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Selected Insulation
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PRODUCT & SERVICE CATALOG

Products & Services

Thermal insulation, cold insulation, and fire insulation — every product group, imported directly from the factory.

Ceramic Fiber Blanket
01 · CERAMIC FIBER

Ceramic Fiber

Insulation for high operating temperatures, from 1,260°C and 1,430°C up to 1,600°C. Suited for furnace and oven insulation, removable valve jackets, hot-air duct insulation, and boiler insulation for cement, aluminum, steel, glass, petrochemical, power, sugar, and palm oil plants.

Blanket — 12.5×610×14,400 / 25×610×7,200 / 50×610×3,600 mm
Paper — 1–6 mm thick × 610 mm wide
Board — 25×600×900 / 50×600×900 mm
Block — compressed from Blanket, fastened to anchors with no adhesive
Rope — SUS304 wire-reinforced, round Ø6–50 mm or square 6×6–50×50 mm
Tape — 3 mm thick, 50/75 mm wide, 30 m per roll
Rockwool Insulation
02 · ROCKWOOL

Rockwool Thermal & Acoustic Insulation

Imported directly from the factory. Rated to 650°C, made from limestone and basalt. Contains no asbestos, usable in ISO 14001-certified facilities. Reduces heat and noise, and helps slow fire spread in case of a fire. Suited for ceilings, building walls, and parking structures.

MicroFiber No. 5 Plus insulation
03 · MICROFIBER

Microfiber Insulation

Made in Thailand from 100% recycled glass, treated with a Non-Water Absorption additive. Non-flammable, with 4 variants for different applications:

MicroRoof
Thermal and acoustic insulation for roofs, installed under metal sheet, tile, or concrete roofing
MicroTone Noizestop
Wall thermal and sound insulation, suited for bedrooms, meeting rooms, and home theaters
MicroHi-Temp
Rated to 350°C, available in roll and panel form, produced with an eco-friendly process
MicroCover
Pipe insulation, 1 m per section, ؽ–20 in, rated -18°C to 450°C, available with aluminum foil facing
Silica cloth fire curtain installed by Centrotec
04 · FIBERGLASS & SILICA CLOTH

Fire-Resistant & Welding Spark Protection Cloth

Imported directly, affordably priced and high quality. Suited for welding/cutting spark protection and fire curtains. Choose the cloth type by operating temperature:

Fiberglass cloth — rated to 550°C
Silicone Coated Fiberglass — rated to 550°C, 0.5/1.0 mm thick, non-irritating
Silica cloth — rated to 1,000°C, pale gold, 0.7/1.3 mm thick
Silicone Coated Silica cloth — rated to 1,000°C, non-irritating
Ceramic Fiber cloth — SUS304 wire-reinforced, 2/3 mm thick, rated to 1,260°C
Custom-cut removable thermal and cold insulation jacket pieces
05 · REMOVABLE INSULATION JACKET

Removable Heat & Cold Insulation Jacket

Also called an Insulation Pillow or valve jacket, custom-sewn from an on-site pattern taken with the customer or engineer. Built in 3 layers:

Inner layer — Silica Cloth (up to 1,000°C) or Silicone Coated Fiberglass (up to 550°C), chosen by on-site temperature
Middle layer — Ceramic Fiber Blanket, 1–2 in thick (up to 1,260°C), or Armaflex rubber foam for cold applications
Outer layer — waterproof Silicone Coated Fiberglass (up to 550°C)
  • Lower maintenance costs — removable and refittable without damage, unlike cladding
  • Energy savings — maintains equipment/pipe temperature, reducing heat or cold loss
Steam Turbine With Insulation Jacket
06 · TURBINE INSULATION

Gas Turbine and Steam Turbine Insulation

Power plant insulation and turbine wrapping contract work across Samut Prakan, Samut Sakhon, Nonthaburi, Pathum Thani, Saraburi, Chon Buri, and nationwide. Same 3-layer construction as the Removable Jacket:

Inner layer — Silica Cloth (up to 1,000°C)
Middle layer — Ceramic Fiber Blanket, 1–2 in thick (up to 1,260°C)
Outer layer — Silica Cloth or Silicone Coated Fiberglass (up to 550°C)
07 · ROBOT JACKET / COBOT JACKET

Robot Jacket & Cobot Jacket

Sewn in-house, more affordable than buying directly from the robot manufacturer. Protects robots from heat, water spray, and dust in welding applications, extending service life and cutting maintenance costs. Free on-site survey. Fits every robot brand: ABB, OMRON, KUKA, KAWASAKI, YASKAWA

A real Robot Jacket in service since 2024, by Centrotec
PVC Canvas and Kunilon fabric options for Robot Cover
Airbag fabric option for Robot Cover
The Centrotec team installing insulation and cladding on site
08 · INSULATION AND CLADDING

Hot & Cold Insulation and Cladding

Design and installation for hot/cold pipe insulation, boilers, tanks, and air ducts, using Rockwool, ceramic fiber, or rubber foam, finished with calcium silicate, aluminum, stainless steel, or galvanized steel cladding to the customer's spec.

  • Steam pipe insulation, pipe jackets, valve jackets, industrial tank jackets
  • Machine sound/heat insulation panels / chiller panels
  • Glass wool installation for heat and sound insulation
  • Rockwool rated from -240°C to +820°C
Sound-proof insulation installed in a generator room
09 · SOUND-PROOF INSULATION

Sound-Proof Insulation for Support Rails

Reduce noise inside buildings, hotels, or factories with properly specified acoustic insulation, for both standard and special cases, sized and installed for stability, safety, and durability.

10 · CERAMIC FOAM FILTER

FILTEC Ceramic Foam Filter

Ceramic filters for metal casting, available in 4 variants by metal type and operating temperature:

FILTEC CF-200 Ceramic Foam Filter
CF-200

Alumina-based, no phosphate binder, high porosity. Resists corrosion from molten aluminum. Rated to 1,260°C

FILTEC CF-400 Ceramic Foam Filter
CF-400

Made of Silicon Carbide (SiC) with FILTEC's proprietary technology, produced at an ISO-9001 certified factory. For melting iron, copper, and alloys. Rated to 1,500°C

FILTEC CF-600 Ceramic Foam Filter
CF-600

For stainless steel melting and various alloys, also used as an adsorbent in high-temperature waste-gas treatment. Rated to 1,700°C

Also available: EC-85 (FILTEC EC85 Ceramic Core) — high strength and heat resistance, withstands wax injection pressure and temperature swings, custom sizes, a top choice for investment casting.

Expansion Joint for hot-air ducts
11 · EXPANSION JOINT

Expansion Joints for Hot-Air Ducts

Expansion joints for hot-air pipework, rated to 1,000°C, custom-made to the customer's drawing and tolerant of temperature swings. Two main groups:

Food Grade Filter & Joints — for food manufacturing/processing plants, designed to be safe and durable
Joints (general) — custom-made to the customer's drawing, for hot-air ducts and general industrial joints
PVC-coated roof insulation support wire mesh specification sheet
12 · ROOF SUPPORT WIRE

PVC-Coated Roof Insulation Support Wire

Two-layer rust protection with extra-thick zinc-coated wire and a premium-grade PVC coating, made from industrial-grade Hot Rolled Steel. The square mesh structure holds insulation taut and flush, resists moisture, blocks birds and pests, reflects radiant heat, and is lightweight yet tough, distributing weight evenly and resisting wind damage.

Electro Galvanized (Welded Wire Mesh) — electro-galvanized coating, rust-resistant, tight welded joints, uniform mesh spacing
Hot-Dipped Galvanized — standard 30 m roll length, thicker galvanized coating, heavier per roll

See the full wire gauge, mesh size, and weight table in the image.

Zinc oxide powder for industrial use
13 · ZINC OXIDE

Zinc Oxide

ZnO, a water-insoluble white powder, used as a chemical reaction activator, a nutrient mineral source, and a semiconductor material component:

  • Rubber — a vulcanization activator with stearic acid, improving strength and service life
  • Ceramics/glass — lowers melting point, increases opacity, adds gloss to glazes
  • Animal feed — feed-grade zinc supplement supporting immunity and growth
  • Electronics — semiconductor properties used in thin-film transistors, LEDs, and displays
14 · CENTROSHIELD EV

CentroShield EV Fire Blanket

A High-Silica fire blanket for electric vehicles, rated to 1,100°C, certified to DIN SPEC 91489:2024-11

View Product Details →

Talk to the Centrotec Team About Your Insulation Project

Call +66 81 899 1799 Call +66 36 222 822