1. thin body 2. high strength 3. good elasticity 4. high adhesive strength
Choose nylon 6 rubberized canvas as frame matreial.
Usage: covey materials under the conditions of long-mid distance, heavy load and high speed.
Specification:
Type | Numbers of ply | Thickness of rubber coverage(mm) | Width(mm) | Length(m) | Width tolerance | |
upper | lower | |||||
NN100 NN150 NN200 NN250 NN300 | 2~8 | 1.5~8
| 1.5~4.5 | 300~1200 | no limitation | ±1% |
Technical Index:
Item
| Unit | Index | |||||||
NN100 | NN150 | NN200 | NN250 | NN300 | |||||
Adhesive strength | Thickness of cloth and rubber coverage > 1.5mm | N/mm | ≥3.90 | ≥3.90 | ≥3.90 | ≥3.90 | ≥3.90 | ||
Thickness of cloth and rubber coverage≤1.5mm
| N/mm | ≥3.50 | ≥3.50 | ≥3.50 | ≥3.50 | ≥3.50 | |||
Between cloth and cloth plies
| N/mm | ≥5.00 | ≥5.00 | ≥5.00 | ≥5.00 | ≥5.00 | |||
Longitudinal tensile strength of rubber cloth | N/mm | ≥98 | ≥147 | ≥196 | ≥245 | ≥294 | |||
Longitudinal elongation at rupture of all thickness of belt | % | ≥10 | ≥10 | ≥10 | ≥10 | ≥10 | |||
Longitudinal reference tensile rate of all thickness of belt | % | ≤4 | ≤4 | ≤4 | ≤4 | ≤4 | |||
Properties of rubber covering | Tensile strength | H | Mpa | ≥18 | ≥18 | ≥18 | ≥18 | ≥18 | |
M | Mpa | ≥14 | ≥14 | ≥14 | ≥14 | ≥14 | |||
L | Mpa | ≥10 | ≥10 | ≥10 | ≥10 | ≥10 | |||
Elongation at rupture | H | % | ≥400 | ≥400 | ≥400 | ≥400 | ≥400 | ||
M | % | ≥350 | ≥350 | ≥350 | ≥350 | ≥350 | |||
L | % | ≥300 | ≥300 | ≥300 | ≥300 | ≥300 | |||
Wear and tear | H | cm3/1.61km | ≤0.7 | ≤0.7 | ≤0.7 | ≤0.7 | ≤0.7 | ||
M | cm3/1.61km | ≤0.8 | ≤0.8 | ≤0.8 | ≤0.8 | ≤0.8 | |||
L | cm3/1.61km | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | |||
Nylon conveyor belt