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Shanghai Yong he Sheng Material Technology Co., LTD

PVC products for drag chain cables

Product name, item and use

Name Item Use
Tow-chain cable for insulation YHS70028J-TL flexibility, high elasticity, scratch resistance, oil resistance
Drag chain cable sheath YHS70028H-TL flexibility, high elasticity, scratch resistance, oil resistance

Product introduction

Polyvinyl chloride sheath material is made of polyvinyl chloride resin as base material, and it is mixed and plasticized by adding plasticizer, light and heat stabilizer, antioxidant, etc. Has excellent mechanical properties and processing properties. The product conforms to CRIA 0003. 1 2016 standard sheath series and meets European and American environmental standards such as ROHS, REACH, PAHS, etc., and is widely used in the field of industrial towline cables.

Extrusion process

When the storage time is long or the environment is humid, or the product surface requirements are high, the pellets can be dried in a hot air hopper at 60-70 ℃ for 1 to 2 hours before use.

Take Φ 75 double cone extruder as an example, the ideal melt temperature range is 160 ~ 180 ℃ , the heating zone should be 140-175 ℃ , check the die temperature carefully before starting (ideal temperature is 170 ℃), avoid scorching Or poor plasticity, eccentricity, etc.

Packaging and storage

(25 ± 0.2) kg / bag, inner aluminum plastic composite bag, outer kraft paper bag (or customer specified packaging)

Stored in dry and ventilated place

Prevent sun, rain and water

Storage period is 6 months

Product performance

Test Project Units Typical values
YHS70028J-TL YHS70028H-TL
Density g/cm3 1.40 1.41
Original tensile strength ≥MPa 16.2 14.2
Original elongation at break % 400 420
Air thermal aging ℃ ×h 136×168 136×168
Tensile strength retention 106 106
Elongation at break retention % 95 95
Air thermal agin ℃ ×h 60×168 60×168
Tensile strength retention % 85 85
Elongation at break retention % 88 88
200 ℃ thermal stabilization time Min ≥50 ≥50
Oxygen Index % 28 28
Hardness Shore A 70 70
Thermal deformation % ≤40 ≤40

Note: The above data is a typical value obtained by testing the product and is not a standard for testing restrictions.