LJ Polymer
LJ Polymer
China

LJ Polymer (China)

Guangdong LJ Polymer is a specialty nylon R&D and manufacturing company focused on high-temperature nylons led by PPA (polyphthalamide). It has in-house mastery of the synthesis and compounding of semi-aromatic polyamides such as PA10T / PA10I, with a melting point around 306-316°C. The products offer high heat resistance, high rigidity, chemical resistance, low moisture absorption and dimensional stability, and can replace imported high-temperature nylons. They are widely used in automotive thermal management, electronic connectors...

Company Profile

Guangdong LJ Polymer Co., Ltd.

Guangdong LJ Polymer is a specialty nylon R&D and manufacturing company focused on high-temperature nylons led by PPA (polyphthalamide). It has in-house mastery of the synthesis and compounding of semi-aromatic polyamides such as PA10T / PA10I, with a melting point around 306-316°C. The products offer high heat resistance, high rigidity, chemical resistance, low moisture absorption and dimensional stability, and can replace imported high-temperature nylons. They are widely used in automotive thermal management, electronic connectors and SMT components. LOONGJAY (Shenzhen) is its authorized distributor for PA10T and high-temperature nylons (including PPA), distributor No. LONGJIE211201, providing factory-sealed, authentic and traceable materials. After-sales and technical support are handled by Guangdong LJ Polymer, forming a collaborative system of 'principal R&D and manufacturing + trading company global channels and local delivery'.

306-316℃Melting point
PA10TIn-house synthesis
LONGJIE211201Distributor No.
Factory-sealedAuthentic & traceable

Facilities & Technology

Official principal materials and applications
PPA high-temperature nylon pellets
PPA high-temperature nylon resin pellets
Natural-color PPA pellets
Natural-color PPA pellets · factory-sealed
Warehousing
Local warehousing for fast delivery

Product Lines & Grades

Full product lines and corresponding grades
Product Lines & Grades
  • LS401HFHigh-temperature nylon compound grade with excellent flow and processability, suited to thin walls and structural parts
  • LS600 / LS600HFStandard and high-flow PPA grades with balanced heat resistance and rigidity; HF denotes the high-flow version
  • LS900HFHigh-heat, high-flow grade for high-heat operating conditions and precision injection

Technical Data Sheets

TDS / COA technical documents
Contact us for samples and technical support