Steel Watertank Liner Fabric6701 450gr/m2

 

TECHNICAL DATA SHEET

Download TDS Technical Data Sheet for PVC Coted Water Tank Liner Fabric 6701 450gr/m2

Product: -PVC Coated Water tank liner Fabric (6701 450gr)

Application:

Tank Liner

Support Cloth ( DIN 6000 )	Polyester
Specification ( DIN EN 1049-2 )	20*20 per inch(plain weave)
Yarn (d) ( DIN EN ISO 2060 )	1000*1000 D
Type of Coating	PVC coated on both sides
Total Weight ( DIN EN ISO 2286-2 )	450g/m2
Width ( DIN EN ISO 2286-1)	UP TO 3.2M         (Common Wdith2.05,2.5,3m)
Tensile strength ( DIN 53354 )	2200/2100 N/5CM
Tear strength ( DIN 53356 )	250/230N/5CM
Adhesion Strength	100/5cm
Low Temperature-No Crack At	-30℃ to +70℃
Flame Retardant	NFPA701,M2,B1 as request

 

Packing: craft paper or PE foam, available with Hard Tube protection packing.

Features:

A: UV resistant, FR (NFPA701, B1, M2)

B: Cold resistant, Anti-Mildew

C: Glossy and Matt surface

D: Lacquered are available as requests

E: Color, weight can be customized

PVC or TPU Water Storage Bladders: Which Performs Better for Your Needs?

Durability & Wear Resistance

PVC (Polyvinyl Chloride) bladders offer robust chemical resistance, standing up well against acids, alkalis, and salts in industrial or agricultural water storage 13. Yet, they show vulnerability in high-friction environments—scratches or abrasions can shorten their lifespan significantly.

TPU (Thermoplastic Polyurethane) outperforms here. Its exceptional tear resistance and molecular elasticity allow it to endure rough handling, rocky surfaces, or constant movement without damage 29. For mining camps or disaster-relief sites where bladders are dragged or repositioned, TPU’s toughness translates to fewer replacements and lower long-term costs.

Battle Against the Elements

PVC struggles under extreme conditions:

• Turns brittle below 0°C, risking cracks in cold climates
• Degrades under UV exposure, leading to premature aging and failure in outdoor use
• Operating range: -20°C to 60°C (Fabric range -30°C to 70°C)

TPU thrives where PVC fails:

• Stays flexible even at -40°C, ideal for alpine or polar deployments
• Resists UV radiation and oxidation, maintaining integrity under decades of sun exposure
• Handles -40°C to 120°C—perfect for solar-heated desert storage or winterized systems

Safety, Health & Environmental Impact

Regular PVC contains plasticizers like phthalates, which may leach into stored water over time—especially when temperatures rise. This poses contamination risks for drinking water or agricultural use . Unless you choose the food grade customized PVC material.

TPU is inherently safer:

• FDA-compliant and non-toxic—certified for potable water storage 26
• Naturally bacteria-resistant, preserving water purity without chemical treatments.
• Eco-friendly end-of-life: Recyclable and low-pollution vs. PVC’s microplastic legacy.

Cost & Value Analysis

PVC’s advantage is clear: ~30–50% cheaper upfront than TPU, making it accessible for single-season farming or budget-limited projects.

But TPU delivers lifetime value:

• 3–5× longer service life in demanding conditions
• Lower failure rates mean reduced water loss and replacement labor
• ROI-positive for critical uses: drought relief, military ops, or permanent installations

Real-World Solutions: Where Each Material Excels

Choose PVC when:

• Your project requires low-cost, large-volume bladders (e.g., seasonal crop irrigation)
• Chemical resistance is paramount (e.g., industrial process water)
• Short-term or indoor use minimizes UV/thermal stress

Switch to TPU for:

• Extreme environments—TPU bladders supplied to Tibetan Plateau herders withstood -35°C winters
• Potable water systems—our drought-response bladders fabric in Kenya maintained sterile water for 12+ months

Mobile applications—back packable emergency bladders for relief