thods of application
Steel pipe surface treatment :rust removal removal , removing welding slag ,burr ,oil and keeping dry and clean ,manual rust removal should reach St3 ,mechanical St2 ,meeting the request of SYH4007-86.
Primer coating: adopting customized mating priming paint .keep away from fire .Spreading equably no matter brushing ,rolling or spraying .priming paint dosage for manual work 12/L ,mechanical construction 20/L.
Polypropylene fiber anticorrosive tape
该产品基材为*特的改性聚丙烯编织纤维布,采用丁基橡胶改性沥青做防腐胶层。
2.Main technical specification
Item Unit Ordinary Strengthened Specially
Serial Number ------- LX-T760 LX--T770 LX--T780
color -------- Black ,gray ,green or others
Specification mm 50,75,100,150,250,300,500
Rubber
Thickness Basement membrane thickness mm 0.30 0.30 0.60 0.60
Bond line thickness mm 0.85 0.90 1.10 0.95 1.00 1.05
Aggregate thickness mm 1.15 1.20 1.40 1.50 1.60 1.65
Tensile strength Mpa ≥60
Peel
Strength To priming painted steel N/cm ≥45
To priming painted steel N/cm ≥25
Dielectric strength Kv/mm. ≥30
Volume resistivity .m >1×10
Water vapor permeability (24th ) Mg/㎝ <0.45
Thermal antioxidation test 2400h % <25
Antiultraviolet light % ≥80
Water absorption % <0.35