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	PRODUCT CATALOGUE > DUCTING HOSES > VENTILATION HOSES > #H/BLND


PRODUCT #H/BLND - NEOPRENE LINED DUCTING

Click here to view CR general properties sheet.

Description: The spring steel helix is trapped between an outer layer of neoprene coated/impregnated fibreglass fabric and an inner liner of neoprene coated fibreglass. The strong outer double retention cord is of a similar material.

Application: Where a smooth bore is required to transfer air and non-abrasive material at low pressure.

Colour: Black with white cords.

Diameters: 26 between 12mm - 305mm.

Lengths: 4 metres (2.5m under 25mm).

Temperature Range: -50°C to +150°C in 20°C ambient.

Technical Specification
Nominal Bore (mm)	Nominal Weight (g/m)	Inside Radius (mm)	Working Pressure (kPa)	Working Vacuum (mm Water)
13	80	8	230	5170
16	90	8	230	5170
18	115	9	230	5170
19	120	10	220	5170
22	130	11	220	5170
25	150	14	200	5170
32	200	18	180	5170
38	230	20	170	4285
41	250	20	170	4285
44	265	20	170	4285
51	300	25	170	4285
55	315	26	160	4000
57	330	27	150	4000
60	345	28	150	3800
63	360	30	140	3400
65	380	32	140	3400
67	400	32	140	3400
70	420	33	140	3400
72	440	33	140	3400
76	460	34	140	3400
80	480	35	140	3245
83	505	35	140	3125
89	530	36	120	2990
95	560	38	110	2855
97	580	38	110	2720
102	600	38	100	2585
108	650	39	90	2500
110	700	39	90	2500
114	750	40	80	2420
121	800	40	70	2340
127	850	41	70	2175
130	925	45	70	2000
140	1075	48	60	1800
152	1100	55	55	1700
160	1175	60	50	1500
165	1220	62	50	1250
178	1275	65	45	1020
180	1350	70	40	1000
203	1425	80	35	680
216	1600	90	20	545
229	1895	100	20	500
254	2060	110	20	400
305	2470	120	20	250

We reserve the right to change all technical data without prior notice.



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RALCO TUBINGS LIMITED . THE RIGHT CONNECTION Registered Office: 17 Fishers Industrial Estate , Wiggenhall Road , Watford , Herts WD18 0FN Registered Number: 1078991
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