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High Quality Calcium Oxide Cao Quicklime for Soil Improvement
US$105.00-349.00
20 Tons
Sample price:US$1.00/kg.Request sample
Product profile
Customization
AvailableCAS No.
1305-78-8Formula
CaoEINECS
215-138-9Classification
Calcium OxideGrade Standard
Industrial GradeKind
Alkaline OxideQuality
First ClassPurity
80%-99%Other Name
Quick LimeMf
CaoAppearance
White Powder, White LumpApplication
Food-Grade DesiccantUsed for
Food-Grade DesiccantMesh
100-600meshSample
AvailableMOQ
20mtColor
White PowderMolecular Weight
56.077Melting Point
2572 Degree Centigrade(2845K)Boiling Point
2850 Degree Centigrade(3123K)Density
3.35g/cm3Transport Package
25g/Bag, 40bags/Pallet or 1mt/Jumbo Bag PackageSpecification
25g/bag or 1MT/jumbo bag packageTrademark
HONGYUOrigin
Jiangsu, ChinaProduction Capacity
100000tons /YearKey features
High Purity CaO Content: Cao content ranges from 85% to 99% with minimal impurities.
Customized Particle Sizes: Available in powder, granule, or lump form with mesh sizes from 100 to 2000.
Strong Reactivity: Features fast slaking performance for efficient industrial applications.
Self-Owned Mine Source: Consistent quality guaranteed by sourcing from our own mine in Hubei Province.
Flexible Delivery Options: Supports EXW, FOB, CIF, and DDP terms for global shipping.
Comprehensive Certifications: Holds ISO9001, SGS, COA, MSDS, and Reach compliance documents.
24-Hour Response Time: Guarantees replies to any questions or complaints within 24 hours.
Company profile

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2023-09-02 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.08h CertifiedTerms of Payment: LC, T/T, PayPal, etc.
AI-Powered supplier vetting
SummaryChangshu Hongyu Calcium Co., Ltd. is a China-based manufacturer of calcium oxide, calcium hydroxide, and environmentally friendly lime, established in 1984. The supplier reports ISO9001:2015 certification, multiple production lines, substantial stated annual output, export activity, and applications across petrochemical, lubricant, environmental, sewage-treatment, and related industries. It states that products can be organized according to customer requirements and that delivery can be ensured, but the evidence does not independently verify these claims. Information on after-sales service, financial credibility, and customer case details is limited. The provided records also contain inconsistencies in reported production-line count and quality-control staffing, so operational figures should be verified.
Supplier typeThe supplier is explicitly identified as a manufacturer and operates in chemicals, producing calcium oxide, calcium hydroxide, and environmentally friendly lime. Its legal and operating information places it in Changshu, Jiangsu, China.
CertificationsThe supplier reports holding an ISO9001:2015 management-system certificate. The slice does not provide the certificate number, validity period, or issuing body, but it is explicit evidence of certification.
Production capacityThe supplier reports a 4,000 m² manufacturing plant, three processing lines producing more than 100 tons of lime products per day in one description, five production lines in another record, and annual output of 100,000 tons each for calcium oxide and calcium hydroxide. These figures support substantial production capability, although the differing line counts should be verified.
Customization capabilityThe supplier explicitly states that it can organize required varieties according to users’ different product-quality requirements and deliver on time. This directly supports customization capability, although no examples, technical limits, or validation records are provided.
Product Q&A
Q:Are you a trading company or a factory?
A:
We are a factory.
Q:What are your main products?
A:
Calcium oxide, Calcium hydroxide, Light calcium carbonate, Heavy calcium carbonate, Nano calcium carbonate
Q:How do you control quality?
A:
Our factory is equipped with professional technicians to control the quality, and the inspectors conduct a sample test every 2 hours to ensure the quality of our production. We also accept BV, SGS or any other third party inspection.
Q:Where is your factory?
A:
Our factory is located in Changshu, Jiangsu Province, welcome to visit us at any time.
Q:Do you offer custom calcified products?
A:
We offer various grades of calcium products to meet the needs of our customers.
Send Inquiry
*To:
Changshu Hongyu Calcium Co., Ltd.
Changshu Hongyu Calcium Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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