DARWIN PLUS
RUBBER AIR HOSE (IS : 446-1980)
Manufactured out of suitable Rubber Compound reinforced with impregnated Woven Textile Piles or Rayon Yarn Braiding. Type 1 air Hose. Type II Pneumatic Tool hose. Type III Rock Drill Hose. Type III Hoses have lining & cover resistant to oil mist.

Generally confirming to IS Specification
Woven Textile Reinforcement
Type-II
Tool Hose
Type-III
Rock Drill Hose
Type-I
Air Hose
Nominal
Bore
Size
in
MM 		Tolerance
on
Nominal
Bore
in
MM 		Thickness
of
Lining
in
MM 		Working
Pressure
7
kg/cm 2
OD
MM 		Bursting
Pressure
28 kg/cm 2
  no.of
Piles 		Working
Pressure
10
kg/cm 2
OD
MM 		Bursting
Pressure
40 kg/cm 2
no.of
Piles 		Working
Pressure
14
kg/cm 2
OD
MM 		Bursting
Pressure
56
kg/cm 2
no
of Piles
5.0 0.75 1.50 12.0 2 12.0 2 12.5 3
6.3 0.75 1.50 13.0 2 13.0 2 14.0 3
8.0 0.75 1.50 15.0 2 16.5 3 16.5 3
10.0 0.75 1.50 17.0 2 18.5 3 19.5 4
12.5 0.75 1.50 19.5 2 21.0 3 24.0 4
16.0 0.75 1.50 23.0 2 24.5 3 27.5 4
20.0 0.75 1.50 28.0 3 29.5 4 31.5 5
25.0 1.25 2.00 35.0 4 38.0 4 39.0 6
31.5 1.25 2.00 42.0 4 44.5 5 46.0 6
38.0 1.50 2.00 48.5 4 51.0 5 54.0 7
50.0 1.50 2.50 64.0 6
Braided Rayon Reinforcement
Type-1
Air Hose
Type-II
Tool Hose
Type-III
Rock Drill Hose
Working
Pressure
7
kg/cm 2
OD
MM
Bursting
Pressure
28
kg/cm 2
no. of
Braids
Working
Pressure
10
kg/cm 2
OD
MM
Bursting
Pressure
40
kg/cm 2
no.of
Braids
Working
Pressure
14
kg/cm 2
OD
MM
Bursting
Pressure
56
kg/cm 2
no. of
Braids
10.0 1 10.0 1 11.0 1
12.0 1 12.0 1 12.5 1
13.5 1 13.5 1 14.0 1
15.5 1 15.5 1 16.0 1
18.0 1 20.0 2 22.0 2
21.5 1 23.5 2 25.5 2
25.0 1 27.0 2 29.0 2
33.0 2 34.0 2 37.0 3
40.0 2 43.0 3 44.0 3
47.0 2 49.5 3 50.5 3
62.5 3