SINCE 1997,HNA has been an integrated engineering & manufacturing specialist recognized worldwide for its unique USA Imported Polyurethane, Precise Machining and Bonding Craft Technology and high quality products in the O&G industry, by designing and fabricating HNA Double Acting Flex-Lip Bonded Pistons with Polyurethane for Duplex, Triplex and Quintuplex pumps, which are 100% interchangeable to most of the global famous brands: Bomco, Honghua, TSC, Weatherford, Ellis Williams, Gardner Denver, Emsco , National, Oilwell, Ideco, Drillmec & other major types of models, and customized design and production available.

FEATURES:                                

*  Forged & World Top Class Heat Treated Piston Hub,

 AISI 5140/4140/4135 (40Cr/42CrMo/35CrMo)

(Or customized material)

* Flex Lip Type, Single Durometer

* For Double-acting Pump Design

* Bonded Piston Type Benefits:

1)Increased structural strength with very high tensile strength for longer operation life,

2)Improved shock absorption and minimized shock when piston moves,

3)Enhanced sealing capabilities and sealing failure prevention via Reduced possibility for fluids to penetrate between the polyurethane insert and the piston hub

* USA Imported Polyurethane with:

  Extrusion/Abrasion Resistance: Perfect

  Chemical/Corrosion Resistance: Perfect

  Temperature Resistance: Maximum 220F(105C)

 Pressure Resistance: Maximum 5000 Psi  

*  LGS Handle Application: Perfect when <10%

*  WBM PPG Application：Perfect for all conditions

*  Liner Application: Zirconia, Metal

*  Misalignment Handle Application: Very Good

*  Drilling Fluid Application:

Perfect for Water Based Mud(WBM),Oil Based Mud(OBM),Synthetic Based Mud(SBM),Emulsion, Clear Water

Not Recommended for: Salt Water/Sea Water

*  Polyurethane Color: Red/Orange

*  Shelf Life: Perfect (<24 months, under proper storage condition)

*  Long Service Life Exceeding API Standard

* Chinese High Quality Polyurethane & USA High Performance Polyurethane for Options

* Fully interchangeable with major piston types, Available Size: 3”(75mm) -- 8”(200mm),Series A,B,K,L

* Customized Double Acting Bonded Piston using different high performance Dual Duro Polyurethane and Slip Seal Design available to enhance the operation performance

* Customized double acting bonded piston with NBR/HNBR as options

*  Product Series:

HNA-FE-P-DBFRC:HNA Double Acting Flex Lip R Bonded Piston with Chinese High Quality Polyurethane: Available Size: 3”(75mm) -- 8”(200mm),Series A,B,K,L

HNA-FE-P-DBFRU:HNA Double Acting Flex Lip R Bonded Piston with USA High  Performance Polyurethane: Available Size: 3”(75mm) -- 8”(200mm),Series A,B,K,L

Customized Specific Design & Series of HNA Double Acting Flex Lip/ Slip Seal Type Bonded Piston With/Without NBR/HNBR/Single/Dual Duro Polyurethane, API/Non-API Standard