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HPPB (PP-B)

Hyosung “HPPB” (High performance polypropylene for PP-B pipes) provides polypropylene sewerage and industrial pipe systems with excellent performance with low weight.

HPPB (PP-B)
By Hyosung own unique polypropylene block copolymer technology, HPPB high modulus grades offers full satisfaction to the pipe industry’s demands for higher speed and easy production of pipes, and easy installation at work place with extraordinary long service life. HPPB materials have been developed for non-pressure sewerage and industrial systems to improve the performance of solid and multi wall pipes for underground.
Hyosung HPPB offers;
Siffness,
Corrosion and Chemical Resistance
Impact, Abrasion and Stress Crack Resistance at low temperatures
Flexibility and Structural integrity to accommodate ground movements without breaking
High temperature resistance at 60℃ (Short term up to 90℃)
Especially, Hyosung HPPB materials introduce you high modulus (PP-HM) grade HB242P for
Improved stiffness/Impact property balance
Low pipe weight per meter
Increased pipe design freedom
Safer pipe handling and easier installation at the trench
Long-term in-service durability

Physical Properties of HPPB

Property Method Unit HB242P(PP-HM) HB240P(PP-B)
Melt Index ASTM D1238 g/10min 0.3 0.3
Tensile Strength (at Yield) ASTM D638 kg/㎠ 320 320
Flexural Modulus ASTM D790 kg/㎠ 18,000 15,000
Rockwell Hardness ASTM D785 R-Scale 95 85
IZOD
Impact Strength
23℃ ASTM D256 kg·cm/cm No Break No Break
-10℃ 5.0 5.0
HB242P MSDS DownloadHB242P MSDS Download HB240P MSDS DownloadHB240P MSDS Download