. 3.) Garden Tools parts 4.) Hardware Parts 5.) Sewing Machine Parts 6.) Other Iron Powder

Steam treatment PTFE bands shock piston with good seals applied in car shocks Specifications: Physical performance for shock piston tensile strength More than 15MPa elongation @ break More than 200% shore hardness 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.3 highest working temperature 260℃ Description: Customized D36 cars 6 round & square holes design Shock Absorber Piston We are a professional factory engaging in producing

Carbon fiber and MoS2 filled PTFE banded shock piston with good abrasion resist Specifications: Physical performance for shock piston tensile strength More than 15MPa elongation @ break More than 200% shore hardness 57 - 61 density 2.15 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.3 highest working temperature 260℃ Description: glass fiber and Molybdenum disulphide filled PTFE banded shock pistons with low friction and low creep physical properties:

20MPa tensile strength Shock Absorber Piston with skirting PTFE for truck shocks Specifications: Physical performance for shock piston tensile strength More than 18MPa elongation @ break More than 160% shore hardness (bands) 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.2 hardness (sinter piston) HRB60-80 Technical requirements for sinter piston Raw material F50 - U3 - 66 or FC - 0208 Steam treatment OD tested by digital air gauge

Customized PTFE band piston 375 ℃ Sintering Temp for car rear shocks Specifications: Physical performance for shock piston tensile strength More than 18MPa elongation @ break More than 160% shore hardness (bands) 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.2 hardness (sinter piston) HRB60-80 Technical requirements for sinter piston Raw material F50 - U3 - 66 or FC - 0208 Steam treatment OD tested by digital air gauge Description: Xia

35# PTFE shock piston with HRB75, density 6.5g/cm3 used in car shock absorbers Groovefill requirement for banded piston The minimum groovefill requirement is valid for the average measurement / groove on both sides of the piston (0

Small Groove Heavy Duty Shock Absorber Sinter Piston with steam treatment Our company produce different kinds of powder metallurgy products.These powder metallurgy products can be used in different areas such as auto accessories, power tool, mechanical parts, home appliances, office equipment, spinning machine and other machines. Specifications: Certification DIN, ISO 9001:2008 Type non standard Process Powder metallurgy Cooperation Mode OEM or ODM Typical Tolerance ± 0.05mm

Wide groove Fe – C – Cu sinter piston with PTFE bands applied in car shock Specifications: Physical performance for shock piston tensile strength More than 18MPa elongation @ break More than 160% shore hardness (bands) 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.2 hardness (sinter piston) HRB60-80 Technical requirements for sinter piston Raw material F50 - U3 - 66 or FC - 0208 Steam treatment OD tested by digital air gauge

6 oil holes design sinter piston with small grooves used in car shocks Specifications: Physical performance for shock piston (with banding disc) tensile strength More than 18MPa elongation @ break More than 160% shore hardness (bands) 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.2 hardness (sinter piston) HRB60-80 Technical requirements for sinter piston Raw material F50 - U3 - 66 or FC - 0208 Steam treatment OD tested by digital air

Steam treatment for sinter piston with small grooves can band PTFE disc on OD Specifications: Material: FC-0208 Standard: MPIF, DIN/SINT/GB/JIS Finished Weight of Component: 28g Density (g/cm3) : 6.9 Hardness : HV 500 ~ 800 Post Treatment: steam treatment 6~8 hours (550 ~ 600 cetigrades) Description: Customized D25 Shock Absorber Piston in cars We are a professional factory engaging in producing reliable suspension absorber pistons, with many years’ experiences in this line

High temperature resist and no oil leak, 4 square grooves design Shock Pistons Specifications: Physical performance for shock piston tensile strength More than 15MPa elongation @ break More than 200% shore hardness (bands) 57 - 61 density 2.15 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.3 hardness (sinter piston) HRB65-85 Different fillers carbon fiber glass fiber graphite Molybdenum disulfide carbon Description: High temperature resistance, no oil leak,

No scuffing Custom Shock absorber Pistons can stand fatigue test and blow-off test Specifications: Physical performance for shock pistons tensile strength More than 15MPa elongation @ break More than 200% shore hardness (bands) 57 - 61 density 2.15 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.3 hardness (sinter piston) HRB65-85 Different fillers carbon fiber glass fiber graphite Molybdenum disulfide carbon Description: No scuffing, Custom Shock absorber

Steam treatment for sinter piston and PTFE bands shock piston with good seals Specifications: Physical performance for shock piston tensile strength More than 15MPa elongation @ break More than 200% shore hardness 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.3 highest working temperature 260℃ Description: Customized D36 cars 6 round & square holes design Shock Absorber Piston We are a professional factory engaging in producing

Unique design 45# PTFE banded piston ring with friction coefficient less than 0.2 Specifications: Physical performance for shock piston tensile strength More than 18MPa elongation @ break More than 160% shore hardness 57 - 62 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.2 attrition Less than 10mg Description: Unique design, 45# PTFE banded piston ring with friction coefficient less than 0.2 Material is from DUPONT PTFE 6507A NC010

40mm shock absorber piston ring kit used in automotive with good damping effect Specifications: Physical performance for shock piston tensile strength More than 18MPa elongation @ break More than 160% shore hardness (bands) 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.2 hardness (sinter piston) HRB60-80 Technical requirements for sinter piston Raw material F50 - U3 - 66 or FC - 0208 Steam treatment OD tested by digital air gauge

Glass fiber and MoS2 filled PTFE banded shock pistons with low friction Specifications: Physical performance for shock piston tensile strength More than 15MPa elongation @ break More than 200% shore hardness 57 - 61 density 2.15 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.3 highest working temperature 260℃ Description: glass fiber and Molybdenum disulphide filled PTFE banded shock pistons with low friction and low creep physical properties: percent

Skew oil hole design banded piston with skirting PTFE used in car shocks Specifications: Physical performance for shock piston tensile strength More than 18MPa elongation @ break More than 160% shore hardness (bands) 57 - 61 density 2.06 – 2.19 g/cm3 wear Less than 50mg friction coefficient Less than 0.2 hardness (sinter piston) HRB60-80 Technical requirements for sinter piston Raw material F50 - U3 - 66 or FC - 0208 Steam treatment OD tested by digital air gauge Description: