Peek Valve Plate

PRODUCT
PEEK阀片

Peek Valve Plate

PEEK is a special high temperature resistant thermoplastic polymer material developed by the British ICI company. Because of its high temperature resistance, corrosion resistance, chemical resistance, and abrasion resistance, it has become a key material in many high-tech fields.

Its main technical level Indicators and characteristics such as

1. Technical performance indicators of polyether ether ketone:
Main technical performance indicators of PEEK engineering plastic valve disc

Test item

Unit

Data

Test method

Tensile strength Mpa

Mpa

≥75

GB/T1040

Flexural strength Mpa into

Mpa

入180

GB/T9341

Flexural modulus of elasticity Gpa

Gpa

≥7.5

GB/T9341

Impact strength (unnotched)

KJ/m2

≥35

ASTMD256

Impact strength (notched)

KJ/m2

≥20

ASTMD256

Heat distortion temperature

≥200

ASTMD64

Rockwell hardness (HRM)

 

≥100

ASTMD785

Density

g/cm3

1.45 

 

Melting point

334

 

1. Main performance

Melting point: 334 degrees Tensile strength: 97.38MPa Bending strength: 134MPa

2. Main physical properties

1. Heat resistance
The long-term continuous use temperature evaluation method, the UL temperature index measurement value is 250°C.

2. Chemical resistance
PEEK only dissolves in concentrated sulfuric acid and has good chemical resistance.
Some test results are shown in Table 1: Table 1 Chemical resistance of PEEK (under 500kg/CM2 stress)

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