​​Cable-Grade Water-Blocking Polymer Powder - Technical Specifications​​

​​Product Overview​​

A specialized superabsorbent polymer powder engineered for superior moisture protection in cable systems, featuring:

• Instant water-triggered gel formation

• Long-term structural stability

• Broad material compatibility

• Thermal/chemical resistance

​​Key Performance Parameters​​

​​Technical Advantages​​

• ​​Rapid Response​​: Immediate swelling upon water contact

• ​​Persistent Protection​​: Gel remains stable for cable lifespan

• ​​Material Adaptability​​: Compatible with XLPE, PVC, PE insulation

• ​​Process Friendly​​: Easy integration during cable manufacturing

• ​​Quality Assurance​​: Consistent batch-to-batch performance

​​Application Benefits​​

• Extends cable service life by preventing water degradation

• Reduces maintenance costs and failure rates

• Suitable for harsh environments (underground/submarine)

• Complies with international cable standards

​​Product Safety​​

• Non-toxic formulation

• Non-corrosive to cable materials

• MSDS compliant handling procedures

​​Storage & Handling​​

• 24-month shelf life in original packaging

• Store at <30°C/<65% RH

• Moisture-proof sealed containers recommended

​​Frequently Asked Questions​​

​​Q: How does swelling capacity vary with water salinity?​​

A: Standard grade maintains >80% performance in brackish water (≤3% salinity)

​​Q: Can it be used in high-voltage cable applications?​​

A: Yes, specially formulated for HV cable water-blocking tapes

​​Q: What's the typical application dosage?​​

A: 0.5-3% by weight depending on cable design requirements

​​Q: Does it affect cable electrical properties?​​

A: No impact on dielectric strength or insulation resistance

​​Q: Are custom particle sizes available?​​

A: Yes, tailored distributions for specific manufacturing processes