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| Test | Unit | Standard | Test Frequency |
RH75 | RH10 | RH15 | RH20 | RH30 | |
| Mechanical Properties | Thickness | mm | D5199 | per roll | 0.75 | 1.00 | 1.50 | 2.00 | 3.00 |
| Density | g/cc | D1505/D792 | 90,000 kg | 0.94 | |||||
| Tensile Properties | D 6693 | ||||||||
| · yield strength | kN/m | Type IV | 9,000 kg | 11 | 15 | 22 | 29 | 44 | |
| · break strength | kN/m | 20 | 27 | 40 | 53 | 80 | |||
| · yield elongation | % | 12 | 12 | 12 | 12 | 12 | |||
| · break elongation | % | 700 | 700 | 700 | 700 | 700 | |||
| Tear Resistance | N | D 1004 | 20,000 kg | 93 | 125 | 187 | 249 | 374 | |
| Puncture Resistance | N | D 4833 | 20,000 kg | 240 | 320 | 480 | 640 | 960 | |
| Stress Crack Resistance | hr. | D 5397 | per GRI GM-10 | 500 hr. | |||||
| Carbon Black Content | % | D 4218 | 9,000 kg | 2.0-3.0% | |||||
| Reference Propertied | Oxidative Induction Time | min | D 3895 | 90,000 kg | 100 min. | ||||
| (a) Standard OIT | D 5885 | ||||||||
| (b) High Pressure OIT | 400 min. | ||||||||
| Oven Aging at 85°C retained after 90 days |
% | D 5721 | per each | ||||||
| (a) Standard OIT - % | D 3895 | formulation | 55% | ||||||
| (b) High Pressure OIT - % | D 5885 | 80% | |||||||
| UV Resistance | % | per each | |||||||
| High Pressure OIT - % retained after 1600 hrs |
D 5885 | formulation | 50% | ||||||
| Roll Size | Roll Width | m | 7/8 | 7/8 | 7/8 | 7/8 | 7 | ||
| Roll Length | m | 280 | 210 | 140 | 105 | 70 | |||
| Size stability | % | 2% | |||||||
Geomembranes of different thicknesses have various applications. Here are some common uses:
Thin geomembranes (0.5-1.0 mm):
Liners for small ponds and lakes: Thin geomembranes are suitable for lining small water bodies, such as decorative ponds, lakes, and canals.
Secondary containment: They can be used as a secondary containment layer in tank farms, gas stations, and other industrial facilities.
Erosion control: Thin geomembranes can be used to control erosion on slopes, embankments, and channels.
Medium-thickness geomembranes (1.0-2.0 mm):
Landfills and waste management: Medium-thickness geomembranes are commonly used as liners for landfills, waste disposal sites, and hazardous waste facilities.
Water storage and management: They can be used for lining water storage tanks, reservoirs, and canals.
Mining applications: Medium-thickness geomembranes are used in mining operations for tailings management, heap leach pads, and process water storage.
Thick geomembranes (2.0-3.0 mm and above):
High-risk applications: Thick geomembranes are used in high-risk applications, such as nuclear waste storage, chemical storage, and oil refineries.
Large-scale water management: They are used for lining large water storage facilities, such as dams, reservoirs, and canals.
Heavy-duty industrial applications: Thick geomembranes are used in heavy-duty industrial applications, such as mining, oil and gas, and chemical processing.
Here are 8 key features of geomembranes:
These features make geomembranes an effective solution for a wide range of applications, including environmental protection, mining, water management, and more.
Tai'an City RuiHeng Building Materials Co., Ltd is specialized in the research, development, production and sales of geosynthetic materials, plastic products and plastic machinery. Our company is devoted to geosynthetic material research and development and application.