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PT. Loka Refractories
Jl. Mastrip No.24, Karang Pilang
Surabaya 60221
Phone: 031 766 3307
Fax: 031 766 1236
Email: info@lokarefractories.com
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PT. Loka Refractories by online!
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ROCKWOOL
LEFT | | Physical Properties | Description | #80 | #100 | #120 | | Nominal Density | 80 kg/m3 | 100 kg/m3 | 120 kg/m3 | | Service Temp. | up to 600°C
(1100°F) | up to 650°C
(1200°F) | up to 650°C
(1200°F) |
Other densities are available on request
Standard Sizes mm | Description | #80 | #100 | #120 | | Width x Length | 605 x 910 or 500 x 1000 | | Thickness | 25, 50, 75, 100 |
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Thermal Conductivity Kcal/m.h.°C (BTU-in/ft 2.h.°F) Description | Mean temperature | 100°C (212°F) | 200°C (392°F) | 300°C (572°F) | 400°C (752°F) | #80 | 0.037 (0.298) | 0.050 (0.403) | 0.066 (0.532) | 0.085 (0.685) | #100 | 0.036 (0.290) | 0.049 (0.395) | 0.063 (0.508) | 0.082 (0.661) | #120 | 0.035 (0.282) | 0.047 (0.379) | 0.061 (0.492) | 0.079 (0.637) |
FELT for large tanks
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PIPE COVER | | Pre-molded pipe covering made from Rockwool bonded with phenolic resin. AG type (with facing of aluminium reinforced with glass cloth) is available on request. Use for all types of heated and/cooled piping in process industries and buildings. H type has 160 kg/m³.
Physical Properties | Description | Standard type/ AG type | H Type | | Nominal Density | 110 kg/m3 | 160 kg/m3 | | Service Temp. | up to 650°C
(1200°F) | up to 650°C
(1200°F) |
Higher densities pipe covering is available on request |
Standard Sizes Length 1000 m N.P.S
(inch) | I.D
(inch) | Thickness | 20 | 25 | 30 | 40 | 50 | 65 | 75 | 1/2 | 27.1 | ΘΟΔ | ΘΟΔ | ΟΔ | ΟΔ | Δ | Δ | Δ | 3/4 | 27.2 | ΘΟΔ | ΘΟΔ | ΟΔ | ΟΔ | Δ | Δ | Δ | 1 | 34.0 | ΘΟΔ | ΘΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | Δ | 1-1/4 | 42.7 | ΘΟΔ | ΘΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | Δ | 1-1/2 | 48.6 | ΘΟΔ | ΘΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | Δ | 2 | 60.5 | ΘΟΔ | ΘΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | Δ | 2-1/2 | 76.3 | ΘΟΔ | ΘΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | Δ | 3 | 89.1 | ΟΔ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | Δ | 3-1/2 | 101.6 | Δ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | 4 | 114.3 | Δ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | 5 | 140.8 | | ΟΔ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | Δ | 6 | 165.2 | | ΟΔ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | 8 | 216.3 | | Δ | Δ | ΟΔ | ΟΔ | ΟΔ | ΟΔ | 10 | 267.4 | | Δ | Δ | Δ | ΟΔ | ΟΔ | ΟΔ | 12 | 318.5 | | Δ | Δ | Δ | ΟΔ | ΟΔ | ΟΔ | 14 | 355.6 | | Δ | Δ | Δ | Δ | Δ | Δ | 16 | 406.4 | | Δ | Δ | Δ | Δ | Δ | Δ |
Ο : PIPE COVER Standard Type Δ : PIPE COVER H type Θ : COVER AG type Thermal Conductivity Kcal/m.h.°C (BTU-in/ft 2.h.°F) Type | Mean temperature | 100°C (212°F) | 200°C (392°F) | 300°C (572°F) | 400°C (752°F) | Standard | 0.036 (0.290) | 0.047 (0.379) | 0.061 (0.492) | 0.079 (0.637) | AG | 0.036 (0.290) | 0.047 (0.379) | 0.061 (0.492) | 0.079 (0.637) | H | 0.034 (0.274) | 0.046 (0.370) | 0.060 (0.483) | 0.076 (0.613) |
COVER for piping
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REPELLENT FELT | | Water repellent treated Rockwool application felt. Recommended for anti moisture penetration such as heavy oil tanks etc.
Water repellent properties are reduced in the part of the insulation where the temperature exceeds 120°C
Physical Properties | Description | #80 | #100 | | Service Tempemperature | up to 600°C
(1100°F) | up to 650°C
(1200°F) |
Water repellent properties are reduced in the part of the insulation where the temperature exceeds 120°C |
Thermal Conductivity Kcal/m.h.°C (BTU-in/ft 2.h.°F) Description | Mean temperature | 100°C (212°F) | 200°C (392°F) | 300°C (572°F) | 400°C (752°F) | #80 | 0.037 (0.298) | 0.050 (0.403) | 0.066 (0.532) | 0.085 (0.685) |
WIRED BLANKET | | Flexible Rockwool blanket insulation has one side stitched with 0.5 mm dia. galvanized wire on to No. 22 gauge (0.7 mm dia.) galvanized wire mesh of 1” (25 mm) hexagonal pattern. Used for fittings, valves, large pipes, cylindrical and spherical surfaces of boilers, tanks, vessels, etc.
Other types of metal facings are available on request.
Physical Properties | Description | #80 | #100 | #120 | #150 | | Nominal Density | 80 kg/m3 | 100 kg/m3 | 120 kg/m3 | 150 kg/m3 | | Service Temp. | up to 650°C
(1200°F) | up to 700°C
(1300°F) | up to 700°C
(1300°F) | up to 700°C
(1300°F) |
Other densities are available on request
Standard Sizes mm | Description | #80 | #100 | #120 | #150 | | Width | 500 | 500 | 500 | 1000 | | Length | 5000 | 4000 | 3000 | 3000 | | Thickness | 25 | 30, 40, 50 | 65, 75 | 25, 30, 40, 50, 65, 75, 100 | | | | | |
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Thermal Conductivity Kcal/m.h.°C (BTU-in/ft 2.h.°F) Description | Mean temperature | 100°C (212°F) | 200°C (392°F) | 300°C (572°F) | 400°C (752°F) | #80 | 0.037 (0.298) | 0.050 (0.403) | 0.066 (0.532) | 0.085 (0.685) | #100 | 0.036 (0.290) | 0.049 (0.395) | 0.063 (0.508) | 0.082 (0.661) | #120 | 0.035 (0.282) | 0.047 (0.379) | 0.061 (0.492) | 0.079 (0.637) | #150 | 0.034 (0.274) | 0.046 (0.370) | 0.059 (0.476) | 0.076 (0.613) |
WIRED BLANKET for large diameter piping
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LATH BOARD | | Metal-mesh covered board insulation, consisting of MG Felt and expanded metal lath with diamond-shape openings, weighing 350 g/m² on one side. (Other types of metal facings are available and metal facings on both sides are also available). Used for insulating valves, flanges, vessels, tanks, equipment, etc.
Physical Properties | Description | #80 | #100 | #120 | | Nominal Density | 80 kg/m3 | 2100 kg/m3 | 120 kg/m3 | | Service Temp. | up to 600°C
(1100°F) | up to 600°C
(1100°F) | up to 600°C
(1100°F) |
Other densities are available on request
Standard Sizes mm | Description | #80 | #100 | #120 | | Width x Length | 605 x 910 or 500 x 1000 | | Thickness | 25, 40, 50, 75, 100 |
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Thermal Conductivity Kcal/m.h.°C (BTU-in/ft 2.h.°F) Description | Mean temperature | 100°C (212°F) | 200°C (392°F) | 300°C (572°F) | 400°C (752°F) | #80 | 0.037 (0.298) | 0.050 (0.403) | 0.066 (0.532) | 0.085 (0.685) | #100 | 0.036 (0.290) | 0.049 (0.395) | 0.063 (0.508) | 0.082 (0.661) | #120 | 0.035 (0.282) | 0.047 (0.379) | 0.061 (0.492) | 0.079 (0.637) |
LATH BOARD for valves & flanges
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BOARD | | MG Board is Rockwool insulation board with a higher density than MG Felt. Used for insulating vessels, exchangers, equipment, etc., in process industries and also used as roof insulation for warehouses, factories, and core insulation material for partitions in buildings.
Physical Properties | Description | #150 | #200 | #250 | #300 | | Nominal Density | 150 kg/m3 | 200 kg/m3 | 250 kg/m3 | 300 kg/m3 | | Service Temp. | up to 650°C
(1200°F) | up to 650°C
(1200°F) | up to 650°C
(1200°F) | up to 650°C
(1200°F) |
Standard Sizes mm | Description | #150 | #200 | #250 | #300 | | Width x Length | | 605 x 910 | 910 x 1820 | | | Thickness | 25, 40, 50,
75, 100 | 25, 40, 50,
75 | 25, 40, 50,
75 | 25, 40, 50
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Thermal Conductivity Kcal/m.h.°C (BTU-in/ft 2.h.°F) Description | Mean temperature | 100°C (212°F) | 200°C (392°F) | 300°C (572°F) | 400°C (752°F) | #150 | 0.034 (0.274) | 0.046 (0.0370) | 0.059 (0.476) | 0.076 (0.613) | #200 | 0.037 (0.298) | 0.037 (0.298) | 0.037 (0.298) | 0.037 (0.298) | #250 | 0.037 (0.298) | 0.037 (0.298) | 0.037 (0.298) | 0.037 (0.298) | #300 | 0.037 (0.298) | 0.037 (0.298) | 0.037 (0.298) | 0.037 (0.298) |
BOARD for towers
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BELT | | Rockwool Blanket insulation board made of MG Felt strips of upright fibers bonded to open weave cotton fabric. (Other facings, such as aluminium kraft paper, glass fabrics are available on request). Used for insulation of instrument piping, elbows, air ducts, etc.
Physical Properties | Nominal Density | 60 kg/m3 | | Service Temp. | up to 600°C (1100°F) |
Standard Sizes mm | Width x Length | 605 x 1820 | | Thickness | 25, 40, 50 |
Thermal Conductivity Kcal/m.h.°C (BTU-in/ft2.h.°F)
Mean temperature | 100°C (212°F) | 200°C (392°F) | 300°C (572°F) | 400°C (752°F) | 0.040 (0.323) | 0.062 (0.500) | 0.092 (0.742) | 0.137 (1.113) |
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WOOL | | Dark brown, granulated Rockwool in loose form. Filling for hot and cold insulation (white color wool is also available on request)
Physical Properties | Fiber Diameter | 7 micron (Av. max.) | | Service Temp. | up to 700°C (1300°F) |
Filling density at 150 kg/m3
Thermal Conductivity Kcal/m.h.°C (BTU-in/ft2.h.°F)
Mean temperature | 100°C (212°F) | 200°C (392°F) | 300°C (572°F) | 400°C (752°F) | 0.036 (0.290) | 0.048 (0.387) | 0.062 (0.500) | 0.080 (0.645) |
Filling density at 150 kg/m3 |
PIPE COVER for bendpiping
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