PVC Mining Tunnel Flexible Ventilation Ducting

• Material: PVC
• Usage: Mining, Industrial
• Application: Mining,Tunnel,Construction
• Shape: Round
• Performance: High Strength
• Certification: ISO, CCC
• Model NO.: LS
• Function: Return Air
• Size: 150 mm - 3,200 mm
• Color: Yellow/Black/Green
• Accessories: Zipper, Steel Ring, Eyelet
• Standard Length: 1 M - 200 M
• Standard Pitch: 75mm for Exhausting, 100mm for Blowing
• Wire: Hard-Helix Steel / Cold Drawing
• Transport Package: Woven Bag
• Specification: Diameter: 150 mm - 3, 200 mm, Standard Length:
• Trademark: Bohwa
• Origin: China
• HS Code: 59119000
• Production Capacity: 20000metres/Month

Product Description

Main Specification

Threads & Yarn		500D×840D	1000D×1000D	1000D×1000D	1500D×1500D	2000D×2000D
		9×12	9×12	12×12	9×12	9×9
Total Weight		420±20	500±20	550±20	600±20	700±20
Color		Yellow / Black / Green
Tensile Strength	Warp (N/5cm)	1000	1200	1600	1800	2600
	Weft (N/5cm)	1000	1500	1900	2000	2600
Tearing Strength	Warp (N)	220	320	500	650	720
	Weft (N)	300	380	500	680	720
Working Temperature		-30ºC ~ 80ºC
Flame Retardant		NFPA701:2015, DIN 4102 B2
Inside Diameter		200mm - 2000mm
Length		5m - 25m
Standard Pitch		75mm for exhausting, 100mm for blowing
Wire		Hard-Helix Steel / Cold Drawing
End Finish		Zipper / Steel Ring
Conductivity		≤10^8Ω (both for Black and Yellow)

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