Choosing the Right Cement Mortar

Z-TT is water-based polymer emulsion additive specially engineered for cement self-leveling screeds. It intervenes the full cement hydration process via physical & chemical reactions, greatly improving fluidity, density, compressive & flexural strength, substrate adhesion and shrinkage control. Designed for both dry-mix factory production and on-site mixing reinforcement; exclusively compatible with LANGUAN self-leveling range to upgrade wear resistance, impact resistance and long-term durability of floor screeds.

KG32 is ultra-fast hardening cement-based self-leveling mortar with special accelerating polymer formula. It drastically speeds up hydration reaction while retaining premium self-leveling smoothness. Only 4 hours curing allows foot traffic and subsequent floor covering installation, cutting waiting time by over 90% compared to ordinary self-leveling. Designed for time-critical commercial, retail and residential dry-area renovation projects.

LANGUAN-KCC Two-Component Epoxy Colored Sand Self-Leveling Flooring, 100% solid solvent-free & zero-VOC. High compression & wear resistance, seamless dust-proof, excellent chemical resistance against acid, alkali and oil. Rich color options, smooth or slight anti-slip surface available, conductive type customizable. Suitable for heavy-duty workshop, clean-room factory & high-end commercial venues.

K80C colored finish self-leveling cement adopts special white cement, weather-resistant inorganic pigments and imported polymer additives. It integrates base leveling & decorative finish in one product, offering stable color options including light gray, dark gray, beige and natural cement tone. With smooth delicate surface after pouring, it can be directly used as final floor coating at 2–5mm thin thickness without extra floor coverings. High abrasion resistance & UV fade resistance make it ideal for minimalist industrial style and artistic color-splicing interior projects.

1. K50 Self-Leveling Cement is a high-performance cement-based floor leveling compound specially designed for PVC vinyl flooring, LVT flooring, rubber flooring, and other resilient floor coverings. It is formulated with special cement, graded aggregates, polymer dry powder resin, and imported additives to create a smooth, strong, and stable substrate for professional flooring installation. 

2.After mixing with water, the product provides excellent flow ability and automatic leveling performance, forming a dense, high-strength base layer that helps prevent floor defects such as uneven surfaces, joint reflection, hollowing, and deformation caused by substrate problems. 

K30 high-strength gypsum self-leveling mortar is a dry-mix compound based on high-purity alpha hemihydrate gypsum, graded aggregates and multi-functional polymer additives. After mixing with clean water, it flows freely under gravity for ultra-precise leveling. With slight micro-expansion during hydration, it eliminates hollowing and cracking completely. Designed exclusively for indoor dry-area floor leveling and underfloor heating backfill, it delivers perfectly flat substrate for wood, vinyl and tile floor coverings while cutting construction cycles drastically.

K29 is multi-functional special cement-based flooring compound blended with non-sparking aggregate, conductive fillers, special cement and polymer additives. It integrates non-spark explosion resistance, stable ESD static dissipation, high abrasion resistance and self-leveling performance in one product. It eliminates impact sparks and static accumulation fundamentally, delivering fully seamless intrinsically safe flooring for flammable, explosive and static-sensitive industrial facilities.

K28 is premium eco-friendly integrated inorganic flooring combining traditional terrazzo craft and self-leveling cement technology. Mixed with natural colored sand, glass decorative aggregates, it forms seamless monolithic floor over concrete & tile substrates. After dust-free grinding & polishing, it delivers authentic natural stone finish with adjustable matte/high-gloss effect, Class A fire resistance, ultra-high hardness, stain & abrasion resistance for high-end commercial & industrial projects.

1.K26 Ultra-Thin Crack Resistant Self-Leveling Concrete Overlay is a high-performance cement-based self-leveling flooring material specially developed for precision floor leveling and surface renovation. It is formulated with high-grade special cement, fine aggregates, polymer powders, crack-resistant fibers, and functional additives to provide excellent flowability, strong adhesion, high strength, and durable crack resistance. 

2.With its ultra-thin application capability, K26 can achieve accurate leveling from 3–10mm thickness, creating a smooth, seamless, wear-resistant surface suitable for various commercial, industrial, and renovation flooring projects. 

K19 is a high-performance self-leveling polyurethane mortar flooring system engineered for the most demanding industrial environments. With exceptional strength, abrasion resistance, and chemical resistance in a seamless, easy-to-clean finish, it's the ultimate solution for food & beverage facilities, processing plants, and heavy-traffic industrial areas.

Two-Component Acrylic Self-Leveling Mortar for Outdoor Flooring is a high-performance self-leveling compound designed for precision leveling and surface preparation of indoor and outdoor substrates. After mixing the two components, the product provides excellent flowability, workability, and strong adhesion, creating a smooth and durable base for various floor finishes.

K32 is an innovative lightweight screed blended with high-closure vitrified glass beads and high-performance cement self-leveling base. The stable honeycomb internal structure delivers outstanding thermal insulation, impact sound absorption, ultra-light weight and Class A fire resistance in one single pour. It integrates floor leveling and energy-saving insulation, eliminating thermal bridges caused by segmented insulation boards for residential, commercial, industrial and renovation projects.

K31 EPS particle self-leveling concrete is a new lightweight thermal & acoustic insulation screed compound made of special sulphoaluminate cement, recycled closed-cell EPS foam particles and multi-function additives. The hollow EPS aggregates deliver ultra-low dead load, outstanding heat insulation and impact sound absorption. With superior self-leveling & self-compacting flowability, it forms seamless monolithic layers in one pour, Class A non-combustible, ideal for underfloor heating, roof slope insulation and renovation light filling projects.

LANGUAN-PP is single-component ultra-fine dry powder skim coat blended with special cement, superfine fillers and polymer functional additives. Mix only with water to create silky smooth slurry, applicable in ultra-thin layers from 0–3mm. Initial set within 30 mins and light foot traffic ready in 2–3 hours. It perfectly repairs pinholes, gaps, cracks and feather edge transitions for premium vinyl, rubber and epoxy floor substrates.

K12 is a premium dry-mix wall repair mortar formulated with specialty cement, fine aggregates, polymer additives, and functional fibers. Designed for fast interior and exterior wall patching, it sets hard in hours — not days — so you can move on to the next step and finish projects faster than ever.

K12 is a high-strength, cement-based, fast-setting self-leveling compound engineered for rapid floor leveling and concrete repair. Formulated with premium Portland cement, rapid-setting calcium aluminate cement, re-dispersible polymer powder, graded quartz sand, and high-quality German additives, it delivers professional-grade results with minimal downtime.

PP A45 is a rapid-setting, fast-drying, anti-sag specialty repair mortar designed for interior patching and repair. It hardens in just 1.5 hours at 20°C — walkable and ready for the next trade the same day. With excellent strength, hardness, and sag resistance, it handles walls, ceilings, stairs, ramps, and detailed repairs with professional results.

L-100 lithium silicate densifier adopts advanced lithium penetration technology. The clear liquid deeply penetrates concrete matrix and chemically reacts with free calcium & magnesium ions to form insoluble stable lithium silicate gel, permanently sealing capillary pores. It hardens, dust-proofs, stain-resists and polishes concrete in one single application, ideal for new & aged C25+ concrete floors.

K28A is a high-strength, dry-shake mineral aggregate floor hardener formulated with high-hardness metallic aggregates, selected quartz sand, special cement and functional additives. It is evenly applied to freshly placed concrete during the initial setting stage and mechanically trowelled to form a dense, durable and fully integrated wear-resistant surface.

The finished floor provides excellent resistance to abrasion, impact, heavy loads and surface dusting. It is designed to withstand frequent traffic from forklifts, industrial equipment and heavy vehicles while significantly extending the service life of concrete floors. K28A can be applied together with newly poured concrete, offering efficient installation, easy maintenance and a range of optional colours.

LANGUAN 690 is a versatile water-based polymer interface primer for all kinds of interior wall and floor substrates. With adjustable water dilution ratios, it seals pores, strengthens base surfaces and improves interlayer adhesion for repair mortar, self-leveling cement, plaster and tile laying projects.

This multi-scenario primer fits dense smooth bases, porous concrete, wood panels, gypsum boards and terrazzo/tile surfaces, supporting DIY and professional construction with easy water cleaning tools and long shelf life.

LANGUAN 680 Two-Component Epoxy Primer is a solvent-free, flowable two-part epoxy primer composed of epoxy resin A and hardener B. It features powerful penetration and sealing performance to reinforce concrete substrates, acting as a stable bonding base for epoxy resin floors and cement self-leveling flooring systems.

This matched primer is exclusively developed for the full LANGUAN flooring series, delivering excellent substrate sealing, anti-moisture and high-adhesion effects to avoid floor hollowing, peeling and bubbling for long-term industrial and commercial floor projects.

LANGUAN 670 Non-Absorbent Substrate Primer is a water-based polymer emulsion ground treatment agent made for non-absorbent and low-absorption substrates before self-leveling construction. It adopts dual functions of penetration reinforcement and film forming to strengthen base surfaces and form a rough bonding layer, effectively solving floor issues including hollowing, debonding, bubbles, pinholes and shrinkage cracks.

 This primer is a necessary pre-treatment material for smooth hard substrates like tiles, terrazzo and epoxy floors, delivering stable, long-lasting bonding performance for residential, commercial and industrial self-leveling renovation projects.

LG660 is a water-based, multi-purpose bonding primer designed to dramatically improve adhesion between self-leveling compounds, mortars, and various absorbent substrates. Easy to apply with a brush or roller, it dries quickly so you can move forward with your project faster — minimizing downtime and maximizing productivity on every job..

9000S is a high-performance, high-elasticity adhesive specially formulated for full-spread installation of engineered wood, multi-layer solid wood, and laminate flooring. Built with advanced polyurethane / modified silane technology, it delivers ultimate bond strength and permanent flexibility — creating a unified floor structure that's solid, silent, and built to last.

8000A is a high-performance chemical-reactive two-component polyurethane adhesive consisting of Component A (polyurethane prepolymer) and Component B (curing agent). When mixed, it undergoes irreversible cross-linking to form an ultra-strong, flexible, chemically resistant bond — the ultimate solution for heavy-duty, porous, and moisture-sensitive floor coverings.

LG900 is a water-based, permanently conductive adhesive specially developed for the installation of PVC conductive and static-dissipative flooring. It is formulated with special conductive carbon materials, graphite, polymer emulsions and functional additives, creating a uniform, stable and continuous conductive network within the adhesive layer.

In addition to providing strong adhesion, LG900 continuously transfers static electricity from the flooring system to the grounding network. This helps prevent electrostatic accumulation and protects sensitive electronic equipment, precision instruments and controlled working environments.

LG866 is a high-performance, eco-friendly water-based adhesive engineered with advanced acrylic polymer technology. Specially designed for permanent bonding of all types of LVT flooring — including SPC, WPC, and rigid/ semi-rigid vinyl planks — it delivers exceptional grab strength and ultimate bond for flawless, hollow-free installations.

LG860 is a high-performance, eco-friendly water-based adhesive specially formulated for permanent bonding of all types of PVC sheet flooring — including homogeneous, multi-layer composite, and heavy-duty commercial sheets. With strong initial tack, high ultimate bond strength, and excellent workability, it delivers flawless, bubble-free installations every time.

LG840 is a premium water-based dispersion pressure-sensitive adhesive formulated for peelable carpet tile installation. Solvent-free and odorless when dry, it delivers strong, reliable bonding for vinyl-backed carpet tiles and carpet underlays — with an ultra-long 24-hour working window that gives you total installation flexibility..

GT-H90 is a high-performance dry-mix grout specially engineered for precise installation of bridge and building bearings. Formulated with high-strength cement, graded rigid aggregate and compound micro-expansion admixtures, it delivers ultra-early strength, high elastic modulus, self-leveling flow and bi-directional non-shrink expansion. It fully fills voids under bearing plates, distributes dynamic & static loads evenly and maintains long-term installation accuracy for all types of bridge and seismic isolation bearings.

GT-H80 is a high-tech precision grout formulated with high-strength cement, ultra-fine graded micro-expansion aggregate and specialty additives. With maximum aggregate size ≤1.18mm, it delivers exceptional self-leveling fluidity and penetrating power to fill tiny millimeter-scale gaps. Featuring controlled micro-expansion without shrinkage, it solves filling challenges for precision machinery, small anchors, micro cracks and precast sleeve structures that standard grouts cannot handle.

GT-H60 is factory pre-blended dry grout composed of high-strength cement, premium quartz aggregate, non-shrink expansion agent and polymer additives. Simply mix with clean water to create self-leveling flowable slurry, featuring early high strength, zero shrinkage expansion and vibration-free placement. It fully fills all gaps to ensure uniform load transfer, ideal replacement for cast-in-place concrete for machinery anchorage and structural repair.

YTIII colored stone grout is dry powder compound made of premium cement, well-graded fine aggregate, polymer additives and weather-resistant inorganic pigments. It supports two construction methods: wet mixing application & dry sprinkling plus water curing. Designed for filling joints of PC pavers, quartz stone, ceramic tiles, marble and granite indoors & outdoors. It integrates waterproof sealing, flexible anti-crack, wear and efflorescence resistance, with UV-stable color series for long-term decorative protection of paving systems.

YTII is C2TE S1/S2 high-performance flexible cement-based tile adhesive complying with JC/T 547-2017 standard. Formulated with special cement, graded aggregate and high-performance redispersible polymer powder, it is engineered for low-water-absorption dense decorative materials including ultra-thin stone slabs, marble, granite and large-format porcelain tiles. Featuring superior flexibility, vertical slip resistance and efflorescence prevention, it works for interior & exterior, wet bathroom areas and underfloor heating systems to eliminate hollowing, sagging and stone discoloration.

LANGUAN-YT fast-set tile adhesive is polymer-modified cement-based mortar blended with premium cement, fine aggregates and rapid-hardening additives. It features ultra-fast curing that allows grouting only 3–4 hours after tile installation, greatly shortening construction cycles. With strong bonding, vertical anti-slip and water-resistant performance, it fits ceramic tiles, polished tiles and large-format tiles for interior, exterior, wet bathroom and underfloor heating projects.

NZ-200 exterior multi-functional putty is formulated with cement, selected quartz sand, redispersible latex powder, anti-crack composite fiber and long-lasting bactericide. It is specially designed as leveling base coat for heavy exterior finishes including stone paint, texture coating and flake coating. It applies on concrete, cement mortar and brick walls, integrating high adhesion, flexible crack resistance, Class 0 permanent mildew resistance, vapor permeability and excellent weather resistance for high-rise, villa and coastal building exterior projects.

NZ-100 high-strength water-resistant interior wall putty is dry powder compound blended with special cement-calcium binders, fine fillers and polymer additives. Simply mix with clean water to form smooth creamy mortar. It levels uneven walls, fills pinholes and micro cracks on concrete, mortar and gypsum substrates, forming solid uniform base for latex paint, wallpaper and wall cloth, with outstanding moisture & alkali resistance for all indoor dry wall projects.

Q3 high-strength polymer anti-crack mortar is pre-blended dry compound composed of premium cement, well-graded fine sand, redispersible latex powder, water retention agent and anti-crack fiber. Simply mix with clean water for interior & exterior wall and ceiling plastering. It tightly adheres to concrete, AAC blocks and brick substrates, forming rigid crack-resistant base coat for paint, stone coating and tile adhesive layers, with excellent weathering, freeze-thaw and impermeability performance.

Q2 lightweight thermal plaster is formulated with inorganic binders, closed-cell vitrified glass beads, thermal fillers, fiber reinforcement and polymer additives. It features ultra-light weight, low thermal conductivity and Class A non-combustibility. Designed for interior & exterior thermal plaster of new and renovated buildings, it integrates insulation, fire resistance and crack-resistant leveling in one single coat..

Q1 lightweight plaster gypsum is high-performance interior plaster based on premium β building gypsum, compounded with lightweight aggregates and polymer additives. It serves as an ideal replacement for traditional cement mortar, applicable for one-coat thick plastering on concrete, AAC blocks, brick and gypsum block interior walls, featuring low bulk density, high strength and crack-free thick-layer construction.

GII is a two-part waterproof system consisting of polymer liquid emulsion and special cement-quartz powder. After mixing, it chemically cures into a seamless rigid-flex waterproof membrane. With over 80% elongation rate, it bridges cracks up to 2mm and delivers reliable waterproofing on both positive and negative sides, ideal for dynamic structures with thermal movement, settlement and long-term water immersion.

G1 is rigid powder waterproof mortar formulated with special cement, graded aggregate, hydrophobic agents and polymer waterproof powder, ready to mix with water on site. It blocks capillary pores via dense hydration for outstanding impermeability, combining inorganic long-term durability and polymer flexibility. It delivers dual functions of waterproofing & substrate leveling for positive and negative side building waterproofing projects.

DN-DK FireShield is thick inorganic non-intumescent fire coating complying fully with GB 14907-2018 Type H. Composed of inorganic binders, vermiculite & perlite thermal aggregates, it forms a rigid low-thermal-conductivity barrier without foaming in fire, delivering up to 3 hours outstanding fire resistance. Asbestos-free and non-toxic, it is engineered for heavy steel structures under extreme corrosive & outdoor harsh environments.

DN-DJ Shield is water-based & solvent-based dual-purpose thin intumescent fire coating fully compliant with GB 14907-2018. When exposed to fire, it rapidly expands into dense thermal insulation carbon foam to shield steel from high heat, extending fire resistance duration while delivering smooth decorative finish for visible steel structures.