Is the product compatible with other additives?

Yes, it is compatible with HPMC, starch ether, redispersible polymer powders, and defoaming agents.

What is the dosage for this retarder?

The recommended dosage is 1-3%.

What is the graininess of the powder?

The graininess is 80 mesh with 100% passing rate.

Gypsum Plaster Retarder for Extended Work Time and Flexibility

Name: Gypsum Plaster Retarder for Extended Work Time and Flexibility
Brand: Hebei Celix Cellulose Co.,Ltd.
SKU: 2264220625

Hebei, ChinaHebei Celix Cellulose Co.,Ltd.

US$650.00-1,150.00

1 Ton

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Appearance

Powder

Function

Delayed Setting Time

Model NO.

GR-400

Setting Time Delay

2 hours

Type

Building Material Gypsum Retarder

pH Value

10-11

Moisture(%)

Below 3

Initial Consistency, Bc

Below 30

Fluid Loss,Ml/80ºC,6.9MPa,30min

Below 100

Thickening Time,Ml/80ºC,40MPa,40min

Above 60

Compression Strength,MPa/80ºC,21MPa,24h

Above 14

Residue(0.420mm Screen)

Below 7%

Transport Package

Plastic Paper Bag

Specification

25kg/bag

Trademark

Celix

Origin

China

HS Code

3824999999

Production Capacity

5000 Tons Per Year

Key features

Extended Setting Time: Effectively delays gypsum setting time by up to 2 hours for optimal working time.

High Workability: Improves fluidity and smoothness for easier application and leveling.

Superior Surface Finish: Prevents peeling and uneven surfaces caused by rapid condensation.

Excellent Compatibility: Stable when mixed with HPMC, starch ether, RDP, and defoaming agents.

High Solid Content: Features solid content of at least 98% for maximum efficiency.

Customizable Packaging: ODM/OEM design available for product packaging customization.

Versatile Application: Suitable for beta-hemihydrate, alpha-high-strength, and desulfurized gypsum.

Manufacturer Direct: Produced by Hebei Celix with 30,000 tons annual capacity and national high-tech certification.

Company profile

Fast DeliveryIn-stock CapacityOEM ServicesR&D Capabilities

Hebei Celix Cellulose Co.,Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 1year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.16h

AI-Powered supplier vetting

SummaryHebei Celix Cellulose Co., Ltd. is identified as a Chinese manufacturer of cellulose ether and related construction-chemical products. The supplier reports four production lines, annual cellulose ether output of 30,000 tons, 29 employees, and one-month lead times in both off-peak and peak seasons. It has a stated domestic distribution network and an application R&D laboratory recognized by a local industrial committee. However, supplier-management certification is listed as NIL, and the SGS audit result is recorded as 0 without an explanatory interpretation. Outsourcing, inventory, overseas warehouse, showroom, R&D product development, ODM/OEM, SDK, and sustainability drill capabilities are marked unknown. No customer cases are provided.

Supplier typeThe supplier is explicitly classified as a Manufacturer, with its own company identity, Chinese origin, Hebei operating province, and limited-company structure. This directly supports a manufacturing-supplier classification.

CertificationsSupplier-management certification is explicitly listed as NIL. Although an SGS audit is recorded with validity dates through September 9, 2026, the provided data does not identify it as a certification and records the audit result as 0 without explanation.

After-Sales capabilityCelix reports a national distribution network with branches in Hebei, Xinjiang, Anhui, and Fuzhou, indicating domestic service coverage. However, inventory, overseas warehouse, and overseas showroom capabilities are unknown, so the full after-sales capability cannot be established.

R&D capabilityThe supplier states that it has dedicated R&D teams, and its Application R&D Laboratory in Jinzhou received recognition from the local Industrial Committee in 2019 for applied research and customer-oriented innovation. This is explicit positive evidence of application-oriented innovation capability.

Production capacityCelix reports four production lines, 30,000 tons of annual cellulose ether output, a 26,111.0 m² manufacturing plant, and one-month lead times in both off-peak and peak seasons. Its stated HPMC capacity had reached 10,000 tons by 2010, supporting substantial production experience and capacity.