ការបញ្ចប់ផ្ទៃដែលប្រសើរឡើង: សារធាតុបន្ថែមដូចជា ភ្នាក់ងារជ្រាបចូលខ្យល់ អាចធ្វើអោយប្រសើរឡើងនូវការបញ្ចប់ និងរូបរាងរបស់បេតុង ដោយការពារការខូចទ្រង់ទ្រាយដូចជាការប្រេះ។, Honeycombing, ឬការសម្អាតផ្ទៃ, ធានាបាននូវភាពរលោង, ផ្ទៃថ្នាក់វិជ្ជាជីវៈ.

Specification of Hydroxyethyl Methyl Cellulose HEMC Concrete Admixture for Cement Plaster and Rendering

Hydroxyethyl Methyl Cellulose (HEMC) ល្បាយបេតុង

សង្ខេបធាតុ

Hydroxyethyl Methyl Cellulose (HEMC) is a high-performance additive utilized in cement-based plasters and making blends. It is made from natural cellulose and customized to enhance workability, ការរក្សាទឹក។, និងចំណង. This admixture assists develop smoother, much more regular finishes on wall surfaces and ceilings.

អត្ថប្រយោជន៍សម្ងាត់

HEMC greatly enhances ការរក្សាទឹក។. This keeps the mix moist much longer, which permits concrete to hydrate fully. Much better hydration suggests stronger, extra durable plaster. The product additionally increases សមត្ថភាពការងារ. Workers can spread and shape the blend with much less effort. It lowers drooping on vertical surface areas and avoids splits during drying out.

Another significant benefit is ចំណង. HEMC aids the plaster stick securely to blocks, បេតុង, or other substrates. This lowers the threat of delamination or peeling over time. The additive additionally regulates air entrainment, offering an uniform appearance without extreme bubbles.

លក្ខណៈបច្ចេកទេស

– មើល: ម្សៅដែលហូរចេញពីពណ៌សទៅពណ៌ស
– viscosity (2% សេវាកម្ម, 20 °គ): 400– 100,000 mPa · s (ខុសគ្នាតាមថ្នាក់).
– pH (2% សេវាកម្ម): 6.0– 8.5.
– សម្ភារៈសើម: ≤ 5%.
– មាតិកាផេះ: ≤ 5%.
– វិមាត្រប៊ីត: ធ្វើដំណើរតាមរយៈអេក្រង់ 80-mesh.

ប្រើគោលការណ៍ណែនាំ

Add HEMC at 0.1% ទៅ 0.4% by weight of overall dry products. Mix it equally with sand and concrete before including water. Usage clean blending water and comply with standard mixing procedures. Dosage depends upon climate, ប្រភេទស្រទាប់ខាងក្រោម, និងថ្នាំកូតដែលចង់បាន. Always test little sets first to adjust for regional problems. ទុកក្នុងកន្លែងត្រជាក់, តំបន់ស្ងួតទាំងស្រុងឆ្ងាយពីសំណើម. រក្សាការវេចខ្ចប់ផលិតផលបិទជិតពេលមិនប្រើ.

Applications of Hydroxyethyl Methyl Cellulose HEMC Concrete Admixture for Cement Plaster and Rendering

Applications of Hydroxyethyl Methyl Cellulose (HEMC) in Concrete Plaster and Rendering

Enhanced Workability and Consistency

Hydroxyethyl Methyl Cellulose (HEMC) makes cement plaster and providing mixes easier to take care of. It helps maintain the mix smooth and attire. Workers can spread it evenly without additional effort. The product remains consistent throughout.

ការរក្សាទឹកកាន់តែប្រសើរ

HEMC holds water inside the mix longer. This is necessary for correct concrete hydration. Excellent hydration indicates more powerful bonds and fewer fractures. Even in hot or completely dry climate, the plaster establishes correctly due to the fact that wetness remains where it’s required.

Boosted Attachment

This additive aids the plaster stick far better to wall surfaces and other surfaces. It minimizes the risk of peeling or falling off with time. Solid adhesion leads to a much more durable coating that lasts much longer under typical use.

Lowered Drooping and Slumping

When used on upright surface areas, plaster with HEMC remains in area. It does not glide down or deform before it sets. This offers a cleaner look and saves time on rework or touch-ups.

Regulated Open Time

HEMC extends the time employees have to form and smooth the surface. នេះ។ “ម៉ោងបើក” lets them fix little issues before the mix begins to establish. It supports better workmanship without rushing.

Less Splits and Contraction

Because HEMC improves water distribution and retention, the dried plaster reduces less. Less shrinking implies less hairline cracks. The last surface looks smoother and holds up much better gradually.

Compatibility with Other Additives

HEMC works well with usual concrete additives like redispersible polymer powders or starch ethers. វាមិនផ្ទុយនឹងការសម្តែងរបស់ពួកគេទេ។. This makes it simple to include in standard solutions without added screening.

ប្រវត្តិរូបក្រុមហ៊ុន

យើងជាក្រុមហ៊ុនឈានមុខគេលើពិភពលោកក្នុងដំណោះស្រាយបេតុងទម្ងន់ស្រាល និងវិស្វកម្មទំនើបៗ. ត្រូវបានគេស្គាល់ទូទាំងពិភពលោកសម្រាប់ការប្តេជ្ញាចិត្តរបស់ខ្លួនក្នុងការស្រាវជ្រាវ, ការច្នៃប្រឌិត, និងជំនាញដែលបានអនុវត្ត, យើងបានផ្តល់ដំណោះស្រាយ Foam ដែលត្រូវបានវិស្វកម្មតាំងពីដើមឆ្នាំ 2012.

យើងអាចផ្គត់ផ្គង់ល្បាយបេតុងដែលមានគុណភាពខ្ពស់ និងផលិតផលដែលទាក់ទងនឹងបេតុងស្នោនៅទូទាំងពិភពលោក.

ក្រុមហ៊ុនមាននាយកដ្ឋានបច្ចេកទេសវិជ្ជាជីវៈ និងនាយកដ្ឋានត្រួតពិនិត្យគុណភាព, មន្ទីរពិសោធន៍ដែលមានបំពាក់យ៉ាងល្អ, និងបំពាក់ដោយឧបករណ៍ធ្វើតេស្តកម្រិតខ្ពស់ និងមជ្ឈមណ្ឌលសេវាកម្មអតិថិជនក្រោយពេលលក់.

ប្រសិនបើអ្នកចាប់អារម្មណ៍, សូមមានអារម្មណ៍សេរី ហើយទាក់ទងមកយើងខ្ញុំ.

ការទូទាត់

T/T, Western Union, Paypal, កាតឥណទានជាដើម។.

ការដឹកជញ្ជូន

តាមអាកាស, តាមសមុទ្រ, ដោយប្រយោគ, ដូចដែលអតិថិជនស្នើសុំ.

5 FAQs of Hydroxyethyl Methyl Cellulose HEMC Concrete Admixture for Cement Plaster and Rendering

Frequently Asked Questions About Hydroxyethyl Methyl Cellulose (HEMC) for Cement Plaster and Rendering

What is HEMC used for in plaster and rendering?

HEMC is a water-soluble polymer added to cement-based mixes. វាធ្វើអោយប្រសើរឡើងនូវសមត្ថភាពការងារ, helps the mix hold water, and makes it easier to apply. This leads to smoother finishes and fewer cracks during drying.

How does HEMC improve water retention?

HEMC forms a thin film that slows down water loss from the mix. ការរក្សាទឹកបានល្អអនុញ្ញាតឱ្យស៊ីម៉ងត៍មានជាតិទឹកយ៉ាងពេញលេញ. This means stronger adhesion and better final strength, especially on dry or absorbent surfaces.

Does HEMC affect setting time?

បាទ, ប៉ុន្តែគ្រាន់តែបន្តិច. HEMC may extend the initial setting time by a small amount. This gives workers more time to finish the surface without rushing. The effect is controlled and does not harm the final hardening process.

Can HEMC be used with other additives?

HEMC works well with most common admixtures like redispersible powders, អេធើរម្សៅ, or defoamers. Always test the full mix before large-scale use to ensure compatibility and performance.

What dosage of HEMC should I use?

កំរិតប្រើធម្មតាមានចាប់ពី 0.1% ទៅ 0.4% ដោយទម្ងន់នៃសម្ភារៈស្ងួតសរុប. The exact amount depends on the type of application, អាកាសធាតុ, and base material. Start with a lower dose and adjust based on trial results. Too much HEMC can make the mix sticky or slow to set.