Industries We Serve
Zenco Systems Ltd supplies refractory bricks, castables, and thermal insulation materials engineered to meet the strict thermal efficiency and campaign-life benchmarks of diverse high-temperature industries.
Cement Manufacturing
Refractory linings and insulation for rotary kilns and preheater towers.
Cement plants operate rotary kilns, preheater towers, and coolers at sustained high temperatures with heavy dust and mechanical load. Zenco supplies dense and insulating refractory bricks, castables, and ramming mixes for kiln burning zones, calcium silicate and mineral wool insulation for preheater and cooler shells, and high-temperature gaskets and expansion joints for kiln seals and ductwork. Our materials extend refractory campaign life and reduce shell heat loss across the pyroprocessing line.
Core Solutions supplied:
- Dense refractory bricks for kiln burning zone linings
- Insulating firebricks and castables for kiln transition and cooler zones
- Refractory ramming mixes for kiln inlet and outlet repairs
- Calcium silicate and mineral wool insulation for preheater tower shells
- High-temperature gaskets and rope seals for kiln and duct joints
- Expansion joints for preheater and cooler ductwork
Steel & Metal Manufacturing
High-performance refractory linings and thermal insulation for steel plants.
Steel and metal manufacturing plants operate at extreme temperatures that demand the most durable refractory and insulation materials. Zenco supplies dense refractory bricks, castables, ceramic fibre products, and high-temperature gaskets engineered to withstand the thermal shock, abrasion, and chemical attack found in electric arc furnaces, blast furnaces, ladles, tundishes, and rolling mill reheating furnaces. Our solutions extend campaign life, reduce heat loss, and keep your operations running with minimal downtime.
Core Solutions supplied:
- Dense & insulating refractory bricks for EAF/BF linings
- High-strength castables and ramming mixes for ladles & tundishes
- Ceramic fibre blankets and modules for reheat furnace roofs
- Calcium silicate boards for structural insulation
- High-temperature ceramic fibre gaskets and packings
- Expansion joints for thermal movement management
Power Generation & Energy
Thermal insulation and refractory materials for boilers, turbines, and ducts.
Power stations — coal-fired, gas-fired, biomass, and waste-to-energy — rely on continuous, high-temperature operation where thermal efficiency directly impacts profitability. Zenco supplies mineral wool pipe and duct insulation, calcium silicate block insulation for high-pressure steam lines, refractory castables for combustion chambers, ceramic fibre modules for boiler walls, and expansion joints for flue gas ducting. Our products reduce fuel consumption, maintain thermal efficiency, and protect plant infrastructure.
Core Solutions supplied:
- Mineral wool slabs and pipe sections for steam line insulation
- Calcium silicate block insulation for high-pressure piping
- Ceramic fibre modules and blankets for boiler walls
- Refractory castables for combustion chambers and burner blocks
- Expansion joints for flue gas ductwork
- High-temperature textile curtains and seals for access panels
Textile & Fibre Processing
Heat management and insulation solutions for drying ovens and stenters.
Textile manufacturing processes such as dyeing, drying, heat-setting, and stentering involve large volumes of heated air and steam at moderate to high temperatures. Zenco provides ceramic fibre blankets, mineral wool slabs, and high-temperature textile seals to insulate stenter frames, drying ovens, and process tunnels — reducing energy consumption, improving temperature uniformity, and extending equipment service life across spinning, weaving, and finishing operations.
Core Solutions supplied:
- Ceramic fibre blankets for stenter frame and oven insulation
- Mineral wool slabs for process tunnel wall lining
- High-temperature woven textile curtains and seals
- Calcium silicate boards for structural heat shielding
- Fibre-reinforced gaskets for steam valve flanges
- Expansion joint seals for hot air ducting
Chemicals & Petrochemicals
Corrosion-resistant refractories and insulation for reactors and crackers.
Petrochemical and chemical processing plants subject their equipment to extreme temperatures, aggressive chemical environments, and thermal cycling. Zenco supplies castable refractories, ceramic fibre modules, and insulating bricks for reformer heaters, fluid catalytic cracking (FCC) units, pyrolysis furnaces, and process vessel linings. Our chemical-resistant formulations and expert technical support ensure long campaign life and process safety in some of the most demanding operating environments.
Core Solutions supplied:
- Chemical-resistant castables for reactor and FCC unit linings
- Ceramic fibre modules for reformer furnace walls
- Insulating firebricks for process heater roofs and floors
- High-purity ceramic fibre products for catalyst environments
- Mineral wool pipe insulation for cryogenic and hot lines
- Expansion joints and flexible seals for process ducting
Ceramics & Lime Processing
Kiln furniture, refractory shapes, and high-temp fibre for ceramic kilns.
Ceramic manufacturing — including floor tiles, sanitaryware, technical ceramics, and cement/lime kilns — demands precise temperature control and consistent refractory performance at sustained high temperatures. Zenco supplies kiln furniture refractory shapes, insulating firebricks for kiln cars, ceramic fibre blankets for kiln crown and side wall insulation, high-temperature mortars, and castables for rotary kiln linings. Our products help maintain firing uniformity, reduce thermal mass, and lower cycle energy costs.
Core Solutions supplied:
- Insulating firebricks (IFB) for kiln cars and walls
- Ceramic fibre blankets for kiln crown insulation
- High-temperature refractory mortars and setting cements
- Dense refractory bricks for rotary kiln shell linings
- Castable refractories for burner blocks and flame tunnels
- High-temperature fibre modules for fast-fire tunnel kilns
Glass Manufacturing
Specialist refractories for glass tanks, regenerators, and lehrs.
Glass furnaces operate continuously at temperatures exceeding 1,500°C, making refractory selection critical to glass quality and furnace campaign life. Zenco supplies fused-cast AZS and silica bricks for glass tank linings, high-density crown refractories, ceramic fibre products for the superstructure and checker work, and calcium silicate insulation for the outer furnace shell. Whether for float glass, container glass, or specialty glass, our technical team recommends the optimal product specification for each zone.
Core Solutions supplied:
- High-density silica and AZS bricks for glass tank linings
- Ceramic fibre products for superstructure insulation
- Calcium silicate boards for outer shell and doghouse insulation
- Refractory castables for forehearth and feeder channel linings
- High-temperature ceramic fibre felt for lehr insulation
- Expansion joints for thermal movement in tank structures
Oil & Gas Processing
Fire-rated insulation, passive fire protection, and refractory linings.
Upstream, midstream, and downstream oil and gas facilities require refractory linings for fired heaters, flare tips, and thermal oxidisers, as well as passive fire protection (PFP) insulation for structural steelwork, vessels, and pipework. Zenco supplies ceramic fibre modules and blankets for heater box walls, refractory castables for flare tips and burner ports, mineral wool pipe insulation for process lines, and high-temperature gaskets and packings for flanged connections operating under elevated pressure and temperature.
Core Solutions supplied:
- Ceramic fibre modules for fired heater and furnace linings
- Refractory castables for flare tips and thermal oxidisers
- Mineral wool pipe and equipment insulation for process lines
- High-temperature gaskets and spiral-wound packings for flanges
- Calcium silicate boards for structural fire protection
- Expansion joint seals for high-pressure ductwork and vessels
Sugar Processing & Agro-Industry
Boiler refractory linings and thermal insulation for sugar mills.
Sugar mills and agro-processing plants rely on bagasse-fired boilers, evaporators, and juice heaters that operate continuously during the milling season. Downtime for refractory repairs is extremely costly. Zenco supplies refractory bricks and castables for boiler furnace walls and combustion chambers, ceramic fibre blankets for boiler crown and side wall backup insulation, mineral wool pipe sections for steam distribution lines, and high-temperature rope and sheet packings for door seals and flange joints.
Core Solutions supplied:
- Refractory bricks for bagasse-fired boiler furnace walls
- Castable refractories for combustion chamber and arch linings
- Ceramic fibre blankets for boiler backup insulation
- Mineral wool pipe sections for steam distribution insulation
- High-temperature rope and sheet packings for door seals
- Calcium silicate boards for evaporator body insulation
Mining & Minerals Processing
Refractory solutions for smelters, calcination kilns, and roasters.
Mining and minerals processing involves high-temperature unit operations such as ore roasting, calcination, smelting, and slag handling, all of which impose severe thermal and mechanical stresses on equipment linings. Zenco supplies dense abrasion-resistant refractory castables for rotary kilns, insulating firebricks for calciner linings, ceramic fibre products for hot face and backup insulation in electric smelting furnaces, and expansion joints for converter hood and gas cleaning ducting.
Core Solutions supplied:
- Abrasion-resistant castables for rotary kiln and calciner linings
- Dense refractory bricks for smelter and converter linings
- Ceramic fibre products for hot-face backup insulation
- Insulating firebricks for calcination kiln shells
- High-temperature gaskets and packings for flanged connections
- Expansion joints for converter hood and off-gas ducting